Consolidated Statements of Cash Flows (Unaudited) - USD ($)	6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Operating Activities
Net income	$ 75,600,000	$ 73,507,000
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	52,387,000	49,548,000
Amortization of debt issuance costs and bond discount	1,846,000	1,781,000
Gain on sale of real estate	(1,076,000)
Equity in income of joint ventures	(1,921,000)	(2,020,000)
Distributions from unconsolidated joint ventures	4,865,000	4,103,000
Non-vested stock earned	2,235,000	2,748,000
Stock option expense	0	7,000
Deferred income taxes	204,000	105,000
Changes in assets and liabilities (excluding the effects of acquisitions):
Accounts receivable	(1,900,000)	(604,000)
Prepaid expenses	(1,941,000)	(9,900,000)
(Advances to) receipts from joint ventures	(35,000)	403,000
Accounts payable and other liabilities	(11,270,000)	(9,718,000)
Deferred revenue	(65,000)	706,000
Net cash provided by operating activities	118,929,000	110,666,000
Investing Activities
Acquisition of storage facilities, net of cash acquired	(95,819,000)
Improvements, equipment additions, and construction in progress	(37,683,000)	(28,047,000)
Investment in unconsolidated joint ventures	(2,215,000)	(1,862,000)
Property deposits	(6,658,000)	29,000
Net cash used in investing activities	(142,375,000)	(29,880,000)
Financing Activities
Net proceeds from sale of common stock\partnership units		3,045,000
Proceeds from line of credit	183,000,000	115,000,000
Repayments of line of credit	(274,000,000)	(107,000,000)
Proceeds from term notes, net of discount	348,166,000
Repayment of term notes	(100,000,000)
Debt issuance costs	(3,099,000)
Dividends paid - common stock	(93,263,000)	(92,635,000)
Distributions to noncontrolling interest holders	(497,000)	(435,000)
Redemption of operating partnership units	(48,000)	(232,000)
Mortgage principal payments	(195,000)	(185,000)
Net cash provided by (used in) financing activities	60,064,000	(82,442,000)
Net increase (decrease) in cash and restricted cash	36,618,000	(1,656,000)
Cash and restricted cash at beginning of period	14,065,000	9,459,000
Cash and restricted cash at end of period	50,683,000	7,803,000
Supplemental cash flow information
Cash paid for interest, net of interest capitalized	34,782,000	34,406,000
Cash paid for income taxes, net of refunds	1,283,000	1,249,000
Life Storage LP [Member]
Operating Activities
Net income	75,600,000	73,507,000
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	52,387,000	49,548,000
Amortization of debt issuance costs and bond discount	1,846,000	1,781,000
Gain on sale of real estate	(1,076,000)
Equity in income of joint ventures	(1,921,000)	(2,020,000)
Distributions from unconsolidated joint ventures	4,865,000	4,103,000
Non-vested stock earned	2,235,000	2,748,000
Stock option expense		7,000
Deferred income taxes	204,000	105,000
Changes in assets and liabilities (excluding the effects of acquisitions):
Accounts receivable	(1,900,000)	(604,000)
Prepaid expenses	(1,941,000)	(9,900,000)
(Advances to) receipts from joint ventures	(35,000)	403,000
Accounts payable and other liabilities	(11,270,000)	(9,718,000)
Deferred revenue	(65,000)	706,000
Net cash provided by operating activities	118,929,000	110,666,000
Investing Activities
Acquisition of storage facilities, net of cash acquired	(95,819,000)
Improvements, equipment additions, and construction in progress	(37,683,000)	(28,047,000)
Investment in unconsolidated joint ventures	(2,215,000)	(1,862,000)
Property deposits	(6,658,000)	29,000
Net cash used in investing activities	(142,375,000)	(29,880,000)
Financing Activities
Net proceeds from sale of common stock\partnership units		3,045,000
Proceeds from line of credit	183,000,000	115,000,000
Repayments of line of credit	(274,000,000)	(107,000,000)
Proceeds from term notes, net of discount	348,166,000
Repayment of term notes	(100,000,000)
Debt issuance costs	(3,099,000)
Distributions to unitholders	(93,263,000)	(92,635,000)
Distributions to noncontrolling interest holders	(497,000)	(435,000)
Redemption of operating partnership units	(48,000)	(232,000)
Mortgage principal payments	(195,000)	(185,000)
Net cash provided by (used in) financing activities	60,064,000	(82,442,000)
Net increase (decrease) in cash and restricted cash	36,618,000	(1,656,000)
Cash and restricted cash at beginning of period	14,065,000	9,459,000
Cash and restricted cash at end of period	50,683,000	7,803,000
Supplemental cash flow information
Cash paid for interest, net of interest capitalized	34,782,000	34,406,000
Cash paid for income taxes, net of refunds	$ 1,283,000	$ 1,249,000