Annual report pursuant to Section 13 and 15(d)

Schedule III - Real Estate and Accumulated Deprecation (Details)

v3.19.3.a.u2
Schedule III - Real Estate and Accumulated Deprecation (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2019
USD ($)
class
property
Dec. 31, 2018
USD ($)
Dec. 31, 2017
USD ($)
Dec. 31, 2016
USD ($)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land $ 649,872      
Initial Cost to Company, Buildings and Improvements 2,347,378      
Subsequent Additions 93,953      
Gross Carrying Amount at Year-End, Land 649,938      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,441,781      
Total 3,091,719 $ 2,637,723 $ 2,275,233 $ 1,844,336
Accumulated Depreciation 337,822 $ 246,261 $ 170,358 $ 110,803
Federal income tax basis of land and depreciable property $ 2,700,000      
Number of businesses acquired encumbered by debt | property 94      
Aggregate encumbrances on self storage properties $ 264,300      
Number of classes of real estate | class 1      
Mobile [Member] | Alabama [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land $ 991      
Initial Cost to Company, Buildings and Improvements 4,874      
Subsequent Additions 753      
Gross Carrying Amount at Year-End, Land 991      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,627      
Total 6,618      
Accumulated Depreciation 1,196      
Lake Havasu City - Kingman [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 671      
Initial Cost to Company, Buildings and Improvements 1,572      
Subsequent Additions 53      
Gross Carrying Amount at Year-End, Land 671      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,625      
Total 2,296      
Accumulated Depreciation 486      
Lake Havasu City - Kingman, Property Two [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 722      
Initial Cost to Company, Buildings and Improvements 2,546      
Subsequent Additions 66      
Gross Carrying Amount at Year-End, Land 722      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,612      
Total 3,334      
Accumulated Depreciation 845      
Phoenix - Mesa - Scottsdale [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,089      
Initial Cost to Company, Buildings and Improvements 6,607      
Subsequent Additions 89      
Gross Carrying Amount at Year-End, Land 1,089      
Gross Carrying Amount at Year-End, Buildings and Improvements 6,696      
Total 7,785      
Accumulated Depreciation 1,657      
Phoenix - Mesa - Scottsdale - Property Two [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 3,813      
Initial Cost to Company, Buildings and Improvements 7,831      
Subsequent Additions 91      
Gross Carrying Amount at Year-End, Land 3,813      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,922      
Total 11,735      
Accumulated Depreciation 1,493      
Phoenix - Mesa - Scottsdale - Property Three [Member] [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,375      
Initial Cost to Company, Buildings and Improvements 2,613      
Subsequent Additions 94      
Gross Carrying Amount at Year-End, Land 1,375      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,707      
Total 4,082      
Accumulated Depreciation 906      
Phoenix - Mesa - Scottsdale - Property Four [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,653      
Initial Cost to Company, Buildings and Improvements 7,531      
Subsequent Additions 47      
Gross Carrying Amount at Year-End, Land 1,653      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,578      
Total 9,231      
Accumulated Depreciation 1,240      
Phoenix - Mesa - Scottsdale - Property Five [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,661      
Initial Cost to Company, Buildings and Improvements 3,311      
Subsequent Additions 75      
Gross Carrying Amount at Year-End, Land 1,661      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,386      
Total 5,047      
Accumulated Depreciation 703      
Phoenix - Mesa - Scottsdale - Property Six [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,050      
Initial Cost to Company, Buildings and Improvements 5,359      
Subsequent Additions 49      
Gross Carrying Amount at Year-End, Land 1,050      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,408      
Total 6,458      
Accumulated Depreciation 697      
Phoenix - Mesa - Scottsdale - Property Seven [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,198      
Initial Cost to Company, Buildings and Improvements 1,921      
Subsequent Additions 49      
Gross Carrying Amount at Year-End, Land 1,198      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,970      
Total 3,168      
Accumulated Depreciation 433      
Phoenix - Mesa - Scottsdale - Property Eight [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,324      
Initial Cost to Company, Buildings and Improvements 3,626      
Subsequent Additions 64      
Gross Carrying Amount at Year-End, Land 1,324      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,690      
Total 5,014      
Accumulated Depreciation 668      
Phoenix - Mesa - Scottsdale - Property Nine [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 3,816      
Initial Cost to Company, Buildings and Improvements 4,348      
Subsequent Additions 38      
Gross Carrying Amount at Year-End, Land 3,816      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,386      
Total 8,202      
Accumulated Depreciation 767      
Phoenix - Mesa - Scottsdale - Property Ten [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 5,576      
Initial Cost to Company, Buildings and Improvements 6,746      
Subsequent Additions 283      
Gross Carrying Amount at Year-End, Land 5,576      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,029      
Total 12,605      
Accumulated Depreciation 1,343      
Phoenix - Mesa - Scottsdale - Property Eleven [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,506      
Initial Cost to Company, Buildings and Improvements 2,881      
Subsequent Additions 226      
Gross Carrying Amount at Year-End, Land 1,609      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,107      
Total 4,716      
Accumulated Depreciation 421      
Phoenix - Mesa - Scottsdale - Property Twelve [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,120      
Initial Cost to Company, Buildings and Improvements 5,442      
Subsequent Additions 26      
Gross Carrying Amount at Year-End, Land 2,120      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,468      
Total 7,588      
Accumulated Depreciation 534      
Phoenix - Mesa - Scottsdale - Property Thirteen [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,809      
Initial Cost to Company, Buildings and Improvements 4,787      
Subsequent Additions 53      
Gross Carrying Amount at Year-End, Land 1,809      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,840      
Total 6,649      
Accumulated Depreciation 397      
Phoenix - Mesa - Scottsdale - Property Fourteen | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 840      
Initial Cost to Company, Buildings and Improvements 5,274      
Subsequent Additions 18      
Gross Carrying Amount at Year-End, Land 840      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,292      
Total 6,132      
Accumulated Depreciation 422      
Phoenix - Mesa - Scottsdale - Property Fifteen [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,111      
Initial Cost to Company, Buildings and Improvements 7,963      
Subsequent Additions 37      
Gross Carrying Amount at Year-End, Land 2,111      
Gross Carrying Amount at Year-End, Buildings and Improvements 8,000      
Total 10,111      
Accumulated Depreciation 586      
Phoenix - Mesa - Scottsdale - Property Sixteen [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 748      
Initial Cost to Company, Buildings and Improvements 4,027      
Subsequent Additions 204      
Gross Carrying Amount at Year-End, Land 748      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,231      
Total 4,979      
Accumulated Depreciation 367      
Phoenix - Mesa - Scottsdale - Property Seventeen [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 676      
Initial Cost to Company, Buildings and Improvements 4,098      
Subsequent Additions 81      
Gross Carrying Amount at Year-End, Land 676      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,179      
Total 4,855      
Accumulated Depreciation 318      
Phoenix - Mesa - Scottsdale - Property Eighteen [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,011      
Initial Cost to Company, Buildings and Improvements 3,453      
Subsequent Additions 65      
Gross Carrying Amount at Year-End, Land 1,011      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,518      
Total 4,529      
Accumulated Depreciation 263      
Phoenix - Mesa - Scottsdale - Property Nineteen [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,125      
Initial Cost to Company, Buildings and Improvements 3,554      
Subsequent Additions 78      
Gross Carrying Amount at Year-End, Land 1,125      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,632      
Total 4,757      
Accumulated Depreciation 317      
Phoenix - Mesa - Scottsdale - Property Twenty [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 949      
Initial Cost to Company, Buildings and Improvements 7,351      
Subsequent Additions 59      
Gross Carrying Amount at Year-End, Land 949      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,410      
Total 8,359      
Accumulated Depreciation 472      
Phoenix - Mesa - Scottsdale - Property Twenty-one [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,419      
Initial Cost to Company, Buildings and Improvements 5,504      
Subsequent Additions 71      
Gross Carrying Amount at Year-End, Land 1,419      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,575      
Total 6,994      
Accumulated Depreciation 421      
Phoenix - Mesa - Scottsdale - Property Twenty-two [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,117      
Initial Cost to Company, Buildings and Improvements 5,918      
Subsequent Additions 224      
Gross Carrying Amount at Year-End, Land 1,117      
Gross Carrying Amount at Year-End, Buildings and Improvements 6,142      
Total 7,259      
Accumulated Depreciation 383      
Phoenix - Mesa - Scottsdale - Property Twenty-three [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,231      
Initial Cost to Company, Buildings and Improvements 5,107      
Subsequent Additions 9      
Gross Carrying Amount at Year-End, Land 1,231      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,116      
Total 6,347      
Accumulated Depreciation 186      
Phoenix - Mesa - Scottsdale - Property Twenty-four [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 806      
Initial Cost to Company, Buildings and Improvements 4,041      
Subsequent Additions 179      
Gross Carrying Amount at Year-End, Land 806      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,220      
Total 5,026      
Accumulated Depreciation 79      
Tucson [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 421      
Initial Cost to Company, Buildings and Improvements 3,855      
Subsequent Additions 116      
Gross Carrying Amount at Year-End, Land 421      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,971      
Total 4,392      
Accumulated Depreciation 709      
Tucson, Property Two [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 716      
Initial Cost to Company, Buildings and Improvements 1,365      
Subsequent Additions 26      
Gross Carrying Amount at Year-End, Land 716      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,391      
Total 2,107      
Accumulated Depreciation 460      
Tucson, Property Three [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 358      
Initial Cost to Company, Buildings and Improvements 2,047      
Subsequent Additions 499      
Gross Carrying Amount at Year-End, Land 358      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,546      
Total 2,904      
Accumulated Depreciation 223      
Tucson, Property Four [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 439      
Initial Cost to Company, Buildings and Improvements 2,501      
Subsequent Additions 54      
Gross Carrying Amount at Year-End, Land 439      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,555      
Total 2,994      
Accumulated Depreciation 216      
Tucson, Property Five [Member] | Arizona [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 606      
Initial Cost to Company, Buildings and Improvements 2,580      
Subsequent Additions 419      
Gross Carrying Amount at Year-End, Land 606      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,999      
Total 3,605      
Accumulated Depreciation 274      
Bakersfield [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 511      
Initial Cost to Company, Buildings and Improvements 2,804      
Subsequent Additions 207      
Gross Carrying Amount at Year-End, Land 511      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,011      
Total 3,522      
Accumulated Depreciation 469      
Bakersfield - Property Two [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,409      
Initial Cost to Company, Buildings and Improvements 3,907      
Subsequent Additions 203      
Gross Carrying Amount at Year-End, Land 1,228      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,110      
Total 5,338      
Accumulated Depreciation 572      
Bakersfield - Property Three [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,882      
Initial Cost to Company, Buildings and Improvements 3,858      
Subsequent Additions 112      
Gross Carrying Amount at Year-End, Land 1,882      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,970      
Total 5,852      
Accumulated Depreciation 643      
Bakersfield - Property Four [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,355      
Initial Cost to Company, Buildings and Improvements 4,678      
Subsequent Additions 314      
Gross Carrying Amount at Year-End, Land 1,355      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,992      
Total 6,347      
Accumulated Depreciation 740      
Bakersfield - Property Five [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,306      
Initial Cost to Company, Buildings and Improvements 3,440      
Subsequent Additions 133      
Gross Carrying Amount at Year-End, Land 1,306      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,573      
Total 4,879      
Accumulated Depreciation 704      
Bakersfield - Property Six [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,016      
Initial Cost to Company, Buildings and Improvements 3,638      
Subsequent Additions 127      
Gross Carrying Amount at Year-End, Land 1,016      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,765      
Total 4,781      
Accumulated Depreciation 495      
Bakersfield - Property Seven [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,579      
Initial Cost to Company, Buildings and Improvements 3,357      
Subsequent Additions 121      
Gross Carrying Amount at Year-End, Land 1,579      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,478      
Total 5,057      
Accumulated Depreciation 577      
Bakersfield - Property Eight [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 750      
Initial Cost to Company, Buildings and Improvements 5,802      
Subsequent Additions 128      
Gross Carrying Amount at Year-End, Land 750      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,930      
Total 6,680      
Accumulated Depreciation 820      
Fresno [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 840      
Initial Cost to Company, Buildings and Improvements 7,502      
Subsequent Additions 460      
Gross Carrying Amount at Year-End, Land 840      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,962      
Total 8,802      
Accumulated Depreciation 1,495      
Los Angeles - Long Beach - Anaheim One [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,530      
Initial Cost to Company, Buildings and Improvements 5,799      
Subsequent Additions 313      
Gross Carrying Amount at Year-End, Land 1,530      
Gross Carrying Amount at Year-End, Buildings and Improvements 6,112      
Total 7,642      
Accumulated Depreciation 619      
Los Angeles - Long Beach - Anaheim Two [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,345      
Initial Cost to Company, Buildings and Improvements 6,820      
Subsequent Additions 684      
Gross Carrying Amount at Year-End, Land 2,345      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,504      
Total 9,849      
Accumulated Depreciation 772      
Los Angeles - Long Beach - Anaheim Three [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,350      
Initial Cost to Company, Buildings and Improvements 11,266      
Subsequent Additions 169      
Gross Carrying Amount at Year-End, Land 1,350      
Gross Carrying Amount at Year-End, Buildings and Improvements 11,435      
Total 12,785      
Accumulated Depreciation 1,321      
Los Angeles - Long Beach - Anaheim Four [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 763      
Initial Cost to Company, Buildings and Improvements 6,258      
Subsequent Additions 231      
Gross Carrying Amount at Year-End, Land 763      
Gross Carrying Amount at Year-End, Buildings and Improvements 6,489      
Total 7,252      
Accumulated Depreciation 763      
Los Angeles - Long Beach - Anaheim Five [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 6,641      
Initial Cost to Company, Buildings and Improvements 8,239      
Subsequent Additions 79      
Gross Carrying Amount at Year-End, Land 6,641      
Gross Carrying Amount at Year-End, Buildings and Improvements 8,318      
Total 14,959      
Accumulated Depreciation 1,503      
Los Angeles - Long Beach - Anaheim Six [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,122      
Initial Cost to Company, Buildings and Improvements 1,881      
Subsequent Additions 36      
Gross Carrying Amount at Year-End, Land 1,122      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,917      
Total 3,039      
Accumulated Depreciation 468      
Los Angeles - Long Beach - Anaheim Seven [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 14,109      
Initial Cost to Company, Buildings and Improvements 23,112      
Subsequent Additions 305      
Gross Carrying Amount at Year-End, Land 14,109      
Gross Carrying Amount at Year-End, Buildings and Improvements 23,417      
Total 37,526      
Accumulated Depreciation 5,156      
Los Angeles - Long Beach - Anaheim Eight [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 7,186      
Initial Cost to Company, Buildings and Improvements 12,771      
Subsequent Additions 278      
Gross Carrying Amount at Year-End, Land 7,186      
Gross Carrying Amount at Year-End, Buildings and Improvements 13,049      
Total 20,235      
Accumulated Depreciation 2,782      
Los Angeles - Long Beach - Anaheim Nine [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 0      
Initial Cost to Company, Buildings and Improvements 7,106      
Subsequent Additions 62      
Gross Carrying Amount at Year-End, Land 0      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,168      
Total 7,168      
Accumulated Depreciation 1,485      
Los Angeles - Long Beach - Anaheim Ten [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,366      
Initial Cost to Company, Buildings and Improvements 4,892      
Subsequent Additions 130      
Gross Carrying Amount at Year-End, Land 2,366      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,022      
Total 7,388      
Accumulated Depreciation 1,122      
Los Angeles - Long Beach - Anaheim Eleven [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,871      
Initial Cost to Company, Buildings and Improvements 3,703      
Subsequent Additions 49      
Gross Carrying Amount at Year-End, Land 2,871      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,752      
Total 6,623      
Accumulated Depreciation 718      
Los Angeles - Long Beach - Anaheim Twelve [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 5,448      
Initial Cost to Company, Buildings and Improvements 10,015      
Subsequent Additions 237      
Gross Carrying Amount at Year-End, Land 5,448      
Gross Carrying Amount at Year-End, Buildings and Improvements 10,252      
Total 15,700      
Accumulated Depreciation 2,309      
Los Angeles - Long Beach - Anaheim Thirteen [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 0      
Initial Cost to Company, Buildings and Improvements 13,150      
Subsequent Additions 55      
Gross Carrying Amount at Year-End, Land 0      
Gross Carrying Amount at Year-End, Buildings and Improvements 13,205      
Total 13,205      
Accumulated Depreciation 2,219      
Los Angeles - Long Beach - Anaheim Fourteen [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 0      
Initial Cost to Company, Buildings and Improvements 10,084      
Subsequent Additions 124      
Gross Carrying Amount at Year-End, Land 0      
Gross Carrying Amount at Year-End, Buildings and Improvements 10,208      
Total 10,208      
Accumulated Depreciation 668      
Modesto [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,526      
Initial Cost to Company, Buildings and Improvements 12,032      
Subsequent Additions 67      
Gross Carrying Amount at Year-End, Land 1,526      
Gross Carrying Amount at Year-End, Buildings and Improvements 12,099      
Total 13,625      
Accumulated Depreciation 1,509      
Modesto - Property Two [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 773      
Initial Cost to Company, Buildings and Improvements 5,655      
Subsequent Additions 19      
Gross Carrying Amount at Year-End, Land 773      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,674      
Total 6,447      
Accumulated Depreciation 592      
Nonmetropolitan Area [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 425      
Initial Cost to Company, Buildings and Improvements 7,249      
Subsequent Additions 22      
Gross Carrying Amount at Year-End, Land 425      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,271      
Total 7,696      
Accumulated Depreciation 822      
Riverside - San Bernardino - Ontario [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,842      
Initial Cost to Company, Buildings and Improvements 3,420      
Subsequent Additions 55      
Gross Carrying Amount at Year-End, Land 1,842      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,475      
Total 5,317      
Accumulated Depreciation 603      
Riverside - San Bernardino - Ontario, Property Two [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,981      
Initial Cost to Company, Buildings and Improvements 3,323      
Subsequent Additions 75      
Gross Carrying Amount at Year-End, Land 1,981      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,398      
Total 5,379      
Accumulated Depreciation 735      
Riverside - San Bernardino - Ontario, Property Three [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 3,418      
Initial Cost to Company, Buildings and Improvements 9,907      
Subsequent Additions 203      
Gross Carrying Amount at Year-End, Land 3,418      
Gross Carrying Amount at Year-End, Buildings and Improvements 10,110      
Total 13,528      
Accumulated Depreciation 1,629      
Riverside - San Bernardino - Ontario, Property Four [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,913      
Initial Cost to Company, Buildings and Improvements 6,072      
Subsequent Additions 22      
Gross Carrying Amount at Year-End, Land 1,913      
Gross Carrying Amount at Year-End, Buildings and Improvements 6,094      
Total 8,007      
Accumulated Depreciation 1,105      
Riverside - San Bernardino - Ontario, Property Five [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 772      
Initial Cost to Company, Buildings and Improvements 4,044      
Subsequent Additions 98      
Gross Carrying Amount at Year-End, Land 772      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,142      
Total 4,914      
Accumulated Depreciation 918      
Riverside - San Bernardino - Ontario, Property Six [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 597      
Initial Cost to Company, Buildings and Improvements 5,464      
Subsequent Additions 80      
Gross Carrying Amount at Year-End, Land 597      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,544      
Total 6,141      
Accumulated Depreciation 897      
Riverside - San Bernardino - Ontario, Property Seven [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 3,022      
Initial Cost to Company, Buildings and Improvements 8,124      
Subsequent Additions 95      
Gross Carrying Amount at Year-End, Land 3,022      
Gross Carrying Amount at Year-End, Buildings and Improvements 8,219      
Total 11,241      
Accumulated Depreciation 1,517      
Riverside - San Bernardino - Ontario, Property Eight [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,897      
Initial Cost to Company, Buildings and Improvements 5,725      
Subsequent Additions 671      
Gross Carrying Amount at Year-End, Land 2,467      
Gross Carrying Amount at Year-End, Buildings and Improvements 6,396      
Total 8,863      
Accumulated Depreciation 1,483      
Riverside - San Bernardino - Ontario, Property Nine [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,835      
Initial Cost to Company, Buildings and Improvements 5,589      
Subsequent Additions 858      
Gross Carrying Amount at Year-End, Land 2,164      
Gross Carrying Amount at Year-End, Buildings and Improvements 6,447      
Total 8,611      
Accumulated Depreciation 1,357      
Riverside - San Bernardino - Ontario, Property Ten [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,484      
Initial Cost to Company, Buildings and Improvements 5,903      
Subsequent Additions 83      
Gross Carrying Amount at Year-End, Land 2,484      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,986      
Total 8,470      
Accumulated Depreciation 879      
Riverside - San Bernardino - Ontario, Property Eleven [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,139      
Initial Cost to Company, Buildings and Improvements 5,054      
Subsequent Additions 36      
Gross Carrying Amount at Year-End, Land 1,139      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,090      
