Reportable Segments - Consolidated Net Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Segment Reporting Information
Operations revenues	$ 1,526,166	$ 1,489,423	$ 1,447,080
Reconciliation to consolidated net income:
Depreciation and amortization	(203,879)	(203,738)	(202,362)
Income from other investments, net	75,354	67,407	56,144
General and administrative	(38,483)	(47,280)	(44,857)
Casualty-related charges/(recoveries), net	(20,950)	0	0
Other expenses	(5,533)	(5,768)	(8,646)
Interest and related amortization	(137,710)	(132,342)	(116,562)
Income tax benefit	354	10,488	0
Equity in income of unconsolidated joint ventures	6,248	2,713	3,363
Early debt retirement	(5,833)	(68)	(1,156)
Consolidated net income	384,818	329,677	298,825
Total assets	5,645,652	5,613,733	5,492,519
Capital Improvements	241,279	317,086	249,277
Property Operations
Reconciliation to consolidated net income:
Total assets	5,402,509	5,342,386	5,228,575
Capital Improvements	227,942	290,081	227,172
Home Sales and Rentals Operations
Reconciliation to consolidated net income:
Total assets	243,143	271,347	263,944
Capital Improvements	13,337	27,005	22,105
Operating Segments
Segment Reporting Information
Operations revenues	1,508,654	1,471,683	1,431,097
Operations expenses	(774,996)	(780,170)	(778,035)
NOI	733,658	691,513	653,062
Reconciliation to consolidated net income:
Depreciation and amortization	(203,879)	(203,738)	(202,362)
Loss on sale of real estate, net	(2,466)	(3,581)
Income from other investments, net	75,354	67,407
Operating Segments | Property Operations
Segment Reporting Information
Operations revenues	1,422,422	1,361,792	1,291,467
Operations expenses	(701,838)	(685,392)	(656,839)
NOI	720,584	676,400	634,628
Reconciliation to consolidated net income:
Income from other investments, net			56,144
Operating Segments | Home Sales and Rentals Operations
Segment Reporting Information
Operations revenues	86,232	109,891	139,630
Operations expenses	(73,158)	(94,778)	(121,196)
NOI	13,074	15,113	18,434
Segment Reporting, Reconciling Item, Excluding Corporate Nonsegment
Reconciliation to consolidated net income:
Interest income	9,238	9,037	7,430
Income from other investments, net	8,274	8,703	8,553
General and administrative	(38,483)	(47,280)	(44,857)
Casualty-related charges/(recoveries), net	20,950
Other expenses	(5,533)	(5,768)	(8,646)
Interest and related amortization	(137,710)	(132,342)	(116,562)
Income tax benefit	354	10,488
Equity in income of unconsolidated joint ventures	6,248	2,713	3,363
Early debt retirement	$ 5,833	$ (68)	$ (1,156)