Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
OPERATING ACTIVITIES
Net income	$ 64,690	$ 55,877	$ 36,593
Adjustments to reconcile net income to net cash provided by operating activities:
Deferred rent revenue and amortization of lease intangibles	(7,239)	(11,489)	(17,634)
Depreciation and amortization	119,500	123,338	116,306
Amortization of debt issuance costs and debt fair value adjustments	3,388	2,581	2,753
Provision for uncollectable rental income	1,439	2,334	(2,289)
Early extinguishment of debt	0	0	4,271
Stock-based compensation expense	8,838	8,690	8,493
Other noncash interest expense, net	(1,149)	(1,477)	(1,098)
Other, net	266	(252)	1,314
Changes in operating assets and liabilities
Change in accounts receivable	(870)	(404)	2,273
Change in other assets	(1,141)	(723)	109
Change in accounts payable and accrued expenses	765	(1,237)	15,331
Change in security deposits payable	181	655	443
Change in other liabilities and deferred credits	83	1,179	1,464
Net cash provided by operating activities	188,751	179,072	168,329
INVESTING ACTIVITIES
Acquisition of real estate, net	0	(45,166)	(204,511)
Capital expenditures	(82,980)	(113,781)	(104,588)
Leasing commissions	(6,907)	(7,374)	(3,142)
Purchase of marketable securities	0	0	(47,760)
Sale of marketable securities	0	0	47,723
Net cash used in investing activities	(89,887)	(166,321)	(312,278)
FINANCING ACTIVITIES
Issuance of secured notes payable	0	75,000	0
Repayment of secured notes payable	0	(111,000)	0
Proceeds from unsecured term loan	225,000	0	0
Proceeds from unsecured line of credit	0	36,000	0
Repayment of unsecured line of credit	(36,000)	0	(100,000)
Repayment of unsecured term loan	(150,000)	0	(155,375)
Proceeds from issuance of unsecured notes payable	0	0	494,675
Debt issuance costs	(2,145)	(3,697)	(5,075)
Dividends paid to common stock and unitholders	(101,571)	(98,248)	(88,936)
Shares withheld for employee taxes	(831)	(759)	(865)
Net cash (used in) provided by financing activities	(65,547)	(102,704)	144,424
Net increase (decrease) in cash, cash equivalents	33,317	(89,953)	475
Cash and cash equivalents, beginning of year	49,571	139,524	139,049
Cash and cash equivalents, end of year	$ 82,888	$ 49,571	$ 139,524