Total 6,229      
Accumulated Depreciation 880      
Riverside - San Bernardino - Ontario, Property Twelve [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,401      
Initial Cost to Company, Buildings and Improvements 4,577      
Subsequent Additions 30      
Gross Carrying Amount at Year-End, Land 1,401      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,607      
Total 6,008      
Accumulated Depreciation 619      
Riverside - San Bernardino - Ontario, Property Thirteen [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 925      
Initial Cost to Company, Buildings and Improvements 3,459      
Subsequent Additions 52      
Gross Carrying Amount at Year-End, Land 925      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,511      
Total 4,436      
Accumulated Depreciation 627      
Riverside - San Bernardino - Ontario, Property Fourteen [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,174      
Initial Cost to Company, Buildings and Improvements 2,556      
Subsequent Additions 107      
Gross Carrying Amount at Year-End, Land 1,174      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,663      
Total 3,837      
Accumulated Depreciation 559      
Riverside - San Bernardino - Ontario, Property Fifteen [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,506      
Initial Cost to Company, Buildings and Improvements 2,913      
Subsequent Additions 47      
Gross Carrying Amount at Year-End, Land 1,506      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,960      
Total 4,466      
Accumulated Depreciation 495      
Riverside - San Bernardino - Ontario, Property Sixteen [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 631      
Initial Cost to Company, Buildings and Improvements 2,307      
Subsequent Additions 63      
Gross Carrying Amount at Year-End, Land 631      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,370      
Total 3,001      
Accumulated Depreciation 537      
Riverside - San Bernardino - Ontario, Property Seventeen [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,318      
Initial Cost to Company, Buildings and Improvements 2,394      
Subsequent Additions 56      
Gross Carrying Amount at Year-End, Land 1,318      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,450      
Total 3,768      
Accumulated Depreciation 528      
Riverside - San Bernardino - Ontario, Property Eighteen [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,942      
Initial Cost to Company, Buildings and Improvements 2,647      
Subsequent Additions 37      
Gross Carrying Amount at Year-End, Land 1,942      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,684      
Total 4,626      
Accumulated Depreciation 681      
Riverside - San Bernardino - Ontario, Property Nineteen [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,339      
Initial Cost to Company, Buildings and Improvements 2,830      
Subsequent Additions 55      
Gross Carrying Amount at Year-End, Land 1,339      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,885      
Total 4,224      
Accumulated Depreciation 564      
Riverside - San Bernardino - Ontario, Property Twenty [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,105      
Initial Cost to Company, Buildings and Improvements 2,672      
Subsequent Additions 59      
Gross Carrying Amount at Year-End, Land 1,105      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,731      
Total 3,836      
Accumulated Depreciation 640      
Riverside - San Bernardino - Ontario, Property Twenty One [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,542      
Initial Cost to Company, Buildings and Improvements 2,127      
Subsequent Additions 44      
Gross Carrying Amount at Year-End, Land 1,542      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,171      
Total 3,713      
Accumulated Depreciation 506      
Riverside - San Bernardino - Ontario, Property Twenty Two [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,478      
Initial Cost to Company, Buildings and Improvements 4,534      
Subsequent Additions 45      
Gross Carrying Amount at Year-End, Land 1,478      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,579      
Total 6,057      
Accumulated Depreciation 632      
Riverside - San Bernardino - Ontario, Property Twenty Three [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 3,245      
Initial Cost to Company, Buildings and Improvements 4,420      
Subsequent Additions 1,457      
Gross Carrying Amount at Year-End, Land 3,245      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,877      
Total 9,122      
Accumulated Depreciation 1,289      
Riverside - San Bernardino - Ontario, Property Twenty Four [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 670      
Initial Cost to Company, Buildings and Improvements 8,613      
Subsequent Additions 450      
Gross Carrying Amount at Year-End, Land 670      
Gross Carrying Amount at Year-End, Buildings and Improvements 9,063      
Total 9,733      
Accumulated Depreciation 1,063      
Riverside - San Bernardino - Ontario, Property Twenty Five [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 538      
Initial Cost to Company, Buildings and Improvements 3,921      
Subsequent Additions 384      
Gross Carrying Amount at Year-End, Land 538      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,305      
Total 4,843      
Accumulated Depreciation 540      
Riverside - San Bernardino - Ontario, Property Twenty Six [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 382      
Initial Cost to Company, Buildings and Improvements 3,442      
Subsequent Additions 338      
Gross Carrying Amount at Year-End, Land 382      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,780      
Total 4,162      
Accumulated Depreciation 475      
Riverside - San Bernardino - Ontario, Property Twenty Seven [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 806      
Initial Cost to Company, Buildings and Improvements 3,852      
Subsequent Additions 569      
Gross Carrying Amount at Year-End, Land 806      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,421      
Total 5,227      
Accumulated Depreciation 558      
Riverside - San Bernardino - Ontario, Property Twenty Eight [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 570      
Initial Cost to Company, Buildings and Improvements 4,238      
Subsequent Additions 360      
Gross Carrying Amount at Year-End, Land 570      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,598      
Total 5,168      
Accumulated Depreciation 548      
Riverside - San Bernardino - Ontario, Property Twenty Nine [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 345      
Initial Cost to Company, Buildings and Improvements 3,270      
Subsequent Additions 163      
Gross Carrying Amount at Year-End, Land 345      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,433      
Total 3,778      
Accumulated Depreciation 460      
Riverside - San Bernardino - Ontario, Property Thirty [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 252      
Initial Cost to Company, Buildings and Improvements 4,419      
Subsequent Additions 339      
Gross Carrying Amount at Year-End, Land 252      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,758      
Total 5,010      
Accumulated Depreciation 584      
Riverside - San Bernardino - Ontario, Property Thirty One [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,691      
Initial Cost to Company, Buildings and Improvements 3,950      
Subsequent Additions 209      
Gross Carrying Amount at Year-End, Land 2,691      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,159      
Total 6,850      
Accumulated Depreciation 480      
Riverside - San Bernardino - Ontario, Property Thirty Two [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 302      
Initial Cost to Company, Buildings and Improvements 4,169      
Subsequent Additions 115      
Gross Carrying Amount at Year-End, Land 302      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,284      
Total 4,586      
Accumulated Depreciation 489      
Riverside - San Bernardino - Ontario, Property Thirty Three [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 896      
Initial Cost to Company, Buildings and Improvements 6,397      
Subsequent Additions 515      
Gross Carrying Amount at Year-End, Land 896      
Gross Carrying Amount at Year-End, Buildings and Improvements 6,912      
Total 7,808      
Accumulated Depreciation 753      
Riverside - San Bernardino - Ontario, Property Thirty Four [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 552      
Initial Cost to Company, Buildings and Improvements 3,010      
Subsequent Additions 130      
Gross Carrying Amount at Year-End, Land 552      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,140      
Total 3,692      
Accumulated Depreciation 953      
Riverside - San Bernardino - Ontario, Property Thirty Five [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,342      
Initial Cost to Company, Buildings and Improvements 4,446      
Subsequent Additions 266      
Gross Carrying Amount at Year-End, Land 1,342      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,712      
Total 6,054      
Accumulated Depreciation 1,648      
Riverside - San Bernardino - Ontario, Property Thirty Six [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,672      
Initial Cost to Company, Buildings and Improvements 2,564      
Subsequent Additions 61      
Gross Carrying Amount at Year-End, Land 1,672      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,625      
Total 4,297      
Accumulated Depreciation 631      
Riverside - San Bernardino - Ontario - Property Thirty Seven [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 978      
Initial Cost to Company, Buildings and Improvements 1,854      
Subsequent Additions 307      
Gross Carrying Amount at Year-End, Land 978      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,161      
Total 3,139      
Accumulated Depreciation 710      
Riverside - San Bernardino - Ontario - Property Thirty Eight [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,068      
Initial Cost to Company, Buildings and Improvements 2,609      
Subsequent Additions 119      
Gross Carrying Amount at Year-End, Land 1,068      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,728      
Total 3,796      
Accumulated Depreciation 765      
Riverside - San Bernardino - Ontario - Property Thirty Nine [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,202      
Initial Cost to Company, Buildings and Improvements 2,032      
Subsequent Additions 94      
Gross Carrying Amount at Year-End, Land 1,202      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,126      
Total 3,328      
Accumulated Depreciation 528      
Riverside - San Bernardino - Ontario - Property Forty [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,803      
Initial Cost to Company, Buildings and Improvements 2,758      
Subsequent Additions 148      
Gross Carrying Amount at Year-End, Land 1,803      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,906      
Total 4,709      
Accumulated Depreciation 929      
Riverside - San Bernardino - Ontario - Property Forty One [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,337      
Initial Cost to Company, Buildings and Improvements 4,489      
Subsequent Additions 70      
Gross Carrying Amount at Year-End, Land 1,337      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,559      
Total 5,896      
Accumulated Depreciation 1,011      
Riverside - San Bernardino - Ontario - Property Forty Two [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 846      
Initial Cost to Company, Buildings and Improvements 2,508      
Subsequent Additions 122      
Gross Carrying Amount at Year-End, Land 846      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,630      
Total 3,476      
Accumulated Depreciation 812      
Riverside - San Bernardino - Ontario - Property Forty Three [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,026      
Initial Cost to Company, Buildings and Improvements 4,552      
Subsequent Additions 83      
Gross Carrying Amount at Year-End, Land 1,026      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,635      
Total 5,661      
Accumulated Depreciation 971      
Riverside - San Bernardino - Ontario - Property Forty Four [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,878      
Initial Cost to Company, Buildings and Improvements 5,104      
Subsequent Additions 98      
Gross Carrying Amount at Year-End, Land 1,878      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,202      
Total 7,080      
Accumulated Depreciation 969      
Riverside - San Bernardino - Ontario - Property Forty Five [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 3,974      
Initial Cost to Company, Buildings and Improvements 6,962      
Subsequent Additions 150      
Gross Carrying Amount at Year-End, Land 3,974      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,112      
Total 11,086      
Accumulated Depreciation 1,882      
Riverside - San Bernardino - Ontario - Property Forty Six [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,018      
Initial Cost to Company, Buildings and Improvements 3,478      
Subsequent Additions 728      
Gross Carrying Amount at Year-End, Land 2,018      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,206      
Total 6,224      
Accumulated Depreciation 1,430      
Riverside - San Bernardino - Ontario - Property Forty Seven [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,644      
Initial Cost to Company, Buildings and Improvements 2,588      
Subsequent Additions 61      
Gross Carrying Amount at Year-End, Land 1,644      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,649      
Total 4,293      
Accumulated Depreciation 223      
Sacramento - Roseville - Arden - Arcade [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,195      
Initial Cost to Company, Buildings and Improvements 8,407      
Subsequent Additions 35      
Gross Carrying Amount at Year-End, Land 1,195      
Gross Carrying Amount at Year-End, Buildings and Improvements 8,442      
Total 9,637      
Accumulated Depreciation 856      
Sacramento - Roseville - Arden - Arcade - Property Two [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,652      
Initial Cost to Company, Buildings and Improvements 9,510      
Subsequent Additions 223      
Gross Carrying Amount at Year-End, Land 1,652      
Gross Carrying Amount at Year-End, Buildings and Improvements 9,733      
Total 11,385      
Accumulated Depreciation 560      
San Diego - Carlsbad [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 4,318      
Initial Cost to Company, Buildings and Improvements 19,775      
Subsequent Additions 1,087      
Gross Carrying Amount at Year-End, Land 4,323      
Gross Carrying Amount at Year-End, Buildings and Improvements 20,862      
Total 25,185      
Accumulated Depreciation 2,110      
San Diego - Carlsbad Two [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 3,703      
Initial Cost to Company, Buildings and Improvements 5,582      
Subsequent Additions 89      
Gross Carrying Amount at Year-End, Land 3,703      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,671      
Total 9,374      
Accumulated Depreciation 1,079      
San Diego - Carlsbad Three [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 3,544      
Initial Cost to Company, Buildings and Improvements 4,915      
Subsequent Additions 265      
Gross Carrying Amount at Year-End, Land 3,544      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,180      
Total 8,724      
Accumulated Depreciation 1,063      
San Diego - Carlsbad Four [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 0      
Initial Cost to Company, Buildings and Improvements 5,568      
Subsequent Additions 127      
Gross Carrying Amount at Year-End, Land 0      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,695      
Total 5,695      
Accumulated Depreciation 795      
San Diego - Carlsbad Five [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 0      
Initial Cost to Company, Buildings and Improvements 4,041      
Subsequent Additions 72      
Gross Carrying Amount at Year-End, Land 0      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,113      
Total 4,113      
Accumulated Depreciation 1,050      
Stockton - Lodi [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 559      
Initial Cost to Company, Buildings and Improvements 5,514      
Subsequent Additions 15      
Gross Carrying Amount at Year-End, Land 559      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,529      
Total 6,088      
Accumulated Depreciation 584      
Stockton - Lodi - Property Two [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,710      
Initial Cost to Company, Buildings and Improvements 8,995      
Subsequent Additions 50      
Gross Carrying Amount at Year-End, Land 1,710      
Gross Carrying Amount at Year-End, Buildings and Improvements 9,045      
Total 10,755      
Accumulated Depreciation 1,089      
Stockton - Lodi - Property Three [Member] | California [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,637      
Initial Cost to Company, Buildings and Improvements 11,901      
Subsequent Additions 55      
Gross Carrying Amount at Year-End, Land 1,637      
Gross Carrying Amount at Year-End, Buildings and Improvements 11,956      
Total 13,593      
Accumulated Depreciation 915      
Colorado Springs [Member] | Colorado [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 455      
Initial Cost to Company, Buildings and Improvements 1,351      
Subsequent Additions 65      
Gross Carrying Amount at Year-End, Land 455      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,416      
Total 1,871      
Accumulated Depreciation 461      
Colorado Springs, Property Two [Member] | Colorado [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 588      
Initial Cost to Company, Buildings and Improvements 2,162      
Subsequent Additions 1,139      
Gross Carrying Amount at Year-End, Land 588      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,301      
Total 3,889      
Accumulated Depreciation 978      
Colorado Springs, Property Three [Member] | Colorado [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 632      
Initial Cost to Company, Buildings and Improvements 3,118      
Subsequent Additions 419      
Gross Carrying Amount at Year-End, Land 632      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,537      
Total 4,169      
Accumulated Depreciation 1,152      
Colorado Springs, Property Four [Member] | Colorado [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 414      
Initial Cost to Company, Buildings and Improvements 1,535      
Subsequent Additions 351      
Gross Carrying Amount at Year-End, Land 414      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,886      
Total 2,300      
Accumulated Depreciation 616      
Colorado Springs, Property Five [Member] | Colorado [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 300      
Initial Cost to Company, Buildings and Improvements 1,801      
Subsequent Additions 129      
Gross Carrying Amount at Year-End, Land 300      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,930      
Total 2,230      
Accumulated Depreciation 521      
Colorado Springs, Property Six [Member] | Colorado [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 766      
Initial Cost to Company, Buildings and Improvements 5,901      
Subsequent Additions 625      
Gross Carrying Amount at Year-End, Land 766      
Gross Carrying Amount at Year-End, Buildings and Improvements 6,526      
Total 7,292      
Accumulated Depreciation 553      
Denver - Aurora - Lakewood [Member] | Colorado [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 868      
Initial Cost to Company, Buildings and Improvements 128      
Subsequent Additions 2,306      
Gross Carrying Amount at Year-End, Land 868      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,434      
Total 3,302      
Accumulated Depreciation 593      
Denver - Aurora - Lakewood Two [Member] | Colorado [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 938      
Initial Cost to Company, Buildings and Improvements 8,449      
Subsequent Additions 39      
Gross Carrying Amount at Year-End, Land 938      
Gross Carrying Amount at Year-End, Buildings and Improvements 8,488      
Total 9,426      
Accumulated Depreciation 771      
Fort Collins [Member] | Colorado [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 3,213      
Initial Cost to Company, Buildings and Improvements 3,087      
Subsequent Additions 226      
Gross Carrying Amount at Year-End, Land 3,213      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,313      
Total 6,526      
Accumulated Depreciation 1,046      
Fort Collins - Property Two [Member] | Colorado [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,514      
Initial Cost to Company, Buildings and Improvements 1,786      
Subsequent Additions 115      
Gross Carrying Amount at Year-End, Land 2,514      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,901      
Total 4,415      
Accumulated Depreciation 599      
Pueblo [Member] | Colorado [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 156      
Initial Cost to Company, Buildings and Improvements 2,797      
Subsequent Additions 16      
Gross Carrying Amount at Year-End, Land 156      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,813      
Total 2,969      
Accumulated Depreciation 375      
Cape Coral - Fort Myers [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 4,122      
Initial Cost to Company, Buildings and Improvements 8,453      
Subsequent Additions 55      
Gross Carrying Amount at Year-End, Land 4,122      
Gross Carrying Amount at Year-End, Buildings and Improvements 8,508      
Total 12,630      
Accumulated Depreciation 1,128      
Crestview - Fort Walton Beach - Destin One [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 684      
Initial Cost to Company, Buildings and Improvements 12,857      
Subsequent Additions 16      
Gross Carrying Amount at Year-End, Land 684      
Gross Carrying Amount at Year-End, Buildings and Improvements 12,873      
Total 13,557      
Accumulated Depreciation 325      
Crestview - Fort Walton Beach - Destin Two [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,001      
Initial Cost to Company, Buildings and Improvements 12,948      
Subsequent Additions 3      
Gross Carrying Amount at Year-End, Land 2,001      
Gross Carrying Amount at Year-End, Buildings and Improvements 12,951      
Total 14,952      
Accumulated Depreciation 218      
Crestview - Fort Walton Beach - Destin Three [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 813      
Initial Cost to Company, Buildings and Improvements 3,509      
Subsequent Additions 7      
Gross Carrying Amount at Year-End, Land 813      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,516      
Total 4,329      
Accumulated Depreciation 5      
Crestview - Fort Walton Beach - Destin Four [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,285      
Initial Cost to Company, Buildings and Improvements 5,292      
Subsequent Additions 7      
Gross Carrying Amount at Year-End, Land 1,285      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,299      
Total 6,584      
Accumulated Depreciation 9      
Gainesville [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,072      
Initial Cost to Company, Buildings and Improvements 4,698      
Subsequent Additions 72      
Gross Carrying Amount at Year-End, Land 1,072      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,770      
Total 5,842      
Accumulated Depreciation 387      
Gainesville - Property Two [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 264      
Initial Cost to Company, Buildings and Improvements 2,369      
Subsequent Additions 94      
Gross Carrying Amount at Year-End, Land 264      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,463      
Total 2,727      
Accumulated Depreciation 117      
Gainesville - Property Three [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 457      
Initial Cost to Company, Buildings and Improvements 2,120      
Subsequent Additions 6      
Gross Carrying Amount at Year-End, Land 457      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,126      
Total 2,583      
Accumulated Depreciation 5      
Jacksonville [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,087      
Initial Cost to Company, Buildings and Improvements 19,473      
Subsequent Additions 157      
Gross Carrying Amount at Year-End, Land 2,087      
Gross Carrying Amount at Year-End, Buildings and Improvements 19,630      
Total 21,717      
Accumulated Depreciation 1,808      
Jacksonville - Property Two [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,629      
Initial Cost to Company, Buildings and Improvements 4,929      
Subsequent Additions 315      
Gross Carrying Amount at Year-End, Land 1,629      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,244      
Total 6,873      
Accumulated Depreciation 641      
Jacksonville - Property Three [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 527      
Initial Cost to Company, Buildings and Improvements 2,434      
Subsequent Additions 927      
Gross Carrying Amount at Year-End, Land 527      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,361      
Total 3,888      
Accumulated Depreciation 377      
Lakeland - Winter Haven [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 972      
Initial Cost to Company, Buildings and Improvements 2,159      
Subsequent Additions 157      
Gross Carrying Amount at Year-End, Land 972      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,316      
Total 3,288      
Accumulated Depreciation 438      
Naples - Immokalee - Marco Island [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 3,849      
Initial Cost to Company, Buildings and Improvements 16,688      
Subsequent Additions 118      
Gross Carrying Amount at Year-End, Land 3,849      
Gross Carrying Amount at Year-End, Buildings and Improvements 16,806      
Total 20,655      
