Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Operating Activities
Net income	$ 83,266	$ 75,418
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	47,769	46,401
Amortization of debt issuance costs and bond discount	1,537	1,328
Equity in income of joint ventures	(1,629)	(2,118)
Distributions from unconsolidated joint ventures	4,751	4,024
Non-vested stock earned	1,764	1,661
Other	(3,915)	(149)
Changes in assets and liabilities (excluding the effects of acquisitions):
Accounts receivable	872	(406)
Prepaid expenses	(3,654)	(2,396)
Receipts from (advances to) joint ventures	767	(471)
Accounts payable and other liabilities	(11,912)	(19,233)
Deferred revenue	1,338	1,284
Net cash provided by operating activities	120,954	105,343
Investing Activities
Acquisition of storage facilities, net of cash acquired	0	(350,662)
Improvements, equipment additions, and construction in progress	(25,500)	(15,985)
Proceeds from sale of non-real estate assets	1,198	0
Investment in unconsolidated joint ventures	(4,122)	(3,450)
Property deposits	645	1,260
Net cash used in investing activities	(27,779)	(368,837)
Financing Activities
Net proceeds from sale of common stock	0	92,943
Proceeds from line of credit	110,000	170,000
Repayments of line of credit	(86,000)	(35,000)
Dividends paid - common stock	(102,028)	(83,637)
Distributions to noncontrolling interest holders	(2,249)	(1,978)
Issuance of operating partnership units	58,576	0
Redemption of operating partnership units	(58,318)	(75)
Mortgage principal payments	(3,727)	(129)
Net cash (used in) provided by financing activities	(83,746)	142,124
Net increase (decrease) in cash and restricted cash	9,429	(121,370)
Cash and restricted cash at beginning of period	29,461	176,434
Cash and restricted cash at end of period	38,890	55,064
Supplemental cash flow information
Cash paid for interest, net of interest capitalized	24,192	15,319
Cash paid (received) for income taxes, net of refunds	59	(172)
Life Storage LP [Member]
Operating Activities
Net income	83,266	75,418
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	47,769	46,401
Amortization of debt issuance costs and bond discount	1,537	1,328
Equity in income of joint ventures	(1,629)	(2,118)
Distributions from unconsolidated joint ventures	4,751	4,024
Non-vested stock earned	1,764	1,661
Other	(3,915)	(149)
Changes in assets and liabilities (excluding the effects of acquisitions):
Accounts receivable	872	(406)
Prepaid expenses	(3,654)	(2,396)
Receipts from (advances to) joint ventures	767	(471)
Accounts payable and other liabilities	(11,912)	(19,233)
Deferred revenue	1,338	1,284
Net cash provided by operating activities	120,954	105,343
Investing Activities
Acquisition of storage facilities, net of cash acquired	0	(350,662)
Improvements, equipment additions, and construction in progress	(25,500)	(15,985)
Proceeds from sale of non-real estate assets	1,198	0
Investment in unconsolidated joint ventures	(4,122)	(3,450)
Property deposits	645	1,260
Net cash used in investing activities	(27,779)	(368,837)
Financing Activities
Net proceeds from sale of partnership units	0	92,943
Proceeds from line of credit	110,000	170,000
Repayments of line of credit	(86,000)	(35,000)
Distributions to unitholders	(102,028)	(83,637)
Distributions to noncontrolling interest holders	(2,249)	(1,978)
Issuance of operating partnership units	58,576	0
Redemption of operating partnership units	(58,318)	(75)
Mortgage principal payments	(3,727)	(129)
Net cash (used in) provided by financing activities	(83,746)	142,124
Net increase (decrease) in cash and restricted cash	9,429	(121,370)
Cash and restricted cash at beginning of period	29,461	176,434
Cash and restricted cash at end of period	38,890	55,064
Supplemental cash flow information
Cash paid for interest, net of interest capitalized	24,192	15,319
Cash paid (received) for income taxes, net of refunds	$ 59	$ (172)