Quarterly report pursuant to Section 13 or 15(d)

DEBT FINANCING - Narrative (Details)

v3.21.2
DEBT FINANCING - Narrative (Details)
Sep. 30, 2021
USD ($)
Jul. 09, 2021
USD ($)
property
Jun. 30, 2021
USD ($)
May 03, 2021
USD ($)
Unsecured debt | Credit Facility        
Debt Instrument [Line Items]        
Maximum borrowing capacity     $ 1,275,000,000  
Maximum borrowing capacity if expansion option is exercised     1,750,000,000  
Unsecured debt | 2026 Notes        
Debt Instrument [Line Items]        
Debt issued       $ 35,000,000.0
Interest rate       2.16%
Unsecured debt | 2031 Notes        
Debt Instrument [Line Items]        
Debt issued       $ 90,000,000.0
Interest rate       3.00%
Unsecured debt | 2033 Notes        
Debt Instrument [Line Items]        
Debt issued       $ 55,000,000.0
Interest rate       3.10%
Fixed rate mortgages payable | 2028 Fixed Rate Mortgage Payable | Subsequent Event        
Debt Instrument [Line Items]        
Debt issued   $ 88,000,000.0    
Interest rate   2.77%    
Number of properties securing debt | property   8    
Revolving line of credit | Revolving line of credit | Credit Facility        
Debt Instrument [Line Items]        
Maximum borrowing capacity     500,000,000.0  
Revolving line of credit remaining borrowing capacity     228,800,000  
Term loan A | Unsecured debt | Credit Facility        
Debt Instrument [Line Items]        
Maximum borrowing capacity     125,000,000.0  
Term loan B | Unsecured debt | Credit Facility        
Debt Instrument [Line Items]        
Maximum borrowing capacity     250,000,000.0  
Term loan C | Unsecured debt | Credit Facility        
Debt Instrument [Line Items]        
Maximum borrowing capacity     225,000,000.0  
Term loan D | Unsecured debt | Credit Facility        
Debt Instrument [Line Items]        
Maximum borrowing capacity     175,000,000.0  
Term loan E | Unsecured debt | Credit Facility | Forecast        
Debt Instrument [Line Items]        
Maximum borrowing capacity $ 100,000,000.0      
Letter of credit | Revolving line of credit | Credit Facility        
Debt Instrument [Line Items]        
Letters of credit outstanding     $ 5,700,000