Accumulated Depreciation 1,892      
North Port - Sarasota - Bradenton [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,211      
Initial Cost to Company, Buildings and Improvements 5,682      
Subsequent Additions 62      
Gross Carrying Amount at Year-End, Land 2,211      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,744      
Total 7,955      
Accumulated Depreciation 737      
North Port - Sarasota - Bradenton - Property Two [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,488      
Initial Cost to Company, Buildings and Improvements 7,282      
Subsequent Additions 152      
Gross Carrying Amount at Year-End, Land 2,488      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,434      
Total 9,922      
Accumulated Depreciation 906      
North Port - Sarasota - Bradenton - Property Three [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,767      
Initial Cost to Company, Buildings and Improvements 5,955      
Subsequent Additions 22      
Gross Carrying Amount at Year-End, Land 1,767      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,977      
Total 7,744      
Accumulated Depreciation 831      
North Port - Sarasota - Bradenton - Property Four [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,143      
Initial Cost to Company, Buildings and Improvements 5,005      
Subsequent Additions 3,863      
Gross Carrying Amount at Year-End, Land 3,373      
Gross Carrying Amount at Year-End, Buildings and Improvements 8,868      
Total 12,241      
Accumulated Depreciation 1,348      
North Port - Sarasota - Bradenton - Property Five [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,924      
Initial Cost to Company, Buildings and Improvements 4,514      
Subsequent Additions 278      
Gross Carrying Amount at Year-End, Land 1,924      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,792      
Total 6,716      
Accumulated Depreciation 708      
North Port - Sarasota - Bradenton - Property Six [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,176      
Initial Cost to Company, Buildings and Improvements 3,421      
Subsequent Additions 7      
Gross Carrying Amount at Year-End, Land 1,176      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,428      
Total 4,604      
Accumulated Depreciation 443      
North Port - Sarasota - Bradenton - Property Seven [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,839      
Initial Cost to Company, Buildings and Improvements 8,377      
Subsequent Additions 40      
Gross Carrying Amount at Year-End, Land 1,839      
Gross Carrying Amount at Year-End, Buildings and Improvements 8,417      
Total 10,256      
Accumulated Depreciation 923      
North Port - Sarasota - Bradenton - Property Eight [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,507      
Initial Cost to Company, Buildings and Improvements 7,766      
Subsequent Additions 56      
Gross Carrying Amount at Year-End, Land 2,507      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,822      
Total 10,329      
Accumulated Depreciation 941      
North Port - Sarasota - Bradenton - Property Nine [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,685      
Initial Cost to Company, Buildings and Improvements 5,439      
Subsequent Additions 72      
Gross Carrying Amount at Year-End, Land 1,685      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,511      
Total 7,196      
Accumulated Depreciation 726      
North Port - Sarasota - Bradenton - Property Ten [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 437      
Initial Cost to Company, Buildings and Improvements 5,128      
Subsequent Additions 206      
Gross Carrying Amount at Year-End, Land 437      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,334      
Total 5,771      
Accumulated Depreciation 728      
North Port - Sarasota - Bradenton - Property Eleven [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,015      
Initial Cost to Company, Buildings and Improvements 3,031      
Subsequent Additions 23      
Gross Carrying Amount at Year-End, Land 1,015      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,054      
Total 4,069      
Accumulated Depreciation 376      
North Port - Sarasota - Bradenton - Property Twelve [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,985      
Initial Cost to Company, Buildings and Improvements 4,299      
Subsequent Additions 892      
Gross Carrying Amount at Year-End, Land 1,985      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,191      
Total 7,176      
Accumulated Depreciation 573      
North Port - Sarasota - Bradenton - Property Thirteen [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,336      
Initial Cost to Company, Buildings and Improvements 4,085      
Subsequent Additions 2      
Gross Carrying Amount at Year-End, Land 1,336      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,087      
Total 5,423      
Accumulated Depreciation 354      
North Port - Sarasota - Bradenton - Property Fourteen [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,105      
Initial Cost to Company, Buildings and Improvements 8,217      
Subsequent Additions 16      
Gross Carrying Amount at Year-End, Land 2,105      
Gross Carrying Amount at Year-End, Buildings and Improvements 8,233      
Total 10,338      
Accumulated Depreciation 320      
Orlando - Kissimmee - Sanford [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,426      
Initial Cost to Company, Buildings and Improvements 9,314      
Subsequent Additions 130      
Gross Carrying Amount at Year-End, Land 2,426      
Gross Carrying Amount at Year-End, Buildings and Improvements 9,444      
Total 11,870      
Accumulated Depreciation 1,018      
Orlando - Kissimmee - Sanford - Property Two [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,166      
Initial Cost to Company, Buildings and Improvements 4,672      
Subsequent Additions 103      
Gross Carrying Amount at Year-End, Land 2,166      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,775      
Total 6,941      
Accumulated Depreciation 579      
Orlando - Kissimmee - Sanford - Property Three [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 4,583      
Initial Cost to Company, Buildings and Improvements 8,752      
Subsequent Additions 102      
Gross Carrying Amount at Year-End, Land 4,583      
Gross Carrying Amount at Year-End, Buildings and Improvements 8,854      
Total 13,437      
Accumulated Depreciation 1,197      
Orlando - Kissimmee - Sanford - Property Four [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 4,181      
Initial Cost to Company, Buildings and Improvements 4,268      
Subsequent Additions 177      
Gross Carrying Amount at Year-End, Land 4,181      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,445      
Total 8,626      
Accumulated Depreciation 496      
Palm Bay - Melbourne - Titusville [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,125      
Initial Cost to Company, Buildings and Improvements 4,362      
Subsequent Additions 8      
Gross Carrying Amount at Year-End, Land 1,125      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,370      
Total 5,495      
Accumulated Depreciation 143      
Panama City One [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,332      
Initial Cost to Company, Buildings and Improvements 6,847      
Subsequent Additions 10      
Gross Carrying Amount at Year-End, Land 2,332      
Gross Carrying Amount at Year-End, Buildings and Improvements 6,857      
Total 9,189      
Accumulated Depreciation 136      
Panama City Two [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 810      
Initial Cost to Company, Buildings and Improvements 3,105      
Subsequent Additions 24      
Gross Carrying Amount at Year-End, Land 810      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,129      
Total 3,939      
Accumulated Depreciation 39      
Pensacola - Ferry Pass - Brent [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,025      
Initial Cost to Company, Buildings and Improvements 8,157      
Subsequent Additions 120      
Gross Carrying Amount at Year-End, Land 1,025      
Gross Carrying Amount at Year-End, Buildings and Improvements 8,277      
Total 9,302      
Accumulated Depreciation 601      
Pensacola - Ferry Pass - Brent - Property Two [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 841      
Initial Cost to Company, Buildings and Improvements 5,075      
Subsequent Additions 233      
Gross Carrying Amount at Year-End, Land 841      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,308      
Total 6,149      
Accumulated Depreciation 411      
Pensacola - Ferry Pass - Brent - Property Three [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 644      
Initial Cost to Company, Buildings and Improvements 4,785      
Subsequent Additions 156      
Gross Carrying Amount at Year-End, Land 644      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,941      
Total 5,585      
Accumulated Depreciation 212      
Pensacola - Ferry Pass - Brent - Property Four [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,182      
Initial Cost to Company, Buildings and Improvements 5,008      
Subsequent Additions 4      
Gross Carrying Amount at Year-End, Land 1,182      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,012      
Total 6,194      
Accumulated Depreciation 98      
Punta Gorda [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,157      
Initial Cost to Company, Buildings and Improvements 2,079      
Subsequent Additions 813      
Gross Carrying Amount at Year-End, Land 1,157      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,892      
Total 4,049      
Accumulated Depreciation 286      
Tampa - St. Petersburg - Clearwater [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 5,436      
Initial Cost to Company, Buildings and Improvements 10,092      
Subsequent Additions 43      
Gross Carrying Amount at Year-End, Land 5,436      
Gross Carrying Amount at Year-End, Buildings and Improvements 10,135      
Total 15,571      
Accumulated Depreciation 1,349      
Tampa - St. Petersburg - Clearwater - Property Two [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 361      
Initial Cost to Company, Buildings and Improvements 1,238      
Subsequent Additions 98      
Gross Carrying Amount at Year-End, Land 361      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,336      
Total 1,697      
Accumulated Depreciation 337      
Tampa - St. Petersburg - Clearwater - Property Three [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 3,581      
Initial Cost to Company, Buildings and Improvements 2,612      
Subsequent Additions 57      
Gross Carrying Amount at Year-End, Land 3,581      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,669      
Total 6,250      
Accumulated Depreciation 407      
Tampa - St. Petersburg - Clearwater - Property Four [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 4,708      
Initial Cost to Company, Buildings and Improvements 13,984      
Subsequent Additions 86      
Gross Carrying Amount at Year-End, Land 4,708      
Gross Carrying Amount at Year-End, Buildings and Improvements 14,070      
Total 18,778      
Accumulated Depreciation 1,184      
Tampa - St. Petersburg - Clearwater - Property Five [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,063      
Initial Cost to Company, Buildings and Improvements 5,351      
Subsequent Additions 188      
Gross Carrying Amount at Year-End, Land 2,063      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,539      
Total 7,602      
Accumulated Depreciation 248      
Tampa - St. Petersburg - Clearwater - Property Six [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,248      
Initial Cost to Company, Buildings and Improvements 2,937      
Subsequent Additions 0      
Gross Carrying Amount at Year-End, Land 1,248      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,937      
Total 4,185      
Accumulated Depreciation 4      
The Villages [Member] | Florida [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 897      
Initial Cost to Company, Buildings and Improvements 6,132      
Subsequent Additions 36      
Gross Carrying Amount at Year-End, Land 897      
Gross Carrying Amount at Year-End, Buildings and Improvements 6,168      
Total 7,065      
Accumulated Depreciation 291      
Atlanta - Sandy Springs - Roswell [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 515      
Initial Cost to Company, Buildings and Improvements 687      
Subsequent Additions 111      
Gross Carrying Amount at Year-End, Land 515      
Gross Carrying Amount at Year-End, Buildings and Improvements 798      
Total 1,313      
Accumulated Depreciation 280      
Atlanta - Sandy Springs - Roswell - Property Two [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 272      
Initial Cost to Company, Buildings and Improvements 1,357      
Subsequent Additions 503      
Gross Carrying Amount at Year-End, Land 272      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,860      
Total 2,132      
Accumulated Depreciation 559      
Atlanta - Sandy Springs - Roswell Three [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 702      
Initial Cost to Company, Buildings and Improvements 1,999      
Subsequent Additions 532      
Gross Carrying Amount at Year-End, Land 702      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,531      
Total 3,233      
Accumulated Depreciation 821      
Atlanta - Sandy Springs - Roswell Four [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,413      
Initial Cost to Company, Buildings and Improvements 1,590      
Subsequent Additions 183      
Gross Carrying Amount at Year-End, Land 1,413      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,773      
Total 3,186      
Accumulated Depreciation 608      
Atlanta - Sandy Springs - Roswell Five [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 341      
Initial Cost to Company, Buildings and Improvements 562      
Subsequent Additions 135      
Gross Carrying Amount at Year-End, Land 341      
Gross Carrying Amount at Year-End, Buildings and Improvements 697      
Total 1,038      
Accumulated Depreciation 267      
Atlanta - Sandy Springs - Roswell Six [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 553      
Initial Cost to Company, Buildings and Improvements 847      
Subsequent Additions 178      
Gross Carrying Amount at Year-End, Land 553      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,025      
Total 1,578      
Accumulated Depreciation 383      
Atlanta - Sandy Springs - Roswell Seven [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 85      
Initial Cost to Company, Buildings and Improvements 445      
Subsequent Additions 298      
Gross Carrying Amount at Year-End, Land 85      
Gross Carrying Amount at Year-End, Buildings and Improvements 743      
Total 828      
Accumulated Depreciation 291      
Atlanta - Sandy Springs - Roswell Eight [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 494      
Initial Cost to Company, Buildings and Improvements 2,215      
Subsequent Additions 255      
Gross Carrying Amount at Year-End, Land 494      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,470      
Total 2,964      
Accumulated Depreciation 791      
Atlanta - Sandy Springs - Roswell Nine [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,614      
Initial Cost to Company, Buildings and Improvements 2,476      
Subsequent Additions 1,725      
Gross Carrying Amount at Year-End, Land 1,614      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,201      
Total 5,815      
Accumulated Depreciation 529      
Atlanta - Sandy Springs - Roswell Ten [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,595      
Initial Cost to Company, Buildings and Improvements 2,143      
Subsequent Additions 2,050      
Gross Carrying Amount at Year-End, Land 1,595      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,193      
Total 5,788      
Accumulated Depreciation 561      
Atlanta - Sandy Springs - Roswell Eleven [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 666      
Initial Cost to Company, Buildings and Improvements 5,961      
Subsequent Additions 52      
Gross Carrying Amount at Year-End, Land 666      
Gross Carrying Amount at Year-End, Buildings and Improvements 6,013      
Total 6,679      
Accumulated Depreciation 578      
Atlanta - Sandy Springs - Roswell Twelve [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,028      
Initial Cost to Company, Buildings and Improvements 7,041      
Subsequent Additions 56      
Gross Carrying Amount at Year-End, Land 1,028      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,097      
Total 8,125      
Accumulated Depreciation 749      
Atlanta - Sandy Springs - Roswell Thirteen [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 748      
Initial Cost to Company, Buildings and Improvements 3,382      
Subsequent Additions 70      
Gross Carrying Amount at Year-End, Land 748      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,452      
Total 4,200      
Accumulated Depreciation 319      
Atlanta - Sandy Springs - Roswell Fourteen [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 703      
Initial Cost to Company, Buildings and Improvements 4,014      
Subsequent Additions 98      
Gross Carrying Amount at Year-End, Land 703      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,112      
Total 4,815      
Accumulated Depreciation 373      
Atlanta - Sandy Springs - Roswell Fifteen [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,873      
Initial Cost to Company, Buildings and Improvements 9,109      
Subsequent Additions 93      
Gross Carrying Amount at Year-End, Land 1,873      
Gross Carrying Amount at Year-End, Buildings and Improvements 9,202      
Total 11,075      
Accumulated Depreciation 773      
Atlanta - Sandy Springs - Roswell Sixteen [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 547      
Initial Cost to Company, Buildings and Improvements 4,073      
Subsequent Additions 50      
Gross Carrying Amount at Year-End, Land 547      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,123      
Total 4,670      
Accumulated Depreciation 367      
Atlanta - Sandy Springs - Roswell Seventeen [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,499      
Initial Cost to Company, Buildings and Improvements 5,279      
Subsequent Additions 58      
Gross Carrying Amount at Year-End, Land 1,499      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,337      
Total 6,836      
Accumulated Depreciation 480      
Atlanta - Sandy Springs - Roswell Eighteen [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 763      
Initial Cost to Company, Buildings and Improvements 5,135      
Subsequent Additions 61      
Gross Carrying Amount at Year-End, Land 763      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,196      
Total 5,959      
Accumulated Depreciation 389      
Atlanta - Sandy Springs - Roswell Nineteen [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 795      
Initial Cost to Company, Buildings and Improvements 2,941      
Subsequent Additions 25      
Gross Carrying Amount at Year-End, Land 600      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,966      
Total 3,566      
Accumulated Depreciation 265      
Atlanta - Sandy Springs - Roswell Twenty [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,356      
Initial Cost to Company, Buildings and Improvements 7,516      
Subsequent Additions 23      
Gross Carrying Amount at Year-End, Land 1,356      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,539      
Total 8,895      
Accumulated Depreciation 651      
Atlanta - Sandy Springs - Roswell Twenty-one [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 912      
Initial Cost to Company, Buildings and Improvements 5,074      
Subsequent Additions 53      
Gross Carrying Amount at Year-End, Land 912      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,127      
Total 6,039      
Accumulated Depreciation 393      
Atlanta - Sandy Springs - Roswell Twenty-two [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 570      
Initial Cost to Company, Buildings and Improvements 3,477      
Subsequent Additions 122      
Gross Carrying Amount at Year-End, Land 570      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,599      
Total 4,169      
Accumulated Depreciation 332      
Atlanta - Sandy Springs - Roswell Twenty-three [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,052      
Initial Cost to Company, Buildings and Improvements 7,102      
Subsequent Additions 89      
Gross Carrying Amount at Year-End, Land 1,052      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,191      
Total 8,243      
Accumulated Depreciation 540      
Atlanta - Sandy Springs - Roswell Twenty-four [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 430      
Initial Cost to Company, Buildings and Improvements 3,470      
Subsequent Additions 53      
Gross Carrying Amount at Year-End, Land 430      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,523      
Total 3,953      
Accumulated Depreciation 527      
Atlanta - Sandy Springs - Roswell Twenty-five [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 972      
Initial Cost to Company, Buildings and Improvements 2,342      
Subsequent Additions 56      
Gross Carrying Amount at Year-End, Land 972      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,398      
Total 3,370      
Accumulated Depreciation 320      
Atlanta - Sandy Springs - Roswell Twenty-six [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 919      
Initial Cost to Company, Buildings and Improvements 3,899      
Subsequent Additions 63      
Gross Carrying Amount at Year-End, Land 919      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,962      
Total 4,881      
Accumulated Depreciation 249      
Atlanta - Sandy Springs - Roswell Twenty-seven [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 520      
Initial Cost to Company, Buildings and Improvements 3,708      
Subsequent Additions 28      
Gross Carrying Amount at Year-End, Land 520      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,736      
Total 4,256      
Accumulated Depreciation 138      
Atlanta - Sandy Springs - Roswell Twenty-eight [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 765      
Initial Cost to Company, Buildings and Improvements 2,872      
Subsequent Additions 29      
Gross Carrying Amount at Year-End, Land 765      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,901      
Total 3,666      
Accumulated Depreciation 110      
Atlanta - Sandy Springs - Roswell Twenty-nine [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 686      
Initial Cost to Company, Buildings and Improvements 3,821      
Subsequent Additions 25      
Gross Carrying Amount at Year-End, Land 686      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,846      
Total 4,532      
Accumulated Depreciation 119      
Atlanta - Sandy Springs - Roswell Thirty [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 527      
Initial Cost to Company, Buildings and Improvements 10,404      
Subsequent Additions 3      
Gross Carrying Amount at Year-End, Land 527      
Gross Carrying Amount at Year-End, Buildings and Improvements 10,407      
Total 10,934      
Accumulated Depreciation 133      
Augusta - Richmond County [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 84      
Initial Cost to Company, Buildings and Improvements 539      
Subsequent Additions 204      
Gross Carrying Amount at Year-End, Land 84      
Gross Carrying Amount at Year-End, Buildings and Improvements 743      
Total 827      
Accumulated Depreciation 258      
Augusta - Richmond County, Property Two [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 205      
Initial Cost to Company, Buildings and Improvements 686      
Subsequent Additions 182      
Gross Carrying Amount at Year-End, Land 205      
Gross Carrying Amount at Year-End, Buildings and Improvements 868      
Total 1,073      
Accumulated Depreciation 292      
Augusta -Richmond County Three [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,424      
Initial Cost to Company, Buildings and Improvements 10,439      
Subsequent Additions 59      
Gross Carrying Amount at Year-End, Land 1,424      
Gross Carrying Amount at Year-End, Buildings and Improvements 10,498      
Total 11,922      
Accumulated Depreciation 310      
Augusta - Richmond County Four [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 875      
Initial Cost to Company, Buildings and Improvements 6,231      
Subsequent Additions 26      
Gross Carrying Amount at Year-End, Land 875      
Gross Carrying Amount at Year-End, Buildings and Improvements 6,257      
Total 7,132      
Accumulated Depreciation 138      
Augusta - Richmond County Five [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,277      
Initial Cost to Company, Buildings and Improvements 7,494      
Subsequent Additions 26      
Gross Carrying Amount at Year-End, Land 1,277      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,520      
Total 8,797      
Accumulated Depreciation 182      
Columbus [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 169      
Initial Cost to Company, Buildings and Improvements 342      
Subsequent Additions 171      
Gross Carrying Amount at Year-End, Land 169      
Gross Carrying Amount at Year-End, Buildings and Improvements 513      
Total 682      
Accumulated Depreciation 158      
Macon [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 180      
Initial Cost to Company, Buildings and Improvements 840      
Subsequent Additions 66      
Gross Carrying Amount at Year-End, Land 180      
Gross Carrying Amount at Year-End, Buildings and Improvements 906      
Total 1,086      
Accumulated Depreciation 287      
Savannah [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,741      
Initial Cost to Company, Buildings and Improvements 1,160      
Subsequent Additions 437      
Gross Carrying Amount at Year-End, Land 1,741      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,597      
Total 3,338      
Accumulated Depreciation 456      
Savannah, Property Two [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 597      
