National Storage Affiliates Trust Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Cover
- COVER PAGE
Financial Statements
Notes to Financial Statements
Accounting Policies
- SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies)
Notes Tables
Notes Details

FAIR VALUE MEASUREMENTS - Interest Swap Derivatives (Details)

v3.23.1

FAIR VALUE MEASUREMENTS - Interest Swap Derivatives (Details) - Designated as Hedging Instrument $ in Thousands	3 Months Ended
	Mar. 31, 2023 USD ($) property	Mar. 31, 2022 USD ($)	Mar. 24, 2023 USD ($)	Mar. 16, 2023 USD ($)	Dec. 31, 2022 USD ($) property
Interest Rate Swap
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Number of Contracts \| property	17				19
Notional Amount	$ 1,410,000				$ 1,410,000
Fair value, other assets, net	38,036				51,466
Fair value, interest rate swap liabilities	(7,288)				$ (483)
Interest Rate Swap \| Level 2
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis [Roll Forward]
Fair value at beginning of period	50,983	$ (33,757)
Losses on interest rate swaps reclassified into interest expense from accumulated other comprehensive income (loss)	(7,761)	4,974
Unrealized gains (losses) on interest rate swaps included in accumulated other comprehensive (loss) income	(12,953)	38,608
Fair value of end of period	$ 30,269	$ 9,825
Forward Starting Swaps
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Number of Contracts \| property	3
Notional Amount			$ 25,000	$ 50,000
Forward Starting Swaps \| Cash Flow Hedging
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Notional Amount	$ 75,000
Fair value, other assets, net	216
Fair value, interest rate swap liabilities	$ (695)

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