Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Operating Activities
Net income	$ 169,795	$ 105,357
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	94,476	69,130
Amortization of debt issuance costs and bond discount	2,654	2,123
Equity in income of joint ventures	(4,032)	(2,649)
Distributions from unconsolidated joint ventures	8,125	6,772
Non-vested stock earned	3,404	2,920
Deferred income taxes	117	(74)
Other	(2,094)	(179)
Changes in assets and liabilities (excluding the effects of acquisitions):
Accounts receivable	(3,344)	1,451
Prepaid expenses	(2,099)	(2,181)
(Advances to) receipts from joint ventures	(292)	429
Accounts payable and other liabilities	(11,229)	(7,987)
Deferred revenue	3,581	3,296
Net cash provided by operating activities	259,062	178,408
Investing Activities
Acquisition of storage facilities, net of cash acquired	(571,618)	(531,162)
Improvements, equipment additions, and construction in progress	(39,529)	(30,145)
Proceeds from sale of non-real estate assets	2,603	0
Return of investment in unconsolidated joint ventures	0	34,145
Investment in unconsolidated joint ventures	(23,106)	(30,146)
Property deposits	2,587	(335)
Net cash used in investing activities	(629,063)	(557,643)
Financing Activities
Net proceeds from sale of common stock/partnership units	100,807	328,854
Proceeds from line of credit	443,000	263,000
Repayments of line of credit	(140,000)	(123,000)
Dividends paid - common stock	(168,000)	(112,713)
Distributions to noncontrolling interest holders	(3,935)	(494)
Redemption of operating partnership units	(245)	(162)
Mortgage principal payments	(255)	(242)
Net cash provided by financing activities	231,372	355,243
Net decrease in cash and restricted cash	(138,629)	(23,992)
Cash and restricted cash at beginning of period	176,434	58,771
Cash and restricted cash at end of period	37,805	34,779
Supplemental cash flow information
Cash paid for interest, net of interest capitalized	48,734	40,778
Cash paid for income taxes, net of refunds	2,014	818
Life Storage LP [Member]
Operating Activities
Net income	169,795	105,357
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	94,476	69,130
Amortization of debt issuance costs and bond discount	2,654	2,123
Equity in income of joint ventures	(4,032)	(2,649)
Distributions from unconsolidated joint ventures	8,125	6,772
Non-vested stock earned	3,404	2,920
Deferred income taxes	117	(74)
Other	(2,094)	(179)
Changes in assets and liabilities (excluding the effects of acquisitions):
Accounts receivable	(3,344)	1,451
Prepaid expenses	(2,099)	(2,181)
(Advances to) receipts from joint ventures	(292)	429
Accounts payable and other liabilities	(11,229)	(7,987)
Deferred revenue	3,581	3,296
Net cash provided by operating activities	259,062	178,408
Investing Activities
Acquisition of storage facilities, net of cash acquired	(571,618)	(531,162)
Improvements, equipment additions, and construction in progress	(39,529)	(30,145)
Proceeds from sale of non-real estate assets	2,603	0
Return of investment in unconsolidated joint ventures	0	34,145
Investment in unconsolidated joint ventures	(23,106)	(30,146)
Property deposits	2,587	(335)
Net cash used in investing activities	(629,063)	(557,643)
Financing Activities
Net proceeds from sale of common stock/partnership units	100,807	328,854
Proceeds from line of credit	443,000	263,000
Repayments of line of credit	(140,000)	(123,000)
Distributions to unitholders	(168,000)	(112,713)
Distributions to noncontrolling interest holders	(3,935)	(494)
Redemption of operating partnership units	(245)	(162)
Mortgage principal payments	(255)	(242)
Net cash provided by financing activities	231,372	355,243
Net decrease in cash and restricted cash	(138,629)	(23,992)
Cash and restricted cash at beginning of period	176,434	58,771
Cash and restricted cash at end of period	37,805	34,779
Supplemental cash flow information
Cash paid for interest, net of interest capitalized	48,734	40,778
Cash paid for income taxes, net of refunds	$ 2,014	$ 818