Initial Cost to Company, Buildings and Improvements 762      
Subsequent Additions 168      
Gross Carrying Amount at Year-End, Land 597      
Gross Carrying Amount at Year-End, Buildings and Improvements 930      
Total 1,527      
Accumulated Depreciation 323      
Savannah, Property Three [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 409      
Initial Cost to Company, Buildings and Improvements 1,335      
Subsequent Additions 30      
Gross Carrying Amount at Year-End, Land 409      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,365      
Total 1,774      
Accumulated Depreciation 473      
Savannah, Property Four [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 811      
Initial Cost to Company, Buildings and Improvements 1,181      
Subsequent Additions 157      
Gross Carrying Amount at Year-End, Land 811      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,338      
Total 2,149      
Accumulated Depreciation 482      
Savannah, Property Five [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,280      
Initial Cost to Company, Buildings and Improvements 7,211      
Subsequent Additions 69      
Gross Carrying Amount at Year-End, Land 1,280      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,280      
Total 8,560      
Accumulated Depreciation 176      
Valdosta [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,321      
Initial Cost to Company, Buildings and Improvements 3,320      
Subsequent Additions 4      
Gross Carrying Amount at Year-End, Land 1,321      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,324      
Total 4,645      
Accumulated Depreciation 115      
Nonmetropolitan Area GA [Member] | Georgia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 599      
Initial Cost to Company, Buildings and Improvements 3,714      
Subsequent Additions 14      
Gross Carrying Amount at Year-End, Land 599      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,728      
Total 4,327      
Accumulated Depreciation 53      
Nonmetropolitan Area ID One [Member] | Idaho [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,133      
Initial Cost to Company, Buildings and Improvements 5,634      
Subsequent Additions 34      
Gross Carrying Amount at Year-End, Land 1,133      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,668      
Total 6,801      
Accumulated Depreciation 203      
Nonmetropolitan Area ID Two [Member] | Idaho [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 362      
Initial Cost to Company, Buildings and Improvements 2,523      
Subsequent Additions 4      
Gross Carrying Amount at Year-End, Land 362      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,527      
Total 2,889      
Accumulated Depreciation 59      
Nonmetropolitan Area ID Three [Member] | Idaho [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 413      
Initial Cost to Company, Buildings and Improvements 2,114      
Subsequent Additions 5      
Gross Carrying Amount at Year-End, Land 413      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,119      
Total 2,532      
Accumulated Depreciation 44      
St. Louis, Property One [Member] | Illinois [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 225      
Initial Cost to Company, Buildings and Improvements 4,394      
Subsequent Additions 187      
Gross Carrying Amount at Year-End, Land 225      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,581      
Total 4,806      
Accumulated Depreciation 424      
St. Louis, Property Two [Member] | Illinois [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 179      
Initial Cost to Company, Buildings and Improvements 5,154      
Subsequent Additions 335      
Gross Carrying Amount at Year-End, Land 179      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,489      
Total 5,668      
Accumulated Depreciation 519      
St. Louis, Property Three [Member] | Illinois [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 226      
Initial Cost to Company, Buildings and Improvements 3,088      
Subsequent Additions 252      
Gross Carrying Amount at Year-End, Land 226      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,340      
Total 3,566      
Accumulated Depreciation 351      
St. Louis, Property Four [Member] | Illinois [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 174      
Initial Cost to Company, Buildings and Improvements 3,338      
Subsequent Additions 274      
Gross Carrying Amount at Year-End, Land 174      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,612      
Total 3,786      
Accumulated Depreciation 336      
Indianapolis - Carmel - Anderson [Member] | Indiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 855      
Initial Cost to Company, Buildings and Improvements 7,273      
Subsequent Additions 24      
Gross Carrying Amount at Year-End, Land 855      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,297      
Total 8,152      
Accumulated Depreciation 999      
Indianapolis - Carmel - Anderson - Property Two [Member] | Indiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 815      
Initial Cost to Company, Buildings and Improvements 3,844      
Subsequent Additions 13      
Gross Carrying Amount at Year-End, Land 815      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,857      
Total 4,672      
Accumulated Depreciation 655      
Indianapolis - Carmel - Anderson - Property Three [Member] | Indiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 688      
Initial Cost to Company, Buildings and Improvements 3,845      
Subsequent Additions 30      
Gross Carrying Amount at Year-End, Land 688      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,875      
Total 4,563      
Accumulated Depreciation 663      
Indianapolis - Carmel - Anderson - Property Four [Member] | Indiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 626      
Initial Cost to Company, Buildings and Improvements 4,049      
Subsequent Additions 36      
Gross Carrying Amount at Year-End, Land 626      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,085      
Total 4,711      
Accumulated Depreciation 615      
Indianapolis - Carmel - Anderson - Property Five [Member] | Indiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,118      
Initial Cost to Company, Buildings and Improvements 4,444      
Subsequent Additions 281      
Gross Carrying Amount at Year-End, Land 1,118      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,725      
Total 5,843      
Accumulated Depreciation 921      
Indianapolis - Carmel - Anderson - Property Six [Member] | Indiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 614      
Initial Cost to Company, Buildings and Improvements 5,487      
Subsequent Additions 41      
Gross Carrying Amount at Year-End, Land 614      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,528      
Total 6,142      
Accumulated Depreciation 734      
Indianapolis - Carmel - Anderson - Property Seven [Member] | Indiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 619      
Initial Cost to Company, Buildings and Improvements 2,140      
Subsequent Additions 20      
Gross Carrying Amount at Year-End, Land 619      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,160      
Total 2,779      
Accumulated Depreciation 391      
Indianapolis - Carmel - Anderson - Property Eight [Member] | Indiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 689      
Initial Cost to Company, Buildings and Improvements 6,944      
Subsequent Additions 38      
Gross Carrying Amount at Year-End, Land 689      
Gross Carrying Amount at Year-End, Buildings and Improvements 6,982      
Total 7,671      
Accumulated Depreciation 762      
Indianapolis - Carmel - Anderson - Property Nine [Member] | Indiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 609      
Initial Cost to Company, Buildings and Improvements 3,172      
Subsequent Additions 39      
Gross Carrying Amount at Year-End, Land 609      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,211      
Total 3,820      
Accumulated Depreciation 483      
Indianapolis - Carmel - Anderson - Property Ten [Member] | Indiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 532      
Initial Cost to Company, Buildings and Improvements 5,441      
Subsequent Additions 34      
Gross Carrying Amount at Year-End, Land 532      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,475      
Total 6,007      
Accumulated Depreciation 592      
Indianapolis - Carmel - Anderson - Property Eleven [Member] | Indiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 433      
Initial Cost to Company, Buildings and Improvements 5,817      
Subsequent Additions 20      
Gross Carrying Amount at Year-End, Land 433      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,837      
Total 6,270      
Accumulated Depreciation 603      
Indianapolis - Carmel - Anderson - Property Twelve [Member] | Indiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 688      
Initial Cost to Company, Buildings and Improvements 5,413      
Subsequent Additions 40      
Gross Carrying Amount at Year-End, Land 688      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,453      
Total 6,141      
Accumulated Depreciation 685      
Indianapolis - Carmel - Anderson - Property Thirteen [Member] | Indiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 575      
Initial Cost to Company, Buildings and Improvements 5,168      
Subsequent Additions 65      
Gross Carrying Amount at Year-End, Land 575      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,233      
Total 5,808      
Accumulated Depreciation 615      
Indianapolis - Carmel - Anderson - Property Fourteen [Member] | Indiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 522      
Initial Cost to Company, Buildings and Improvements 5,366      
Subsequent Additions 28      
Gross Carrying Amount at Year-End, Land 522      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,394      
Total 5,916      
Accumulated Depreciation 595      
Indianapolis - Carmel - Anderson - Property Fifteen [Member] | Indiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 528      
Initial Cost to Company, Buildings and Improvements 2,877      
Subsequent Additions 13      
Gross Carrying Amount at Year-End, Land 528      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,890      
Total 3,418      
Accumulated Depreciation 315      
Indianapolis - Carmel - Anderson - Property Sixteen [Member] | Indiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,257      
Initial Cost to Company, Buildings and Improvements 6,694      
Subsequent Additions 29      
Gross Carrying Amount at Year-End, Land 1,257      
Gross Carrying Amount at Year-End, Buildings and Improvements 6,723      
Total 7,980      
Accumulated Depreciation 611      
Kansas City, Property One [Member] | Kansas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 816      
Initial Cost to Company, Buildings and Improvements 5,432      
Subsequent Additions 133      
Gross Carrying Amount at Year-End, Land 816      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,565      
Total 6,381      
Accumulated Depreciation 524      
Kansas City, Property Two [Member] | Kansas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 975      
Initial Cost to Company, Buildings and Improvements 6,967      
Subsequent Additions 183      
Gross Carrying Amount at Year-End, Land 975      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,150      
Total 8,125      
Accumulated Depreciation 711      
Kansas City, Property Three [Member] | Kansas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 719      
Initial Cost to Company, Buildings and Improvements 5,143      
Subsequent Additions 168      
Gross Carrying Amount at Year-End, Land 719      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,311      
Total 6,030      
Accumulated Depreciation 453      
Kansas City, Property Four [Member] | Kansas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 521      
Initial Cost to Company, Buildings and Improvements 5,168      
Subsequent Additions 176      
Gross Carrying Amount at Year-End, Land 521      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,344      
Total 5,865      
Accumulated Depreciation 360      
Kansas City, Property Five [Member] | Kansas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 640      
Initial Cost to Company, Buildings and Improvements 3,367      
Subsequent Additions 127      
Gross Carrying Amount at Year-End, Land 640      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,494      
Total 4,134      
Accumulated Depreciation 242      
Kansas City, Property Six [Member] | Kansas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 533      
Initial Cost to Company, Buildings and Improvements 3,138      
Subsequent Additions 98      
Gross Carrying Amount at Year-End, Land 533      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,236      
Total 3,769      
Accumulated Depreciation 213      
Kansas City, Property Seven [Member] | Kansas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 499      
Initial Cost to Company, Buildings and Improvements 4,041      
Subsequent Additions 116      
Gross Carrying Amount at Year-End, Land 499      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,157      
Total 4,656      
Accumulated Depreciation 282      
Kansas City, Property Eight [Member] | Kansas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 724      
Initial Cost to Company, Buildings and Improvements 4,245      
Subsequent Additions 130      
Gross Carrying Amount at Year-End, Land 724      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,375      
Total 5,099      
Accumulated Depreciation 269      
Wichita [Member] | Kansas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,156      
Initial Cost to Company, Buildings and Improvements 5,662      
Subsequent Additions 164      
Gross Carrying Amount at Year-End, Land 1,156      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,826      
Total 6,982      
Accumulated Depreciation 428      
Wichita - Property Two [Member] | Kansas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 721      
Initial Cost to Company, Buildings and Improvements 3,395      
Subsequent Additions 175      
Gross Carrying Amount at Year-End, Land 721      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,570      
Total 4,291      
Accumulated Depreciation 266      
Wichita - Property Three [Member] | Kansas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 443      
Initial Cost to Company, Buildings and Improvements 3,635      
Subsequent Additions 115      
Gross Carrying Amount at Year-End, Land 443      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,750      
Total 4,193      
Accumulated Depreciation 258      
Wichita - Property Four [Member] | Kansas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 630      
Initial Cost to Company, Buildings and Improvements 7,264      
Subsequent Additions 123      
Gross Carrying Amount at Year-End, Land 630      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,387      
Total 8,017      
Accumulated Depreciation 418      
Wichita - Property Five [Member] | Kansas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 430      
Initial Cost to Company, Buildings and Improvements 1,740      
Subsequent Additions 64      
Gross Carrying Amount at Year-End, Land 430      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,804      
Total 2,234      
Accumulated Depreciation 132      
Wichita - Property Six [Member] | Kansas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 655      
Initial Cost to Company, Buildings and Improvements 1,831      
Subsequent Additions 132      
Gross Carrying Amount at Year-End, Land 655      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,963      
Total 2,618      
Accumulated Depreciation 144      
Wichita - Property Seven [Member] | Kansas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 393      
Initial Cost to Company, Buildings and Improvements 3,950      
Subsequent Additions 142      
Gross Carrying Amount at Year-End, Land 393      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,092      
Total 4,485      
Accumulated Depreciation 270      
Wichita - Property Eight [Member] | Kansas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,353      
Initial Cost to Company, Buildings and Improvements 2,241      
Subsequent Additions 130      
Gross Carrying Amount at Year-End, Land 1,353      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,371      
Total 3,724      
Accumulated Depreciation 193      
Louisville - Jefferson County [Member] | Kentucky [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,174      
Initial Cost to Company, Buildings and Improvements 3,667      
Subsequent Additions 42      
Gross Carrying Amount at Year-End, Land 2,174      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,709      
Total 5,883      
Accumulated Depreciation 655      
Baton Rouge [Member] | Louisiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 386      
Initial Cost to Company, Buildings and Improvements 1,744      
Subsequent Additions 114      
Gross Carrying Amount at Year-End, Land 386      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,858      
Total 2,244      
Accumulated Depreciation 270      
Baton Rouge - Property Two [Member] | Louisiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,098      
Initial Cost to Company, Buildings and Improvements 5,208      
Subsequent Additions 530      
Gross Carrying Amount at Year-End, Land 1,098      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,738      
Total 6,836      
Accumulated Depreciation 895      
Baton Rouge - Property Three [Member] | Louisiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,203      
Initial Cost to Company, Buildings and Improvements 3,156      
Subsequent Additions 252      
Gross Carrying Amount at Year-End, Land 1,203      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,408      
Total 4,611      
Accumulated Depreciation 534      
Baton Rouge - Property Four [Member] | Louisiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 755      
Initial Cost to Company, Buildings and Improvements 2,702      
Subsequent Additions 275      
Gross Carrying Amount at Year-End, Land 755      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,977      
Total 3,732      
Accumulated Depreciation 460      
New Orleans - Metairie [Member] | Louisiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,287      
Initial Cost to Company, Buildings and Improvements 6,235      
Subsequent Additions 144      
Gross Carrying Amount at Year-End, Land 1,287      
Gross Carrying Amount at Year-End, Buildings and Improvements 6,379      
Total 7,666      
Accumulated Depreciation 875      
New Orleans - Metairie Two [Member] | Louisiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,076      
Initial Cost to Company, Buildings and Improvements 6,677      
Subsequent Additions 69      
Gross Carrying Amount at Year-End, Land 1,076      
Gross Carrying Amount at Year-End, Buildings and Improvements 6,746      
Total 7,822      
Accumulated Depreciation 520      
New Orleans - Metairie Three [Member] | Louisiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,274      
Initial Cost to Company, Buildings and Improvements 1,987      
Subsequent Additions 40      
Gross Carrying Amount at Year-End, Land 1,274      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,027      
Total 3,301      
Accumulated Depreciation 122      
New Orleans - Metairie Four [Member] | Louisiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 994      
Initial Cost to Company, Buildings and Improvements 8,548      
Subsequent Additions 21      
Gross Carrying Amount at Year-End, Land 994      
Gross Carrying Amount at Year-End, Buildings and Improvements 8,569      
Total 9,563      
Accumulated Depreciation 232      
New Orleans - Metairie Five [Member] | Louisiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 607      
Initial Cost to Company, Buildings and Improvements 9,211      
Subsequent Additions 264      
Gross Carrying Amount at Year-End, Land 607      
Gross Carrying Amount at Year-End, Buildings and Improvements 9,475      
Total 10,082      
Accumulated Depreciation 254      
New Orleans - Metairie Six [Member] | Louisiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 819      
Initial Cost to Company, Buildings and Improvements 4,291      
Subsequent Additions 287      
Gross Carrying Amount at Year-End, Land 819      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,578      
Total 5,397      
Accumulated Depreciation 164      
New Orleans - Metairie Seven [Member] | Louisiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 327      
Initial Cost to Company, Buildings and Improvements 4,423      
Subsequent Additions 61      
Gross Carrying Amount at Year-End, Land 327      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,484      
Total 4,811      
Accumulated Depreciation 133      
New Orleans - Metairie Eight [Member] | Louisiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 852      
Initial Cost to Company, Buildings and Improvements 4,138      
Subsequent Additions 40      
Gross Carrying Amount at Year-End, Land 852      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,178      
Total 5,030      
Accumulated Depreciation 140      
New Orleans - Metairie Nine [Member] | Louisiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 633      
Initial Cost to Company, Buildings and Improvements 870      
Subsequent Additions 31      
Gross Carrying Amount at Year-End, Land 633      
Gross Carrying Amount at Year-End, Buildings and Improvements 901      
Total 1,534      
Accumulated Depreciation 57      
New Orleans - Metairie Ten [Member] | Louisiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 682      
Initial Cost to Company, Buildings and Improvements 4,790      
Subsequent Additions 437      
Gross Carrying Amount at Year-End, Land 682      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,227      
Total 5,909      
Accumulated Depreciation 165      
New Orleans - Metairie Eleven [Member] | Louisiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 773      
Initial Cost to Company, Buildings and Improvements 7,056      
Subsequent Additions 47      
Gross Carrying Amount at Year-End, Land 773      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,103      
Total 7,876      
Accumulated Depreciation 196      
New Orleans - Metairie Twelve [Member] | Louisiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 742      
Initial Cost to Company, Buildings and Improvements 3,278      
Subsequent Additions 19      
Gross Carrying Amount at Year-End, Land 742      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,297      
Total 4,039      
Accumulated Depreciation 136      
New Orleans - Metairie Thirteen [Member] | Louisiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 96      
Initial Cost to Company, Buildings and Improvements 3,615      
Subsequent Additions 6      
Gross Carrying Amount at Year-End, Land 96      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,621      
Total 3,717      
Accumulated Depreciation 45      
Shreveport - Bossier City [Member] | Louisiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 971      
Initial Cost to Company, Buildings and Improvements 3,474      
Subsequent Additions 152      
Gross Carrying Amount at Year-End, Land 1,549      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,036      
Total 6,585      
Accumulated Depreciation 737      
Shreveport - Bossier City, Property Two [Member] | Louisiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 964      
Initial Cost to Company, Buildings and Improvements 3,573      
Subsequent Additions 104      
Gross Carrying Amount at Year-End, Land 964      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,677      
Total 4,641      
Accumulated Depreciation 772      
Shreveport - Bossier City, Property Three [Member] | Louisiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 772      
Initial Cost to Company, Buildings and Improvements 2,906      
Subsequent Additions 131      
Gross Carrying Amount at Year-End, Land 772      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,037      
Total 3,809      
Accumulated Depreciation 626      
Shreveport - Bossier City, Property Four [Member] | Louisiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 479      
Initial Cost to Company, Buildings and Improvements 1,439      
Subsequent Additions 71      
Gross Carrying Amount at Year-End, Land 479      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,510      
Total 1,989      
Accumulated Depreciation 331      
Shreveport - Bossier City, Property Five [Member] | Louisiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 475      
Initial Cost to Company, Buildings and Improvements 854      
Subsequent Additions 85      
Gross Carrying Amount at Year-End, Land 475      
Gross Carrying Amount at Year-End, Buildings and Improvements 939      
Total 1,414      
Accumulated Depreciation 248      
Shreveport - Bossier City, Property Six [Member] | Louisiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 645      
Initial Cost to Company, Buildings and Improvements 2,004      
Subsequent Additions 70      
Gross Carrying Amount at Year-End, Land 645      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,074      
Total 2,719      
Accumulated Depreciation 307      
Shreveport - Bossier City, Property Seven [Member] | Louisiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 654      
Initial Cost to Company, Buildings and Improvements 3,589      
Subsequent Additions 68      
Gross Carrying Amount at Year-End, Land 654      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,657      
Total 4,311      
Accumulated Depreciation 302      
Shreveport - Bossier City, Property Eight [Member] | Louisiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 906      
Initial Cost to Company, Buildings and Improvements 3,618      
Subsequent Additions 56      
Gross Carrying Amount at Year-End, Land 906      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,674      
Total 4,580      
