Segment Reporting (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Property revenues	$ 1,573,544	$ 1,543,842	$ 1,542,027
Real estate taxes	(196,821)	(193,124)	(195,009)
Non-property income	32,483	24,186	19,728
Interest expense	(138,239)	(129,815)	(133,395)
Depreciation and amortization	(611,025)	(582,014)	(574,813)
Impairment associated with land development activities	(12,916)	(40,988)	0
Loss on early retirement of debt	0	(921)	(2,513)
Gain on sale of operating properties	260,910	43,806	225,416
Income tax expense	(4,019)	(2,926)	(3,650)
Net income	$ 394,898	170,840	410,553
Number of Reportable Segments Not Disclosed Flag	true
Maximum [Member] | Revenue Benchmark | Revenue from Rights Concentration Risk
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Concentration Risk, Percentage	1.50%
Reportable Segment [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Property revenues	$ 1,573,544	1,543,842	1,542,027
Real estate taxes	(196,821)	(193,124)	(195,009)
Salaries and benefits for on-site employees	(106,892)	(102,776)	(98,122)
Utilities	(110,788)	(107,819)	(104,126)
Repairs and maintenance	(72,159)	(70,516)	(69,435)
Other non-significant property segment expenses (a)	(80,050)	(84,570)	(82,228)
Net operating income	1,006,834	985,037	993,107
Non-property income	32,483	24,186	19,728
Other expenses (b)	(139,130)	(125,525)	(113,327)
Interest expense	(138,239)	(129,815)	(133,395)
Depreciation and amortization	(611,025)	(582,014)	(574,813)
Impairment associated with land development activities	(12,916)	(40,988)	0
Loss on early retirement of debt	0	(921)	(2,513)
Gain on sale of operating properties	260,910	43,806	225,416
Income tax expense	(4,019)	(2,926)	(3,650)
Net income	$ 394,898	$ 170,840	$ 410,553