Accumulated Depreciation 334      
Shreveport - Bossier City, Property Nine [Member] | Louisiana [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 0      
Initial Cost to Company, Buildings and Improvements 5,113      
Subsequent Additions 90      
Gross Carrying Amount at Year-End, Land 0      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,203      
Total 5,203      
Accumulated Depreciation 364      
Springfield One [Member] | Massachusetts [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,036      
Initial Cost to Company, Buildings and Improvements 5,131      
Subsequent Additions 43      
Gross Carrying Amount at Year-End, Land 1,036      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,174      
Total 6,210      
Accumulated Depreciation 66      
Springfield Two [Member] | Massachusetts [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 891      
Initial Cost to Company, Buildings and Improvements 4,944      
Subsequent Additions 62      
Gross Carrying Amount at Year-End, Land 891      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,006      
Total 5,897      
Accumulated Depreciation 58      
Worchester [Member] | Massachusetts [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 414      
Initial Cost to Company, Buildings and Improvements 4,122      
Subsequent Additions 96      
Gross Carrying Amount at Year-End, Land 414      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,218      
Total 4,632      
Accumulated Depreciation 394      
California - Lexington Park [Member] | Maryland [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 827      
Initial Cost to Company, Buildings and Improvements 4,936      
Subsequent Additions 126      
Gross Carrying Amount at Year-End, Land 827      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,062      
Total 5,889      
Accumulated Depreciation 415      
California - Lexington Park Two [Member] | Maryland [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 965      
Initial Cost to Company, Buildings and Improvements 6,738      
Subsequent Additions 144      
Gross Carrying Amount at Year-End, Land 965      
Gross Carrying Amount at Year-End, Buildings and Improvements 6,882      
Total 7,847      
Accumulated Depreciation 745      
California - Lexington Park Three [Member] | Maryland [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 550      
Initial Cost to Company, Buildings and Improvements 2,409      
Subsequent Additions 117      
Gross Carrying Amount at Year-End, Land 550      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,526      
Total 3,076      
Accumulated Depreciation 304      
Washington - Arlington - Alexandria [Member] | Maryland [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 717      
Initial Cost to Company, Buildings and Improvements 3,303      
Subsequent Additions 66      
Gross Carrying Amount at Year-End, Land 717      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,369      
Total 4,086      
Accumulated Depreciation 162      
Washington - Arlington - Alexandria [Member] | Virginia [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,516      
Initial Cost to Company, Buildings and Improvements 12,633      
Subsequent Additions 71      
Gross Carrying Amount at Year-End, Land 1,516      
Gross Carrying Amount at Year-End, Buildings and Improvements 12,704      
Total 14,220      
Accumulated Depreciation 945      
Kansas City, Property Nine [Member] | Missouri [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 541      
Initial Cost to Company, Buildings and Improvements 4,874      
Subsequent Additions 203      
Gross Carrying Amount at Year-End, Land 541      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,077      
Total 5,618      
Accumulated Depreciation 356      
Kansas City, Property Ten [Member] | Missouri [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 461      
Initial Cost to Company, Buildings and Improvements 5,341      
Subsequent Additions 110      
Gross Carrying Amount at Year-End, Land 461      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,451      
Total 5,912      
Accumulated Depreciation 344      
Kansas City, Property Eleven [Member] | Missouri [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 341      
Initial Cost to Company, Buildings and Improvements 3,748      
Subsequent Additions 177      
Gross Carrying Amount at Year-End, Land 341      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,925      
Total 4,266      
Accumulated Depreciation 259      
St. Louis, Property Five [Member] | Missouri [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,675      
Initial Cost to Company, Buildings and Improvements 10,606      
Subsequent Additions 188      
Gross Carrying Amount at Year-End, Land 1,675      
Gross Carrying Amount at Year-End, Buildings and Improvements 10,794      
Total 12,469      
Accumulated Depreciation 626      
St. Louis, Property Six [Member] | Missouri [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 352      
Initial Cost to Company, Buildings and Improvements 7,100      
Subsequent Additions 274      
Gross Carrying Amount at Year-End, Land 352      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,374      
Total 7,726      
Accumulated Depreciation 732      
St. Louis, Property Seven [Member] | Missouri [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 163      
Initial Cost to Company, Buildings and Improvements 1,025      
Subsequent Additions 53      
Gross Carrying Amount at Year-End, Land 163      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,078      
Total 1,241      
Accumulated Depreciation 115      
St. Louis, Property Eight [Member] | Missouri [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 354      
Initial Cost to Company, Buildings and Improvements 4,034      
Subsequent Additions 135      
Gross Carrying Amount at Year-End, Land 354      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,169      
Total 4,523      
Accumulated Depreciation 411      
St. Louis, Property Nine [Member] | Missouri [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 634      
Initial Cost to Company, Buildings and Improvements 3,886      
Subsequent Additions 3      
Gross Carrying Amount at Year-End, Land 634      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,889      
Total 4,523      
Accumulated Depreciation 6      
St. Louis, Property Ten [Member] | Missouri [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,012      
Initial Cost to Company, Buildings and Improvements 3,328      
Subsequent Additions 3      
Gross Carrying Amount at Year-End, Land 1,012      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,331      
Total 4,343      
Accumulated Depreciation 6      
Gulfport - Biloxi - Pascagoula [Member] | Mississippi [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 645      
Initial Cost to Company, Buildings and Improvements 2,413      
Subsequent Additions 275      
Gross Carrying Amount at Year-End, Land 645      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,688      
Total 3,333      
Accumulated Depreciation 595      
Nonmetropolitan Area MS One [Member] | Mississippi [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 224      
Initial Cost to Company, Buildings and Improvements 1,052      
Subsequent Additions 146      
Gross Carrying Amount at Year-End, Land 224      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,198      
Total 1,422      
Accumulated Depreciation 333      
Nonmetropolitan Area MS Two [Member] | Mississippi [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 382      
Initial Cost to Company, Buildings and Improvements 803      
Subsequent Additions 198      
Gross Carrying Amount at Year-End, Land 382      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,001      
Total 1,383      
Accumulated Depreciation 285      
Charlotte - Concord - Gastonia [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,871      
Initial Cost to Company, Buildings and Improvements 4,174      
Subsequent Additions 101      
Gross Carrying Amount at Year-End, Land 1,871      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,275      
Total 6,146      
Accumulated Depreciation 758      
Charlotte - Concord - Gastonia, Property Two [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,108      
Initial Cost to Company, Buildings and Improvements 3,935      
Subsequent Additions 91      
Gross Carrying Amount at Year-End, Land 1,108      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,026      
Total 5,134      
Accumulated Depreciation 727      
Charlotte - Concord - Gastonia, Property Three [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,301      
Initial Cost to Company, Buildings and Improvements 4,458      
Subsequent Additions 230      
Gross Carrying Amount at Year-End, Land 2,301      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,688      
Total 6,989      
Accumulated Depreciation 929      
Charlotte - Concord - Gastonia, Property Four [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,862      
Initial Cost to Company, Buildings and Improvements 3,297      
Subsequent Additions 96      
Gross Carrying Amount at Year-End, Land 1,862      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,393      
Total 5,255      
Accumulated Depreciation 701      
Durham - Chapel Hill [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,711      
Initial Cost to Company, Buildings and Improvements 4,180      
Subsequent Additions 65      
Gross Carrying Amount at Year-End, Land 1,711      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,245      
Total 5,956      
Accumulated Depreciation 679      
Durham - Chapel Hill, Property Two [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 390      
Initial Cost to Company, Buildings and Improvements 1,025      
Subsequent Additions 251      
Gross Carrying Amount at Year-End, Land 390      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,276      
Total 1,666      
Accumulated Depreciation 435      
Durham - Chapel Hill, Property Three [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 663      
Initial Cost to Company, Buildings and Improvements 2,743      
Subsequent Additions 267      
Gross Carrying Amount at Year-End, Land 663      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,010      
Total 3,673      
Accumulated Depreciation 974      
Durham - Chapel Hill, Property Four [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,024      
Initial Cost to Company, Buildings and Improvements 1,383      
Subsequent Additions 430      
Gross Carrying Amount at Year-End, Land 1,024      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,813      
Total 2,837      
Accumulated Depreciation 577      
Fayetteville [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,195      
Initial Cost to Company, Buildings and Improvements 2,072      
Subsequent Additions 26      
Gross Carrying Amount at Year-End, Land 1,195      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,098      
Total 3,293      
Accumulated Depreciation 333      
Fayetteville, Property Two [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 830      
Initial Cost to Company, Buildings and Improvements 3,710      
Subsequent Additions 69      
Gross Carrying Amount at Year-End, Land 830      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,779      
Total 4,609      
Accumulated Depreciation 498      
Fayetteville, Property Three [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 636      
Initial Cost to Company, Buildings and Improvements 2,169      
Subsequent Additions 1,678      
Gross Carrying Amount at Year-End, Land 636      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,847      
Total 4,483      
Accumulated Depreciation 1,199      
Fayetteville, Property Four [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 151      
Initial Cost to Company, Buildings and Improvements 5,392      
Subsequent Additions 479      
Gross Carrying Amount at Year-End, Land 151      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,871      
Total 6,022      
Accumulated Depreciation 1,786      
Fayetteville, Property Five [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,319      
Initial Cost to Company, Buildings and Improvements 3,444      
Subsequent Additions 32      
Gross Carrying Amount at Year-End, Land 1,319      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,476      
Total 4,795      
Accumulated Depreciation 748      
Fayetteville, Property Six [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 772      
Initial Cost to Company, Buildings and Improvements 3,406      
Subsequent Additions 43      
Gross Carrying Amount at Year-End, Land 772      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,449      
Total 4,221      
Accumulated Depreciation 651      
Fayetteville, Property Seven [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,276      
Initial Cost to Company, Buildings and Improvements 4,527      
Subsequent Additions 46      
Gross Carrying Amount at Year-End, Land 1,276      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,573      
Total 5,849      
Accumulated Depreciation 793      
Greensboro - High Point [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 873      
Initial Cost to Company, Buildings and Improvements 769      
Subsequent Additions 205      
Gross Carrying Amount at Year-End, Land 873      
Gross Carrying Amount at Year-End, Buildings and Improvements 974      
Total 1,847      
Accumulated Depreciation 366      
Jacksonville [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,265      
Initial Cost to Company, Buildings and Improvements 2,123      
Subsequent Additions 299      
Gross Carrying Amount at Year-End, Land 1,265      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,422      
Total 3,687      
Accumulated Depreciation 593      
Nonmetropolitan Area [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 530      
Initial Cost to Company, Buildings and Improvements 2,394      
Subsequent Additions 13      
Gross Carrying Amount at Year-End, Land 530      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,407      
Total 2,937      
Accumulated Depreciation 465      
Nonmetropolitan Area, Property Two [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 667      
Initial Cost to Company, Buildings and Improvements 2,066      
Subsequent Additions 22      
Gross Carrying Amount at Year-End, Land 667      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,088      
Total 2,755      
Accumulated Depreciation 427      
Nonmetropolitan Area, Property Three [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 689      
Initial Cost to Company, Buildings and Improvements 3,153      
Subsequent Additions 39      
Gross Carrying Amount at Year-End, Land 689      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,192      
Total 3,881      
Accumulated Depreciation 575      
Nonmetropolitan Area, Property Four [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,093      
Initial Cost to Company, Buildings and Improvements 2,045      
Subsequent Additions 60      
Gross Carrying Amount at Year-End, Land 2,093      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,105      
Total 4,198      
Accumulated Depreciation 300      
Nonmetropolitan Area, Property Five [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 173      
Initial Cost to Company, Buildings and Improvements 2,193      
Subsequent Additions 36      
Gross Carrying Amount at Year-End, Land 173      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,229      
Total 2,402      
Accumulated Depreciation 188      
Raleigh [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 396      
Initial Cost to Company, Buildings and Improvements 1,700      
Subsequent Additions 193      
Gross Carrying Amount at Year-End, Land 396      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,893      
Total 2,289      
Accumulated Depreciation 645      
Raleigh - Property Two [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 393      
Initial Cost to Company, Buildings and Improvements 1,190      
Subsequent Additions 218      
Gross Carrying Amount at Year-End, Land 393      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,408      
Total 1,801      
Accumulated Depreciation 462      
Raleigh - Property Three [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 907      
Initial Cost to Company, Buildings and Improvements 2,913      
Subsequent Additions 135      
Gross Carrying Amount at Year-End, Land 907      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,048      
Total 3,955      
Accumulated Depreciation 975      
Raleigh - Property Four [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,578      
Initial Cost to Company, Buildings and Improvements 4,678      
Subsequent Additions 99      
Gross Carrying Amount at Year-End, Land 1,578      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,777      
Total 6,355      
Accumulated Depreciation 756      
Wilmington [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,881      
Initial Cost to Company, Buildings and Improvements 4,618      
Subsequent Additions 62      
Gross Carrying Amount at Year-End, Land 1,881      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,680      
Total 6,561      
Accumulated Depreciation 781      
Wilmington, Property Two [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,283      
Initial Cost to Company, Buildings and Improvements 1,747      
Subsequent Additions 338      
Gross Carrying Amount at Year-End, Land 1,141      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,085      
Total 3,226      
Accumulated Depreciation 629      
Wilmington, Property Three [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 860      
Initial Cost to Company, Buildings and Improvements 828      
Subsequent Additions 104      
Gross Carrying Amount at Year-End, Land 860      
Gross Carrying Amount at Year-End, Buildings and Improvements 932      
Total 1,792      
Accumulated Depreciation 301      
Wilmington, Property Four [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,720      
Initial Cost to Company, Buildings and Improvements 9,032      
Subsequent Additions 36      
Gross Carrying Amount at Year-End, Land 1,720      
Gross Carrying Amount at Year-End, Buildings and Improvements 9,068      
Total 10,788      
Accumulated Depreciation 333      
Wilmington, Property Five [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,021      
Initial Cost to Company, Buildings and Improvements 8,136      
Subsequent Additions 55      
Gross Carrying Amount at Year-End, Land 2,021      
Gross Carrying Amount at Year-End, Buildings and Improvements 8,191      
Total 10,212      
Accumulated Depreciation 327      
Wilmington, Property Six [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 3,083      
Initial Cost to Company, Buildings and Improvements 12,487      
Subsequent Additions 27      
Gross Carrying Amount at Year-End, Land 3,083      
Gross Carrying Amount at Year-End, Buildings and Improvements 12,514      
Total 15,597      
Accumulated Depreciation 427      
Winston - Salem [Member] | North Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 362      
Initial Cost to Company, Buildings and Improvements 529      
Subsequent Additions 75      
Gross Carrying Amount at Year-End, Land 362      
Gross Carrying Amount at Year-End, Buildings and Improvements 604      
Total 966      
Accumulated Depreciation 213      
Boston - Cambridge - Newton One [Member] | New Hampshire [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 899      
Initial Cost to Company, Buildings and Improvements 3,863      
Subsequent Additions 45      
Gross Carrying Amount at Year-End, Land 899      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,908      
Total 4,807      
Accumulated Depreciation 584      
Boston - Cambridge - Newton Two [Member] | New Hampshire [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,488      
Initial Cost to Company, Buildings and Improvements 7,300      
Subsequent Additions 115      
Gross Carrying Amount at Year-End, Land 1,488      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,415      
Total 8,903      
Accumulated Depreciation 1,641      
Boston - Cambridge - Newton Three [Member] | New Hampshire [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,597      
Initial Cost to Company, Buildings and Improvements 3,138      
Subsequent Additions 93      
Gross Carrying Amount at Year-End, Land 1,597      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,231      
Total 4,828      
Accumulated Depreciation 528      
Boston - Cambridge - Newton Four [Member] | New Hampshire [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,445      
Initial Cost to Company, Buildings and Improvements 2,957      
Subsequent Additions 69      
Gross Carrying Amount at Year-End, Land 1,445      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,026      
Total 4,471      
Accumulated Depreciation 521      
Manchester - Nashua [Member] | New Hampshire [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,786      
Initial Cost to Company, Buildings and Improvements 6,100      
Subsequent Additions 27      
Gross Carrying Amount at Year-End, Land 1,786      
Gross Carrying Amount at Year-End, Buildings and Improvements 6,127      
Total 7,913      
Accumulated Depreciation 852      
Manchester - Nashua - Property Two [Member] | New Hampshire [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,395      
Initial Cost to Company, Buildings and Improvements 5,573      
Subsequent Additions 36      
Gross Carrying Amount at Year-End, Land 1,395      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,609      
Total 7,004      
Accumulated Depreciation 722      
Nonmetropolitan Area NH One [Member] | New Hampshire [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 632      
Initial Cost to Company, Buildings and Improvements 1,040      
Subsequent Additions 469      
Gross Carrying Amount at Year-End, Land 632      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,509      
Total 2,141      
Accumulated Depreciation 454      
Nonmetropolitan Area NH Two [Member] | New Hampshire [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 197      
Initial Cost to Company, Buildings and Improvements 901      
Subsequent Additions 24      
Gross Carrying Amount at Year-End, Land 197      
Gross Carrying Amount at Year-End, Buildings and Improvements 925      
Total 1,122      
Accumulated Depreciation 355      
Nonmetropolitan Area NH Three [Member] | New Hampshire [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,053      
Initial Cost to Company, Buildings and Improvements 5,425      
Subsequent Additions 52      
Gross Carrying Amount at Year-End, Land 2,053      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,477      
Total 7,530      
Accumulated Depreciation 605      
Nonmetropolitan Area NH Four [Member] | New Hampshire [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,528      
Initial Cost to Company, Buildings and Improvements 2,686      
Subsequent Additions 35      
Gross Carrying Amount at Year-End, Land 1,528      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,721      
Total 4,249      
Accumulated Depreciation 519      
Nonmetropolitan Area NH Five [Member] | New Hampshire [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,344      
Initial Cost to Company, Buildings and Improvements 4,872      
Subsequent Additions 165      
Gross Carrying Amount at Year-End, Land 1,344      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,037      
Total 6,381      
Accumulated Depreciation 175      
New York - Newark - Jersey City One [Member] | New Jersey [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 742      
Initial Cost to Company, Buildings and Improvements 3,810      
Subsequent Additions 25      
Gross Carrying Amount at Year-End, Land 742      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,835      
Total 4,577      
Accumulated Depreciation 176      
New York - Newark - Jersey City Two [Member] | New Jersey [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 831      
Initial Cost to Company, Buildings and Improvements 6,318      
Subsequent Additions 38      
Gross Carrying Amount at Year-End, Land 831      
Gross Carrying Amount at Year-End, Buildings and Improvements 6,356      
Total 7,187      
Accumulated Depreciation 256      
Vineland - Bridgeton [Member] | New Jersey [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 180      
Initial Cost to Company, Buildings and Improvements 5,831      
Subsequent Additions 300      
Gross Carrying Amount at Year-End, Land 180      
Gross Carrying Amount at Year-End, Buildings and Improvements 6,131      
Total 6,311      
Accumulated Depreciation 183      
Albuquerque [Member] | New Mexico [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,089      
Initial Cost to Company, Buildings and Improvements 2,845      
Subsequent Additions 178      
Gross Carrying Amount at Year-End, Land 1,089      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,023      
Total 4,112      
Accumulated Depreciation 590      
Albuquerque - Property Two [Member] | New Mexico [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 854      
Initial Cost to Company, Buildings and Improvements 3,436      
Subsequent Additions 89      
Gross Carrying Amount at Year-End, Land 854      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,525      
Total 4,379      
Accumulated Depreciation 466      
Albuquerque - Property Three [Member] | New Mexico [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,247      
Initial Cost to Company, Buildings and Improvements 2,753      
Subsequent Additions 111      
Gross Carrying Amount at Year-End, Land 1,247      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,864      
Total 4,111      
Accumulated Depreciation 90      
Albuquerque - Property Four [Member] | New Mexico [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,448      
Initial Cost to Company, Buildings and Improvements 11,065      
Subsequent Additions 125      
Gross Carrying Amount at Year-End, Land 2,448      
Gross Carrying Amount at Year-End, Buildings and Improvements 11,190      
Total 13,638      
Accumulated Depreciation 201      
Albuquerque - Property Five [Member] | New Mexico [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,386      
Initial Cost to Company, Buildings and Improvements 7,658      
Subsequent Additions 77      
Gross Carrying Amount at Year-End, Land 2,386      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,735      
Total 10,121      
Accumulated Depreciation 175      
Carson City [Member] | Nevada [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 985      
Initial Cost to Company, Buildings and Improvements 1,438      
Subsequent Additions 391      
Gross Carrying Amount at Year-End, Land 995      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,829      
Total 2,824      
Accumulated Depreciation 122      
Las Vegas - Henderson - Paradise [Member] | Nevada [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,757      
Initial Cost to Company, Buildings and Improvements 4,223      
Subsequent Additions 77      
Gross Carrying Amount at Year-End, Land 1,757      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,300      
Total 6,057      
Accumulated Depreciation 627      
Las Vegas - Henderson - Paradise - Property Two [Member] | Nevada [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,121      
Initial Cost to Company, Buildings and Improvements 1,510      
Subsequent Additions 117      
Gross Carrying Amount at Year-End, Land 1,121      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,627      
Total 2,748      
Accumulated Depreciation 309      
Las Vegas - Henderson - Paradise - Property Three [Member] | Nevada [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,160      
Initial Cost to Company, Buildings and Improvements 4,544      
Subsequent Additions 272      
Gross Carrying Amount at Year-End, Land 2,160      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,816      
Total 6,976      
Accumulated Depreciation 521      
Las Vegas - Henderson - Paradise - Property Four [Member] | Nevada [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,047      
Initial Cost to Company, Buildings and Improvements 7,413      
Subsequent Additions 347      
Gross Carrying Amount at Year-End, Land 1,047      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,760      
Total 8,807      
Accumulated Depreciation 500      
Las Vegas - Henderson - Paradise - Property Five [Member] | Nevada [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,169      
Initial Cost to Company, Buildings and Improvements 3,616      
Subsequent Additions 227      
Gross Carrying Amount at Year-End, Land 1,169      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,843      
Total 5,012      
Accumulated Depreciation 1,391      
Las Vegas - Henderson - Paradise - Property Six [Member] | Nevada [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 389      
Initial Cost to Company, Buildings and Improvements 2,850      
Subsequent Additions 104      
Gross Carrying Amount at Year-End, Land 389      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,954      
Total 3,343      
Accumulated Depreciation 740      
Las Vegas - Henderson - Paradise - Property Seven [Member] | Nevada [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 794      
Initial Cost to Company, Buildings and Improvements 1,406      
Subsequent Additions 119      
Gross Carrying Amount at Year-End, Land 794      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,525      
Total 2,319      
Accumulated Depreciation 506      
Las Vegas - Henderson - Paradise - Property Eight [Member] | Nevada [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,362      
Initial Cost to Company, Buildings and Improvements 8,445      
Subsequent Additions 183      
Gross Carrying Amount at Year-End, Land 2,362      
Gross Carrying Amount at Year-End, Buildings and Improvements 8,628      
Total 10,990      
Accumulated Depreciation 647      
Las Vegas - Henderson - Paradise - Property Nine [Member] | Nevada [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,157      
Initial Cost to Company, Buildings and Improvements 2,753      
Subsequent Additions 118      
Gross Carrying Amount at Year-End, Land 2,157      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,871      
Total 5,028      
Accumulated Depreciation 308      
Las Vegas - Henderson - Paradise - Property Ten [Member] | Nevada [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,296      
Initial Cost to Company, Buildings and Improvements 8,039      
Subsequent Additions 227      
Gross Carrying Amount at Year-End, Land 1,296      
Gross Carrying Amount at Year-End, Buildings and Improvements 8,266      
Total 9,562      
Accumulated Depreciation 593      
Las Vegas - Henderson - Paradise - Property Eleven [Member] | Nevada [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 828      
Initial Cost to Company, Buildings and Improvements 2,030      
Subsequent Additions 275      
Gross Carrying Amount at Year-End, Land 828      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,305      
Total 3,133      
Accumulated Depreciation 274      
Las Vegas - Henderson - Paradise - Property Twelve [Member] | Nevada [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 3,864      
Initial Cost to Company, Buildings and Improvements 2,870      
Subsequent Additions 1,021      
Gross Carrying Amount at Year-End, Land 3,976      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,891      
Total 7,867      
Accumulated Depreciation 529      
Canton - Massillon [Member] | Ohio [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 83      
Initial Cost to Company, Buildings and Improvements 2,911      
Subsequent Additions 48      
Gross Carrying Amount at Year-End, Land 83      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,959      
Total 3,042      
Accumulated Depreciation 375      
Canton - Massillon - Property Two [Member] | Ohio [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 292      
Initial Cost to Company, Buildings and Improvements 2,107      
Subsequent Additions 113      
Gross Carrying Amount at Year-End, Land 292      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,220      
Total 2,512      
Accumulated Depreciation 564      
Cincinnati [Member] | Ohio [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,059      
Initial Cost to Company, Buildings and Improvements 11,660      
Subsequent Additions 52      
Gross Carrying Amount at Year-End, Land 2,059      
Gross Carrying Amount at Year-End, Buildings and Improvements 11,712      
Total 13,771      
Accumulated Depreciation 636      
Cleveland - Elyria [Member] | Ohio [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 169      
Initial Cost to Company, Buildings and Improvements 2,702      
Subsequent Additions 50      
Gross Carrying Amount at Year-End, Land 169      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,752      
Total 2,921      
Accumulated Depreciation 332      
Cleveland - Elyria - Property Two [Member] | Ohio [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 193      
Initial Cost to Company, Buildings and Improvements 3,323      
Subsequent Additions 42      
Gross Carrying Amount at Year-End, Land 193      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,365      
Total 3,558      
Accumulated Depreciation 364      
Cleveland - Elyria - Property Three [Member] | Ohio [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 490      
Initial Cost to Company, Buildings and Improvements 1,050      
Subsequent Additions 26      
Gross Carrying Amount at Year-End, Land 490      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,076      
Total 1,566      
Accumulated Depreciation 209      
Cleveland - Elyria - Property Four [Member] | Ohio [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 845      
Initial Cost to Company, Buildings and Improvements 4,916      
Subsequent Additions 33      
Gross Carrying Amount at Year-End, Land 845      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,949      
Total 5,794      
Accumulated Depreciation 626      
Cleveland - Elyria - Property Five [Member] | Ohio [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 842      
Initial Cost to Company, Buildings and Improvements 2,044      
Subsequent Additions 40      
Gross Carrying Amount at Year-End, Land 842      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,084      
Total 2,926      
Accumulated Depreciation 420      
Oklahoma City [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 388      
Initial Cost to Company, Buildings and Improvements 3,142      
Subsequent Additions 233      
Gross Carrying Amount at Year-End, Land 388      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,375      
Total 3,763      
Accumulated Depreciation 1,106      
Oklahoma City, Property Two [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 213      
Initial Cost to Company, Buildings and Improvements 1,383      
Subsequent Additions 106      
Gross Carrying Amount at Year-End, Land 213      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,489      
Total 1,702      
Accumulated Depreciation 493      
Oklahoma City, Property Three [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 561      
Initial Cost to Company, Buildings and Improvements 2,355      
Subsequent Additions 621      
Gross Carrying Amount at Year-End, Land 561      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,976      
Total 3,537      
Accumulated Depreciation 1,065      
Oklahoma City, Property Four [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 349      
Initial Cost to Company, Buildings and Improvements 2,368      
Subsequent Additions 593      
Gross Carrying Amount at Year-End, Land 349      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,961      
Total 3,310      
Accumulated Depreciation 1,050      
Oklahoma City, Property Five [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 466      
Initial Cost to Company, Buildings and Improvements 2,544      
Subsequent Additions 109      
Gross Carrying Amount at Year-End, Land 466      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,653      
Total 3,119      
Accumulated Depreciation 878      
Oklahoma City, Property Six [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 144      
Initial Cost to Company, Buildings and Improvements 1,576      
Subsequent Additions 209      
Gross Carrying Amount at Year-End, Land 144      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,785      
Total 1,929      
Accumulated Depreciation 625      
Oklahoma City, Property Seven [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 168      
Initial Cost to Company, Buildings and Improvements 1,696      
Subsequent Additions 297      
Gross Carrying Amount at Year-End, Land 168      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,993      
Total 2,161      
Accumulated Depreciation 685      
Oklahoma City, Property Eight [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 220      
Initial Cost to Company, Buildings and Improvements 1,606      
Subsequent Additions 124      
Gross Carrying Amount at Year-End, Land 220      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,730      
Total 1,950      
Accumulated Depreciation 581      
Oklahoma City, Property Nine [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 376      
Initial Cost to Company, Buildings and Improvements 1,460      
Subsequent Additions 62      
Gross Carrying Amount at Year-End, Land 376      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,522      
Total 1,898      
Accumulated Depreciation 487      
Oklahoma City, Property Ten [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 337      
Initial Cost to Company, Buildings and Improvements 2,788      
Subsequent Additions 95      
Gross Carrying Amount at Year-End, Land 337      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,883      
Total 3,220      
Accumulated Depreciation 943      
Oklahoma City, Property Eleven [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 814      
Initial Cost to Company, Buildings and Improvements 3,161      
Subsequent Additions 1,195      
Gross Carrying Amount at Year-End, Land 814      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,356      
Total 5,170      
Accumulated Depreciation 1,128      
Oklahoma City, Property Twelve [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 590      
Initial Cost to Company, Buildings and Improvements 1,502      
Subsequent Additions 1,814      
Gross Carrying Amount at Year-End, Land 590      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,316      
Total 3,906      
Accumulated Depreciation 985      
Oklahoma City, Property Thirteen [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 205      
Initial Cost to Company, Buildings and Improvements 1,772      
Subsequent Additions 603      
Gross Carrying Amount at Year-End, Land 205      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,375      
Total 2,580      
Accumulated Depreciation 800      
Oklahoma City - Property Fourteen [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 701      
Initial Cost to Company, Buildings and Improvements 4,926      
Subsequent Additions 3      
Gross Carrying Amount at Year-End, Land 701      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,929      
Total 5,630      
Accumulated Depreciation 536      
Oklahoma City - Property Fifteen [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,082      
Initial Cost to Company, Buildings and Improvements 4,218      
Subsequent Additions 20      
Gross Carrying Amount at Year-End, Land 1,082      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,238      
Total 5,320      
Accumulated Depreciation 594      
Oklahoma City - Property Sixteen [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 736      
Initial Cost to Company, Buildings and Improvements 2,925      
Subsequent Additions 6      
Gross Carrying Amount at Year-End, Land 736      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,931      
Total 3,667      
Accumulated Depreciation 500      
Oklahoma City - Property Seventeen [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,135      
Initial Cost to Company, Buildings and Improvements 3,759      
Subsequent Additions 18      
Gross Carrying Amount at Year-End, Land 1,135      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,777      
Total 4,912      
Accumulated Depreciation 559      
Tulsa [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 548      
Initial Cost to Company, Buildings and Improvements 1,892      
Subsequent Additions 112      
Gross Carrying Amount at Year-End, Land 548      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,004      
Total 2,552      
Accumulated Depreciation 641      
Tulsa, Property Two [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 764      
Initial Cost to Company, Buildings and Improvements 1,386      
Subsequent Additions 441      
Gross Carrying Amount at Year-End, Land 764      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,827      
Total 2,591      
Accumulated Depreciation 624      
Tulsa, Property Three [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,305      
Initial Cost to Company, Buildings and Improvements 2,533      
Subsequent Additions 172      
Gross Carrying Amount at Year-End, Land 1,305      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,705      
Total 4,010      
Accumulated Depreciation 881      
Tulsa, Property Four [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 940      
Initial Cost to Company, Buildings and Improvements 2,196      
Subsequent Additions 353      
Gross Carrying Amount at Year-End, Land 940      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,549      
Total 3,489      
Accumulated Depreciation 834      
Tulsa, Property Five [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 59      
Initial Cost to Company, Buildings and Improvements 466      
Subsequent Additions 378      
Gross Carrying Amount at Year-End, Land 59      
Gross Carrying Amount at Year-End, Buildings and Improvements 844      
Total 903      
Accumulated Depreciation 284      
Tulsa, Property Six [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 426      
Initial Cost to Company, Buildings and Improvements 1,424      
Subsequent Additions 299      
Gross Carrying Amount at Year-End, Land 426      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,723      
Total 2,149      
Accumulated Depreciation 626      
Tulsa, Property Seven [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 250      
Initial Cost to Company, Buildings and Improvements 667      
Subsequent Additions 257      
Gross Carrying Amount at Year-End, Land 250      
Gross Carrying Amount at Year-End, Buildings and Improvements 924      
Total 1,174      
Accumulated Depreciation 302      
Tulsa, Property Eight [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 944      
Initial Cost to Company, Buildings and Improvements 2,085      
Subsequent Additions 59      
Gross Carrying Amount at Year-End, Land 944      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,144      
Total 3,088      
Accumulated Depreciation 653      
Tulsa, Property Nine [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 892      
Initial Cost to Company, Buildings and Improvements 2,421      
Subsequent Additions 30      
Gross Carrying Amount at Year-End, Land 892      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,451      
Total 3,343      
Accumulated Depreciation 743      
Tulsa, Property Ten [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 492      
Initial Cost to Company, Buildings and Improvements 1,343      
Subsequent Additions 198      
Gross Carrying Amount at Year-End, Land 492      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,541      
Total 2,033      
Accumulated Depreciation 443      
Tulsa, Property Eleven [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 505      
Initial Cost to Company, Buildings and Improvements 1,346      
Subsequent Additions 731      
Gross Carrying Amount at Year-End, Land 505      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,077      
Total 2,582      
Accumulated Depreciation 815      
Tulsa, Property Twelve [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 466      
Initial Cost to Company, Buildings and Improvements 1,270      
Subsequent Additions 157      
Gross Carrying Amount at Year-End, Land 466      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,427      
Total 1,893      
Accumulated Depreciation 447      
Tulsa, Property Thirteen [Member] | Oklahoma [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,103      
Initial Cost to Company, Buildings and Improvements 4,431      
Subsequent Additions 457      
Gross Carrying Amount at Year-End, Land 1,103      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,888      
Total 5,991      
Accumulated Depreciation 1,923      
Bend - Redmond [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 295      
Initial Cost to Company, Buildings and Improvements 1,369      
Subsequent Additions 65      
Gross Carrying Amount at Year-End, Land 295      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,434      
Total 1,729      
Accumulated Depreciation 471      
Bend - Redmond Two [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,692      
Initial Cost to Company, Buildings and Improvements 2,410      
Subsequent Additions 67      
Gross Carrying Amount at Year-End, Land 1,692      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,477      
Total 4,169      
Accumulated Depreciation 957      
Bend - Redmond Three [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 571      
Initial Cost to Company, Buildings and Improvements 1,917      
Subsequent Additions 9      
Gross Carrying Amount at Year-End, Land 571      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,926      
Total 2,497      
Accumulated Depreciation 509      
Bend - Redmond Four [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 397      
Initial Cost to Company, Buildings and Improvements 1,180      
Subsequent Additions 133      
Gross Carrying Amount at Year-End, Land 397      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,313      
Total 1,710      
Accumulated Depreciation 534      
Bend - Redmond Five [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 690      
Initial Cost to Company, Buildings and Improvements 1,983      
Subsequent Additions 853      
Gross Carrying Amount at Year-End, Land 690      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,836      
Total 3,526      
Accumulated Depreciation 622      
Bend - Redmond Six [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 722      
Initial Cost to Company, Buildings and Improvements 2,151      
Subsequent Additions 8      
Gross Carrying Amount at Year-End, Land 722      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,159      
Total 2,881      
Accumulated Depreciation 538      
Bend - Redmond Seven [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 800      
Initial Cost to Company, Buildings and Improvements 2,836      
Subsequent Additions 8      
Gross Carrying Amount at Year-End, Land 800      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,844      
Total 3,644      
Accumulated Depreciation 708      
Bend - Redmond Eight [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,688      
Initial Cost to Company, Buildings and Improvements 10,731      
Subsequent Additions 102      
Gross Carrying Amount at Year-End, Land 2,688      
Gross Carrying Amount at Year-End, Buildings and Improvements 10,833      
Total 13,521      
Accumulated Depreciation 1,492      
Corvallis [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 382      
Initial Cost to Company, Buildings and Improvements 1,465      
Subsequent Additions 48      
Gross Carrying Amount at Year-End, Land 382      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,513      
Total 1,895      
Accumulated Depreciation 469      
Eugene [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 710      
Initial Cost to Company, Buildings and Improvements 1,539      
Subsequent Additions 102      
Gross Carrying Amount at Year-End, Land 710      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,641      
Total 2,351      
Accumulated Depreciation 531      
Eugene, Property Two [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 842      
Initial Cost to Company, Buildings and Improvements 1,674      
Subsequent Additions 46      
Gross Carrying Amount at Year-End, Land 842      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,720      
Total 2,562      
Accumulated Depreciation 593      
Eugene, Property Three [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 414      
Initial Cost to Company, Buildings and Improvements 1,990      
Subsequent Additions 8      
Gross Carrying Amount at Year-End, Land 414      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,998      
Total 2,412      
Accumulated Depreciation 451      
Eugene, Property Four [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,149      
Initial Cost to Company, Buildings and Improvements 2,061      
Subsequent Additions 73      
Gross Carrying Amount at Year-End, Land 1,149      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,134      
Total 3,283      
Accumulated Depreciation 572      
Eugene, Property Five [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 728      
Initial Cost to Company, Buildings and Improvements 3,230      
Subsequent Additions 151      
Gross Carrying Amount at Year-End, Land 728      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,381      
Total 4,109      
Accumulated Depreciation 693      
Eugene, Property Six [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,601      
Initial Cost to Company, Buildings and Improvements 2,686      
Subsequent Additions 154      
Gross Carrying Amount at Year-End, Land 1,601      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,840      
Total 4,441      
Accumulated Depreciation 1,016      
Nonmetropolitan Area OR [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 997      
Initial Cost to Company, Buildings and Improvements 1,874      
Subsequent Additions 16      
Gross Carrying Amount at Year-End, Land 997      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,890      
Total 2,887      
Accumulated Depreciation 402      
Portland - Vancouver - Hillsboro [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,670      
Initial Cost to Company, Buildings and Improvements 8,709      
Subsequent Additions 81      
Gross Carrying Amount at Year-End, Land 2,670      
Gross Carrying Amount at Year-End, Buildings and Improvements 8,790      
Total 11,460      
Accumulated Depreciation 1,044      
Portland - Vancouver - Hillsboro, Property Two [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 771      
Initial Cost to Company, Buildings and Improvements 4,121      
Subsequent Additions 5      
Gross Carrying Amount at Year-End, Land 771      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,126      
Total 4,897      
Accumulated Depreciation 287      
Portland - Vancouver - Hillsboro, Property Three [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,002      
Initial Cost to Company, Buildings and Improvements 14,445      
Subsequent Additions 35      
Gross Carrying Amount at Year-End, Land 2,002      
Gross Carrying Amount at Year-End, Buildings and Improvements 14,480      
Total 16,482      
Accumulated Depreciation 1,195      
Portland - Vancouver - Hillsboro, Property Four [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 851      
Initial Cost to Company, Buildings and Improvements 2,063      
Subsequent Additions 21      
Gross Carrying Amount at Year-End, Land 851      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,084      
Total 2,935      
Accumulated Depreciation 504      
Portland - Vancouver - Hillsboro, Property Five [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,704      
Initial Cost to Company, Buildings and Improvements 2,313      
Subsequent Additions 196      
Gross Carrying Amount at Year-End, Land 1,704      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,509      
Total 4,213      
Accumulated Depreciation 795      
Portland - Vancouver - Hillsboro, Property Six [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,254      
Initial Cost to Company, Buildings and Improvements 2,787      
Subsequent Additions 64      
Gross Carrying Amount at Year-End, Land 1,254      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,851      
Total 4,105      
Accumulated Depreciation 687      
Portland - Vancouver - Hillsboro, Property Seven [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,808      
Initial Cost to Company, Buildings and Improvements 4,437      
Subsequent Additions 29      
Gross Carrying Amount at Year-End, Land 2,808      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,466      
Total 7,274      
Accumulated Depreciation 1,292      
Portland - Vancouver - Hillsboro, Property Eight [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,015      
Initial Cost to Company, Buildings and Improvements 2,184      
Subsequent Additions 8      
Gross Carrying Amount at Year-End, Land 1,015      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,192      
Total 3,207      
Accumulated Depreciation 560      
Portland - Vancouver - Hillsboro, Property Nine [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,077      
Initial Cost to Company, Buildings and Improvements 3,008      
Subsequent Additions 180      
Gross Carrying Amount at Year-End, Land 1,077      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,188      
Total 4,265      
Accumulated Depreciation 709      
Portland - Vancouver - Hillsboro, Property Ten [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,072      
Initial Cost to Company, Buildings and Improvements 2,629      
Subsequent Additions 87      
Gross Carrying Amount at Year-End, Land 1,072      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,716      
Total 3,788      
Accumulated Depreciation 731      
Portland - Vancouver - Hillsboro, Property Eleven [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,217      
Initial Cost to Company, Buildings and Improvements 3,766      
Subsequent Additions 25      
Gross Carrying Amount at Year-End, Land 2,217      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,791      
Total 6,008      
Accumulated Depreciation 883      
Portland - Vancouver - Hillsboro, Property Twelve [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,334      
Initial Cost to Company, Buildings and Improvements 2,324      
Subsequent Additions 138      
Gross Carrying Amount at Year-End, Land 1,334      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,462      
Total 3,796      
Accumulated Depreciation 674      
Portland - Vancouver - Hillsboro, Property Thirteen [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 996      
Initial Cost to Company, Buildings and Improvements 2,525      
Subsequent Additions 178      
Gross Carrying Amount at Year-End, Land 996      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,703      
Total 3,699      
Accumulated Depreciation 712      
Portland - Vancouver - Hillsboro, Property Fourteen [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,496      
Initial Cost to Company, Buildings and Improvements 3,372      
Subsequent Additions 242      
Gross Carrying Amount at Year-End, Land 1,496      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,614      
Total 5,110      
Accumulated Depreciation 788      
Portland - Vancouver - Hillsboro, Property Fifteen [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 954      
Initial Cost to Company, Buildings and Improvements 3,026      
Subsequent Additions 141      
Gross Carrying Amount at Year-End, Land 954      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,167      
Total 4,121      
Accumulated Depreciation 640      
Portland - Vancouver - Hillsboro, Property Sixteen [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,627      
Initial Cost to Company, Buildings and Improvements 2,388      
Subsequent Additions 97      
Gross Carrying Amount at Year-End, Land 1,627      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,485      
Total 4,112      
Accumulated Depreciation 615      
Portland - Vancouver - Hillsboro, Property Seventeen [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,509      
Initial Cost to Company, Buildings and Improvements 4,200      
Subsequent Additions 135      
Gross Carrying Amount at Year-End, Land 2,509      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,335      
Total 6,844      
Accumulated Depreciation 1,062      
Portland - Vancouver - Hillsboro, Property Eighteen [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 787      
Initial Cost to Company, Buildings and Improvements 1,915      
Subsequent Additions 81      
Gross Carrying Amount at Year-End, Land 787      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,996      
Total 2,783      
Accumulated Depreciation 453      
Portland - Vancouver - Hillsboro, Property Nineteen [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,703      
Initial Cost to Company, Buildings and Improvements 4,729      
Subsequent Additions 44      
Gross Carrying Amount at Year-End, Land 1,703      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,773      
Total 6,476      
Accumulated Depreciation 980      
Portland - Vancouver - Hillsboro, Property Twenty [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 738      
Initial Cost to Company, Buildings and Improvements 2,483      
Subsequent Additions 7      
Gross Carrying Amount at Year-End, Land 738      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,490      
Total 3,228      
Accumulated Depreciation 515      
Portland - Vancouver - Hillsboro, Property Twenty One [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,690      
Initial Cost to Company, Buildings and Improvements 2,995      
Subsequent Additions 180      
Gross Carrying Amount at Year-End, Land 1,690      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,175      
Total 4,865      
Accumulated Depreciation 513      
Portland - Vancouver - Hillsboro, Property Twenty Two [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,200      
Initial Cost to Company, Buildings and Improvements 9,531      
Subsequent Additions 293      
Gross Carrying Amount at Year-End, Land 1,200      
Gross Carrying Amount at Year-End, Buildings and Improvements 9,824      
Total 11,024      
Accumulated Depreciation 2,781      
Portland - Vancouver - Hillsboro, Property Twenty Three [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 401      
Initial Cost to Company, Buildings and Improvements 3,718      
Subsequent Additions 94      
Gross Carrying Amount at Year-End, Land 401      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,812      
Total 4,213      
Accumulated Depreciation 879      
Portland - Vancouver - Hillsboro, Property Twenty Four [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,160      
Initial Cost to Company, Buildings and Improvements 3,291      
Subsequent Additions 34      
Gross Carrying Amount at Year-End, Land 1,160      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,325      
Total 4,485      
Accumulated Depreciation 740      
Portland - Vancouver - Hillsboro, Property Twenty Five [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,435      
Initial Cost to Company, Buildings and Improvements 4,342      
Subsequent Additions 21      
Gross Carrying Amount at Year-End, Land 1,435      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,363      
Total 5,798      
Accumulated Depreciation 974      
Portland - Vancouver - Hillsboro, Property Twenty Six [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,478      
Initial Cost to Company, Buildings and Improvements 4,127      
Subsequent Additions 14      
Gross Carrying Amount at Year-End, Land 1,478      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,141      
Total 5,619      
Accumulated Depreciation 918      
Portland - Vancouver - Hillsboro, Property Twenty Seven [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,402      
Initial Cost to Company, Buildings and Improvements 3,196      
Subsequent Additions 41      
Gross Carrying Amount at Year-End, Land 1,402      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,237      
Total 4,639      
Accumulated Depreciation 683      
Portland - Vancouver - Hillsboro, Property Twenty Eight [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 3,538      
Initial Cost to Company, Buildings and Improvements 4,938      
Subsequent Additions 29      
Gross Carrying Amount at Year-End, Land 3,398      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,007      
Total 7,405      
Accumulated Depreciation 885      
Portland - Vancouver - Hillsboro, Property Twenty Nine [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,501      
Initial Cost to Company, Buildings and Improvements 3,136      
Subsequent Additions 27      
Gross Carrying Amount at Year-End, Land 1,501      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,163      
Total 4,664      
Accumulated Depreciation 698      
Portland - Vancouver - Hillsboro, Property Thirty [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,746      
Initial Cost to Company, Buildings and Improvements 3,393      
Subsequent Additions 33      
Gross Carrying Amount at Year-End, Land 1,746      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,426      
Total 5,172      
Accumulated Depreciation 772      
Portland - Vancouver - Hillsboro, Property Thirty One [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,014      
Initial Cost to Company, Buildings and Improvements 3,017      
Subsequent Additions 28      
Gross Carrying Amount at Year-End, Land 1,014      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,045      
Total 4,059      
Accumulated Depreciation 711      
Portland - Vancouver - Hillsboro, Property Thirty Two [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,202      
Initial Cost to Company, Buildings and Improvements 3,477      
Subsequent Additions 194      
Gross Carrying Amount at Year-End, Land 2,202      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,671      
Total 5,873      
Accumulated Depreciation 859      
Portland - Vancouver - Hillsboro - Property Thirty Three [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,764      
Initial Cost to Company, Buildings and Improvements 7,360      
Subsequent Additions 30      
Gross Carrying Amount at Year-End, Land 1,764      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,390      
Total 9,154      
Accumulated Depreciation 1,375      
Portland - Vancouver - Hillsboro - Property Thirty Four [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 860      
Initial Cost to Company, Buildings and Improvements 3,740      
Subsequent Additions 4      
Gross Carrying Amount at Year-End, Land 860      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,744      
Total 4,604      
Accumulated Depreciation 363      
Portland - Vancouver - Hillsboro - Property Thirty Five [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 410      
Initial Cost to Company, Buildings and Improvements 622      
Subsequent Additions 182      
Gross Carrying Amount at Year-End, Land 410      
Gross Carrying Amount at Year-End, Buildings and Improvements 804      
Total 1,214      
Accumulated Depreciation 144      
Portland - Vancouver - Hillsboro - Property Thirty Six [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,258      
Initial Cost to Company, Buildings and Improvements 6,298      
Subsequent Additions 12      
Gross Carrying Amount at Year-End, Land 1,258      
Gross Carrying Amount at Year-End, Buildings and Improvements 6,310      
Total 7,568      
Accumulated Depreciation 578      
Portland - Vancouver - Hillsboro - Property Thirty Seven [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,334      
Initial Cost to Company, Buildings and Improvements 7,726      
Subsequent Additions 63      
Gross Carrying Amount at Year-End, Land 2,339      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,789      
Total 10,128      
Accumulated Depreciation 879      
Portland - Vancouver - Hillsboro - Property Thirty Eight [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,048      
Initial Cost to Company, Buildings and Improvements 3,549      
Subsequent Additions 30      
Gross Carrying Amount at Year-End, Land 1,048      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,579      
Total 4,627      
Accumulated Depreciation 237      
Nonmetropolitan Area OR Two [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 427      
Initial Cost to Company, Buildings and Improvements 1,648      
Subsequent Additions 8      
Gross Carrying Amount at Year-End, Land 427      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,656      
Total 2,083      
Accumulated Depreciation 363      
Nonmetropolitan Area OR Three [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 474      
Initial Cost to Company, Buildings and Improvements 1,789      
Subsequent Additions 107      
Gross Carrying Amount at Year-End, Land 474      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,896      
Total 2,370      
Accumulated Depreciation 507      
Salem [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 472      
Initial Cost to Company, Buildings and Improvements 2,880      
Subsequent Additions 4      
Gross Carrying Amount at Year-End, Land 472      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,884      
Total 3,356      
Accumulated Depreciation 115      
Salem - Property Two [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,405      
Initial Cost to Company, Buildings and Improvements 2,650      
Subsequent Additions 430      
Gross Carrying Amount at Year-End, Land 1,405      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,080      
Total 4,485      
Accumulated Depreciation 969      
Salem - Property Three [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 492      
Initial Cost to Company, Buildings and Improvements 1,248      
Subsequent Additions 70      
Gross Carrying Amount at Year-End, Land 492      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,318      
Total 1,810      
Accumulated Depreciation 249      
Salem - Property Four [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 408      
Initial Cost to Company, Buildings and Improvements 2,221      
Subsequent Additions 55      
Gross Carrying Amount at Year-End, Land 408      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,276      
Total 2,684      
Accumulated Depreciation 91      
Nonmetropolitan Area OR Four [Member] | Oregon [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,108      
Initial Cost to Company, Buildings and Improvements 2,100      
Subsequent Additions 8      
Gross Carrying Amount at Year-End, Land 1,108      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,108      
Total 3,216      
Accumulated Depreciation 486      
Lancaster One [Member] | Pennsylvania [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,393      
Initial Cost to Company, Buildings and Improvements 6,642      
Subsequent Additions 3      
Gross Carrying Amount at Year-End, Land 1,393      
Gross Carrying Amount at Year-End, Buildings and Improvements 6,645      
Total 8,038      
Accumulated Depreciation 247      
Lancaster Two [Member] | Pennsylvania [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 712      
Initial Cost to Company, Buildings and Improvements 3,821      
Subsequent Additions 3      
Gross Carrying Amount at Year-End, Land 712      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,824      
Total 4,536      
Accumulated Depreciation 154      
Lancaster Three [Member] | Pennsylvania [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 599      
Initial Cost to Company, Buildings and Improvements 4,712      
Subsequent Additions 3      
Gross Carrying Amount at Year-End, Land 599      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,715      
Total 5,314      
Accumulated Depreciation 128      
Lancaster Four [Member] | Pennsylvania [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 520      
Initial Cost to Company, Buildings and Improvements 2,135      
Subsequent Additions 16      
Gross Carrying Amount at Year-End, Land 520      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,151      
Total 2,671      
Accumulated Depreciation 70      
Philadelphia - Camden - Wilmington [Member] | Pennsylvania [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 625      
Initial Cost to Company, Buildings and Improvements 7,377      
Subsequent Additions 235      
Gross Carrying Amount at Year-End, Land 625      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,612      
Total 8,237      
Accumulated Depreciation 207      
York - Hanover [Member] | Pennsylvania [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 586      
Initial Cost to Company, Buildings and Improvements 3,266      
Subsequent Additions 14      
Gross Carrying Amount at Year-End, Land 586      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,280      
Total 3,866      
Accumulated Depreciation 154      
Ponce [Member] | Puerto Rico [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 745      
Initial Cost to Company, Buildings and Improvements 4,813      
Subsequent Additions 8      
Gross Carrying Amount at Year-End, Land 745      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,821      
Total 5,566      
Accumulated Depreciation 292      
San Juan - Carolina - Caguas [Member] | Puerto Rico [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,095      
Initial Cost to Company, Buildings and Improvements 8,073      
Subsequent Additions 21      
Gross Carrying Amount at Year-End, Land 1,095      
Gross Carrying Amount at Year-End, Buildings and Improvements 8,094      
Total 9,189      
Accumulated Depreciation 375      
San Juan - Carolina - Caguas - Property Two [Member] | Puerto Rico [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,205      
Initial Cost to Company, Buildings and Improvements 9,967      
Subsequent Additions 80      
Gross Carrying Amount at Year-End, Land 1,205      
Gross Carrying Amount at Year-End, Buildings and Improvements 10,047      
Total 11,252      
Accumulated Depreciation 402      
San Juan - Carolina - Caguas - Property Three [Member] | Puerto Rico [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,266      
Initial Cost to Company, Buildings and Improvements 15,805      
Subsequent Additions 40      
Gross Carrying Amount at Year-End, Land 1,266      
Gross Carrying Amount at Year-End, Buildings and Improvements 15,845      
Total 17,111      
Accumulated Depreciation 544      
San Juan - Carolina - Caguas - Property Four [Member] | Puerto Rico [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 356      
Initial Cost to Company, Buildings and Improvements 1,892      
Subsequent Additions 32      
Gross Carrying Amount at Year-End, Land 356      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,924      
Total 2,280      
Accumulated Depreciation 117      
San Juan - Carolina - Caguas - Property Five [Member] | Puerto Rico [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 573      
Initial Cost to Company, Buildings and Improvements 2,373      
Subsequent Additions 268      
Gross Carrying Amount at Year-End, Land 573      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,641      
Total 3,214      
Accumulated Depreciation 165      
Charlotte - Concord - Gastonia Five [Member] | South Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 924      
Initial Cost to Company, Buildings and Improvements 3,086      
Subsequent Additions 71      
Gross Carrying Amount at Year-End, Land 924      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,157      
Total 4,081      
Accumulated Depreciation 543      
Greenville - Anderson - Mauldin One [Member] | South Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 82      
Initial Cost to Company, Buildings and Improvements 838      
Subsequent Additions 179      
Gross Carrying Amount at Year-End, Land 82      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,017      
Total 1,099      
Accumulated Depreciation 317      
Greenville - Anderson - Mauldin Two [Member] | South Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 92      
Initial Cost to Company, Buildings and Improvements 976      
Subsequent Additions 140      
Gross Carrying Amount at Year-End, Land 92      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,116      
Total 1,208      
Accumulated Depreciation 387      
Spartanburg [Member] | South Carolina [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 535      
Initial Cost to Company, Buildings and Improvements 1,934      
Subsequent Additions 35      
Gross Carrying Amount at Year-End, Land 535      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,969      
Total 2,504      
Accumulated Depreciation 363      
Amarillo [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 80      
Initial Cost to Company, Buildings and Improvements 877      
Subsequent Additions 113      
Gross Carrying Amount at Year-End, Land 80      
Gross Carrying Amount at Year-End, Buildings and Improvements 990      
Total 1,070      
Accumulated Depreciation 287      
Amarillo, Property Two [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 78      
Initial Cost to Company, Buildings and Improvements 697      
Subsequent Additions 166      
Gross Carrying Amount at Year-End, Land 78      
Gross Carrying Amount at Year-End, Buildings and Improvements 863      
Total 941      
Accumulated Depreciation 261      
Amarillo, Property Three [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 147      
Initial Cost to Company, Buildings and Improvements 810      
Subsequent Additions 154      
Gross Carrying Amount at Year-End, Land 147      
Gross Carrying Amount at Year-End, Buildings and Improvements 964      
Total 1,111      
Accumulated Depreciation 280      
Austin - Round Rock [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 936      
Initial Cost to Company, Buildings and Improvements 6,446      
Subsequent Additions 199      
Gross Carrying Amount at Year-End, Land 692      
Gross Carrying Amount at Year-End, Buildings and Improvements 6,645      
Total 7,337      
Accumulated Depreciation 442      
Austin - Round Rock - Property Two | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 937      
Initial Cost to Company, Buildings and Improvements 5,319      
Subsequent Additions 104      
Gross Carrying Amount at Year-End, Land 937      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,423      
Total 6,360      
Accumulated Depreciation 1,100      
Austin - Round Rock - Property Three [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,395      
Initial Cost to Company, Buildings and Improvements 2,790      
Subsequent Additions 35      
Gross Carrying Amount at Year-End, Land 1,395      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,825      
Total 4,220      
Accumulated Depreciation 892      
Austin - Round Rock - Property Four [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 768      
Initial Cost to Company, Buildings and Improvements 1,923      
Subsequent Additions 296      
Gross Carrying Amount at Year-End, Land 768      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,219      
Total 2,987      
Accumulated Depreciation 515      
Austin - Round Rock - Property Five [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,783      
Initial Cost to Company, Buildings and Improvements 17,579      
Subsequent Additions 37      
Gross Carrying Amount at Year-End, Land 1,783      
Gross Carrying Amount at Year-End, Buildings and Improvements 17,616      
Total 19,399      
Accumulated Depreciation 395      
Austin - Round Rock - Property Six [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 605      
Initial Cost to Company, Buildings and Improvements 8,703      
Subsequent Additions 20      
Gross Carrying Amount at Year-End, Land 605      
Gross Carrying Amount at Year-End, Buildings and Improvements 8,723      
Total 9,328      
Accumulated Depreciation 160      
Brownsville - Harlingen [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 845      
Initial Cost to Company, Buildings and Improvements 2,364      
Subsequent Additions 76      
Gross Carrying Amount at Year-End, Land 845      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,440      
Total 3,285      
Accumulated Depreciation 464      
Brownsville - Harlingen, Property Two [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 639      
Initial Cost to Company, Buildings and Improvements 1,674      
Subsequent Additions 115      
Gross Carrying Amount at Year-End, Land 639      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,789      
Total 2,428      
Accumulated Depreciation 415      
Brownsville - Harlingen - Property Three [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 386      
Initial Cost to Company, Buildings and Improvements 2,798      
Subsequent Additions 212      
Gross Carrying Amount at Year-End, Land 386      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,010      
Total 3,396      
Accumulated Depreciation 460      
College Station - Bryan [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 618      
Initial Cost to Company, Buildings and Improvements 2,512      
Subsequent Additions 141      
Gross Carrying Amount at Year-End, Land 618      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,653      
Total 3,271      
Accumulated Depreciation 823      
College Station - Bryan, Property Two [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 551      
Initial Cost to Company, Buildings and Improvements 349      
Subsequent Additions 282      
Gross Carrying Amount at Year-End, Land 551      
Gross Carrying Amount at Year-End, Buildings and Improvements 631      
Total 1,182      
Accumulated Depreciation 209      
College Station - Bryan, Property Three [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 295      
Initial Cost to Company, Buildings and Improvements 988      
Subsequent Additions 185      
Gross Carrying Amount at Year-End, Land 295      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,173      
Total 1,468      
Accumulated Depreciation 340      
College Station - Bryan, Property Four [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 51      
Initial Cost to Company, Buildings and Improvements 123      
Subsequent Additions 80      
Gross Carrying Amount at Year-End, Land 51      
Gross Carrying Amount at Year-End, Buildings and Improvements 203      
Total 254      
Accumulated Depreciation 73      
College Station - Bryan, Property Five [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 110      
Initial Cost to Company, Buildings and Improvements 372      
Subsequent Additions 194      
Gross Carrying Amount at Year-End, Land 110      
Gross Carrying Amount at Year-End, Buildings and Improvements 566      
Total 676      
Accumulated Depreciation 154      
College Station - Bryan, Property Six [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 62      
Initial Cost to Company, Buildings and Improvements 208      
Subsequent Additions 26      
Gross Carrying Amount at Year-End, Land 62      
Gross Carrying Amount at Year-End, Buildings and Improvements 234      
Total 296      
Accumulated Depreciation 70      
Dallas - Fort Worth - Arlington [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 164      
Initial Cost to Company, Buildings and Improvements 865      
Subsequent Additions 53      
Gross Carrying Amount at Year-End, Land 164      
Gross Carrying Amount at Year-End, Buildings and Improvements 918      
Total 1,082      
Accumulated Depreciation 299      
Dallas - Fort Worth - Arlington, Property Two [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 155      
Initial Cost to Company, Buildings and Improvements 105      
Subsequent Additions 55      
Gross Carrying Amount at Year-End, Land 155      
Gross Carrying Amount at Year-End, Buildings and Improvements 160      
Total 315      
Accumulated Depreciation 64      
Dallas - Fort Worth - Arlington, Property Three [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 98      
Initial Cost to Company, Buildings and Improvements 282      
Subsequent Additions 199      
Gross Carrying Amount at Year-End, Land 98      
Gross Carrying Amount at Year-End, Buildings and Improvements 481      
Total 579      
Accumulated Depreciation 166      
Dallas - Fort Worth - Arlington, Property Four [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 264      
Initial Cost to Company, Buildings and Improvements 106      
Subsequent Additions 167      
Gross Carrying Amount at Year-End, Land 264      
Gross Carrying Amount at Year-End, Buildings and Improvements 273      
Total 537      
Accumulated Depreciation 123      
Dallas - Fort Worth - Arlington, Property Five [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 376      
Initial Cost to Company, Buildings and Improvements 803      
Subsequent Additions 132      
Gross Carrying Amount at Year-End, Land 376      
Gross Carrying Amount at Year-End, Buildings and Improvements 935      
Total 1,311      
Accumulated Depreciation 326      
Dallas - Fort Worth - Arlington, Property Six [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 338      
Initial Cost to Company, Buildings and Improvements 681      
Subsequent Additions 106      
Gross Carrying Amount at Year-End, Land 338      
Gross Carrying Amount at Year-End, Buildings and Improvements 787      
Total 1,125      
Accumulated Depreciation 259      
Dallas - Fort Worth - Arlington, Property Seven [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,388      
Initial Cost to Company, Buildings and Improvements 4,195      
Subsequent Additions 60      
Gross Carrying Amount at Year-End, Land 1,388      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,255      
Total 5,643      
Accumulated Depreciation 985      
Dallas - Fort Worth - Arlington, Property Eight [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,859      
Initial Cost to Company, Buildings and Improvements 5,293      
Subsequent Additions 146      
Gross Carrying Amount at Year-End, Land 1,859      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,439      
Total 7,298      
Accumulated Depreciation 1,212      
Dallas - Fort Worth - Arlington, Property Nine [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 379      
Initial Cost to Company, Buildings and Improvements 2,212      
Subsequent Additions 143      
Gross Carrying Amount at Year-End, Land 379      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,355      
Total 2,734      
Accumulated Depreciation 744      
Dallas - Fort Worth - Arlington, Property Ten [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,397      
Initial Cost to Company, Buildings and Improvements 5,250      
Subsequent Additions 98      
Gross Carrying Amount at Year-End, Land 1,397      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,348      
Total 6,745      
Accumulated Depreciation 1,126      
Dallas - Fort Worth - Arlington, Property Eleven [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,102      
Initial Cost to Company, Buildings and Improvements 5,755      
Subsequent Additions 110      
Gross Carrying Amount at Year-End, Land 2,102      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,865      
Total 7,967      
Accumulated Depreciation 1,421      
Dallas - Fort Worth - Arlington, Property Twelve [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 649      
Initial Cost to Company, Buildings and Improvements 1,637      
Subsequent Additions 63      
Gross Carrying Amount at Year-End, Land 649      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,700      
Total 2,349      
Accumulated Depreciation 690      
Dallas - Fort Worth - Arlington, Property Thirteen [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 396      
Initial Cost to Company, Buildings and Improvements 1,411      
Subsequent Additions 482      
Gross Carrying Amount at Year-End, Land 396      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,893      
Total 2,289      
Accumulated Depreciation 554      
Dallas - Fort Worth - Arlington, Property Fourteen [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,263      
Initial Cost to Company, Buildings and Improvements 3,346      
Subsequent Additions 54      
Gross Carrying Amount at Year-End, Land 1,263      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,400      
Total 4,663      
Accumulated Depreciation 765      
Dallas - Fort Worth - Arlington, Property Fifteen [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,421      
Initial Cost to Company, Buildings and Improvements 2,349      
Subsequent Additions 529      
Gross Carrying Amount at Year-End, Land 1,421      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,878      
Total 4,299      
Accumulated Depreciation 547      
Dallas - Fort Worth - Arlington, Property Sixteen [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 710      
Initial Cost to Company, Buildings and Improvements 3,578      
Subsequent Additions 142      
Gross Carrying Amount at Year-End, Land 710      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,720      
Total 4,430      
Accumulated Depreciation 395      
Dallas - Fort Worth - Arlington, Property Seventeen [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 421      
Initial Cost to Company, Buildings and Improvements 2,668      
Subsequent Additions 178      
Gross Carrying Amount at Year-End, Land 421      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,846      
Total 3,267      
Accumulated Depreciation 269      
El Paso [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 338      
Initial Cost to Company, Buildings and Improvements 1,275      
Subsequent Additions 45      
Gross Carrying Amount at Year-End, Land 338      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,320      
Total 1,658      
Accumulated Depreciation 424      
El Paso, Property Two [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 94      
Initial Cost to Company, Buildings and Improvements 400      
Subsequent Additions 170      
Gross Carrying Amount at Year-End, Land 94      
Gross Carrying Amount at Year-End, Buildings and Improvements 570      
Total 664      
Accumulated Depreciation 194      
Houston - The Woodlands - Sugar Land [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 698      
Initial Cost to Company, Buildings and Improvements 2,648      
Subsequent Additions 282      
Gross Carrying Amount at Year-End, Land 698      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,930      
Total 3,628      
Accumulated Depreciation 541      
Houston - The Woodlands - Sugar Land, Property Two [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,042      
Initial Cost to Company, Buildings and Improvements 3,061      
Subsequent Additions 482      
Gross Carrying Amount at Year-End, Land 1,042      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,543      
Total 4,585      
Accumulated Depreciation 637      
Houston - The Woodlands - Sugar Land, Property Three [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,426      
Initial Cost to Company, Buildings and Improvements 2,910      
Subsequent Additions 132      
Gross Carrying Amount at Year-End, Land 1,426      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,042      
Total 4,468      
Accumulated Depreciation 385      
Houston - The Woodlands - Sugar Land, Property Four [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 826      
Initial Cost to Company, Buildings and Improvements 3,683      
Subsequent Additions 239      
Gross Carrying Amount at Year-End, Land 826      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,922      
Total 4,748      
Accumulated Depreciation 385      
Houston - The Woodlands - Sugar Land, Property Five [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 649      
Initial Cost to Company, Buildings and Improvements 4,077      
Subsequent Additions 73      
Gross Carrying Amount at Year-End, Land 649      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,150      
Total 4,799      
Accumulated Depreciation 385      
Houston - The Woodlands - Sugar Land, Property Six [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 291      
Initial Cost to Company, Buildings and Improvements 4,980      
Subsequent Additions 12      
Gross Carrying Amount at Year-End, Land 291      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,992      
Total 5,283      
Accumulated Depreciation 102      
Houston - The Woodlands - Sugar Land, Property Seven [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 539      
Initial Cost to Company, Buildings and Improvements 2,664      
Subsequent Additions 14      
Gross Carrying Amount at Year-End, Land 539      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,678      
Total 3,217      
Accumulated Depreciation 57      
Houston - The Woodlands - Sugar Land, Property Eight [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 4,004      
Initial Cost to Company, Buildings and Improvements 4,991      
Subsequent Additions 51      
Gross Carrying Amount at Year-End, Land 4,004      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,042      
Total 9,046      
Accumulated Depreciation 174      
Houston - The Woodlands - Sugar Land, Property Nine [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,959      
Initial Cost to Company, Buildings and Improvements 5,875      
Subsequent Additions 65      
Gross Carrying Amount at Year-End, Land 2,959      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,940      
Total 8,899      
Accumulated Depreciation 145      
Houston - The Woodlands - Sugar Land, Property Ten [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 799      
Initial Cost to Company, Buildings and Improvements 4,769      
Subsequent Additions 51      
Gross Carrying Amount at Year-End, Land 799      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,820      
Total 5,619      
Accumulated Depreciation 98      
Houston - The Woodlands - Sugar Land, Property Eleven [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 687      
Initial Cost to Company, Buildings and Improvements 3,668      
Subsequent Additions 36      
Gross Carrying Amount at Year-End, Land 687      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,704      
Total 4,391      
Accumulated Depreciation 85      
Houston - The Woodlands - Sugar Land, Property Twelve [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 295      
Initial Cost to Company, Buildings and Improvements 2,403      
Subsequent Additions 65      
Gross Carrying Amount at Year-End, Land 295      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,468      
Total 2,763      
Accumulated Depreciation 48      
Killeen - Temple [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 203      
Initial Cost to Company, Buildings and Improvements 4,065      
Subsequent Additions 254      
Gross Carrying Amount at Year-End, Land 203      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,319      
Total 4,522      
Accumulated Depreciation 427      
Killeen - Temple, Property Two [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,128      
Initial Cost to Company, Buildings and Improvements 6,149      
Subsequent Additions 229      
Gross Carrying Amount at Year-End, Land 1,128      
Gross Carrying Amount at Year-End, Buildings and Improvements 6,378      
Total 7,506      
Accumulated Depreciation 606      
Kileen - Temple, Property Three [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 721      
Initial Cost to Company, Buildings and Improvements 4,166      
Subsequent Additions 1      
Gross Carrying Amount at Year-End, Land 721      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,167      
Total 4,888      
Accumulated Depreciation 7      
Longview [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 651      
Initial Cost to Company, Buildings and Improvements 671      
Subsequent Additions 109      
Gross Carrying Amount at Year-End, Land 651      
Gross Carrying Amount at Year-End, Buildings and Improvements 780      
Total 1,431      
Accumulated Depreciation 228      
Longview, Property Two [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 104      
Initial Cost to Company, Buildings and Improvements 489      
Subsequent Additions 167      
Gross Carrying Amount at Year-End, Land 104      
Gross Carrying Amount at Year-End, Buildings and Improvements 656      
Total 760      
Accumulated Depreciation 184      
Longview, Property Three [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 310      
Initial Cost to Company, Buildings and Improvements 966      
Subsequent Additions 207      
Gross Carrying Amount at Year-End, Land 310      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,173      
Total 1,483      
Accumulated Depreciation 332      
Longview, Property Four [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,466      
Initial Cost to Company, Buildings and Improvements 3,559      
Subsequent Additions 214      
Gross Carrying Amount at Year-End, Land 2,466      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,773      
Total 6,239      
Accumulated Depreciation 764      
McAllen - Edinburg - Mission [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,217      
Initial Cost to Company, Buildings and Improvements 2,738      
Subsequent Additions 295      
Gross Carrying Amount at Year-End, Land 1,243      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,033      
Total 4,276      
Accumulated Depreciation 888      
McAllen - Edinburg - Mission, Property Two [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,973      
Initial Cost to Company, Buildings and Improvements 4,517      
Subsequent Additions 91      
Gross Carrying Amount at Year-End, Land 1,973      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,608      
Total 6,581      
Accumulated Depreciation 1,070      
McAllen - Edinburg - Mission, Property Three [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,295      
Initial Cost to Company, Buildings and Improvements 3,929      
Subsequent Additions 98      
Gross Carrying Amount at Year-End, Land 1,295      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,027      
Total 5,322      
Accumulated Depreciation 918      
McAllen - Edinburg - Mission, Property Four [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 3,079      
Initial Cost to Company, Buildings and Improvements 7,574      
Subsequent Additions 116      
Gross Carrying Amount at Year-End, Land 3,079      
Gross Carrying Amount at Year-End, Buildings and Improvements 7,690      
Total 10,769      
Accumulated Depreciation 1,885      
McAllen - Edinburg - Mission, Property Five [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,017      
Initial Cost to Company, Buildings and Improvements 3,261      
Subsequent Additions 85      
Gross Carrying Amount at Year-End, Land 1,017      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,346      
Total 4,363      
Accumulated Depreciation 750      
McAllen - Edinburg - Mission, Property Six [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 803      
Initial Cost to Company, Buildings and Improvements 2,914      
Subsequent Additions 96      
Gross Carrying Amount at Year-End, Land 803      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,010      
Total 3,813      
Accumulated Depreciation 550      
McAllen - Edinburg - Mission, Property Seven [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,249      
Initial Cost to Company, Buildings and Improvements 4,966      
Subsequent Additions 74      
Gross Carrying Amount at Year-End, Land 2,249      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,040      
Total 7,289      
Accumulated Depreciation 1,202      
McAllen - Edinburg - Mission, Property Eight [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,118      
Initial Cost to Company, Buildings and Improvements 3,568      
Subsequent Additions 97      
Gross Carrying Amount at Year-End, Land 1,118      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,665      
Total 4,783      
Accumulated Depreciation 704      
Midland [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 691      
Initial Cost to Company, Buildings and Improvements 1,588      
Subsequent Additions 171      
Gross Carrying Amount at Year-End, Land 691      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,759      
Total 2,450      
Accumulated Depreciation 493      
Nonmetropolitan Area TX [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 959      
Initial Cost to Company, Buildings and Improvements 1,640      
Subsequent Additions 59      
Gross Carrying Amount at Year-End, Land 959      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,699      
Total 2,658      
Accumulated Depreciation 377      
Odessa [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 168      
Initial Cost to Company, Buildings and Improvements 561      
Subsequent Additions 121      
Gross Carrying Amount at Year-End, Land 168      
Gross Carrying Amount at Year-End, Buildings and Improvements 682      
Total 850      
Accumulated Depreciation 200      
San Angelo [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 381      
Initial Cost to Company, Buildings and Improvements 986      
Subsequent Additions 106      
Gross Carrying Amount at Year-End, Land 381      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,092      
Total 1,473      
Accumulated Depreciation 302      
San Antonio - New Braunfels [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 614      
Initial Cost to Company, Buildings and Improvements 2,640      
Subsequent Additions 81      
Gross Carrying Amount at Year-End, Land 614      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,721      
Total 3,335      
Accumulated Depreciation 710      
San Antonio - New Braunfels, Property Two [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 715      
Initial Cost to Company, Buildings and Improvements 4,566      
Subsequent Additions 87      
Gross Carrying Amount at Year-End, Land 715      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,653      
Total 5,368      
Accumulated Depreciation 418      
San Antonio - New Braunfels, Property Three [Member] | Texas [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 275      
Initial Cost to Company, Buildings and Improvements 4,893      
Subsequent Additions 141      
Gross Carrying Amount at Year-End, Land 275      
Gross Carrying Amount at Year-End, Buildings and Improvements 5,034      
Total 5,309      
Accumulated Depreciation 88      
Nonmetropolitan Area WA One [Member] | Washington [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 810      
Initial Cost to Company, Buildings and Improvements 1,530      
Subsequent Additions 16      
Gross Carrying Amount at Year-End, Land 810      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,546      
Total 2,356      
Accumulated Depreciation 663      
Nonmetropolitan Area WA Two [Member] | Washington [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 998      
Initial Cost to Company, Buildings and Improvements 1,862      
Subsequent Additions 115      
Gross Carrying Amount at Year-End, Land 998      
Gross Carrying Amount at Year-End, Buildings and Improvements 1,977      
Total 2,975      
Accumulated Depreciation 823      
Longview One [Member] | Washington [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 448      
Initial Cost to Company, Buildings and Improvements 2,356      
Subsequent Additions 17      
Gross Carrying Amount at Year-End, Land 448      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,373      
Total 2,821      
Accumulated Depreciation 408      
Portland - Vancouver - Hillsboro One [Member] | Washington [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 421      
Initial Cost to Company, Buildings and Improvements 2,313      
Subsequent Additions 12      
Gross Carrying Amount at Year-End, Land 421      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,325      
Total 2,746      
Accumulated Depreciation 544      
Portland - Vancouver - Hillsboro Two [Member] | Washington [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,903      
Initial Cost to Company, Buildings and Improvements 2,239      
Subsequent Additions 8      
Gross Carrying Amount at Year-End, Land 1,903      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,247      
Total 4,150      
Accumulated Depreciation 660      
Portland - Vancouver - Hillsboro Three [Member] | Washington [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 923      
Initial Cost to Company, Buildings and Improvements 2,821      
Subsequent Additions 15      
Gross Carrying Amount at Year-End, Land 923      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,836      
Total 3,759      
Accumulated Depreciation 656      
Portland - Vancouver - Hillsboro Four [Member] | Washington [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 935      
Initial Cost to Company, Buildings and Improvements 2,045      
Subsequent Additions 12      
Gross Carrying Amount at Year-End, Land 935      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,057      
Total 2,992      
Accumulated Depreciation 448      
Portland - Vancouver - Hillsboro Five [Member] | Washington [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 478      
Initial Cost to Company, Buildings and Improvements 2,158      
Subsequent Additions 173      
Gross Carrying Amount at Year-End, Land 478      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,331      
Total 2,809      
Accumulated Depreciation 558      
Portland - Vancouver - Hillsboro Six [Member] | Washington [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 2,023      
Initial Cost to Company, Buildings and Improvements 3,484      
Subsequent Additions 48      
Gross Carrying Amount at Year-End, Land 2,023      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,532      
Total 5,555      
Accumulated Depreciation 889      
Portland - Vancouver - Hillsboro Seven [Member] | Washington [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,870      
Initial Cost to Company, Buildings and Improvements 4,632      
Subsequent Additions 7      
Gross Carrying Amount at Year-End, Land 1,870      
Gross Carrying Amount at Year-End, Buildings and Improvements 4,639      
Total 6,509      
Accumulated Depreciation 557      
Portland - Vancouver - Hillsboro Eight [Member] | Washington [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 422      
Initial Cost to Company, Buildings and Improvements 2,271      
Subsequent Additions 8      
Gross Carrying Amount at Year-End, Land 422      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,279      
Total 2,701      
Accumulated Depreciation 156      
Portland - Vancouver - Hillsboro Nine [Member] | Washington [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,105      
Initial Cost to Company, Buildings and Improvements 2,121      
Subsequent Additions 19      
Gross Carrying Amount at Year-End, Land 1,105      
Gross Carrying Amount at Year-End, Buildings and Improvements 2,140      
Total 3,245      
Accumulated Depreciation 461      
Seattle - Tacoma - Bellevue [Member] | Washington [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 770      
Initial Cost to Company, Buildings and Improvements 3,203      
Subsequent Additions 35      
Gross Carrying Amount at Year-End, Land 770      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,238      
Total 4,008      
Accumulated Depreciation 817      
Seattle - Tacoma - Bellevue, Property Two [Member] | Washington [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Initial Cost to Company, Land 1,438      
Initial Cost to Company, Buildings and Improvements 3,280      
Subsequent Additions 65      
Gross Carrying Amount at Year-End, Land 1,438      
Gross Carrying Amount at Year-End, Buildings and Improvements 3,345      
Total 4,783      
Accumulated Depreciation $ 798      
Minimum | Building and Improvements [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Useful life 3 years      
Maximum | Building and Improvements [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Useful life 40 years