Reportable Segments - Consolidated Net Income (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Segment Reporting Information
Depreciation and amortization	$ (52,547)	$ (44,414)	$ (152,737)	$ (138,127)
Loss on sale of real estate and impairment, net	(3,747)	0	(3,747)	(59)
Reconciliation to consolidated net income:
Income from other investments, net	15,580	12,053	43,316	36,759
General and administrative	(11,086)	(10,401)	(35,078)	(31,141)
Other expenses	(1,627)	(797)	(6,636)	(2,295)
Interest and related amortization	(29,759)	(27,361)	(85,276)	(80,767)
Equity in income of unconsolidated joint ventures	1,465	851	2,889	2,786
Early debt retirement	0	0	(1,156)	(2,784)
Consolidated net income	70,509	74,093	222,149	207,160
Total assets	5,405,446	4,981,860	5,405,446	4,981,860	$ 5,307,871
Capital improvements	87,579	84,315	268,614	204,037
Property Operations
Reconciliation to consolidated net income:
Income from other investments, net	15,580	12,053	43,316	36,759
Total assets	5,160,230	4,723,386	5,160,230	4,723,386
Capital improvements	49,585	52,146	169,265	129,919
Home Sales and Rentals Operations
Reconciliation to consolidated net income:
Total assets	245,216	258,474	245,216	258,474
Capital improvements	37,994	32,169	99,349	74,118
Operating Segments
Segment Reporting Information
Operations revenues	376,705	344,193	1,094,210	972,357
Operations expenses	(213,159)	(191,021)	(602,586)	(521,520)
Income from segment operations	163,546	153,172	491,624	450,837
Interest income	1,863	1,803	5,341	5,286
Depreciation and amortization	(52,547)	(44,414)	(152,737)	(138,127)
Loss on sale of real estate and impairment, net	(3,747)		(3,747)	(59)
Income from operations	109,115	110,561	340,481	317,937
Operating Segments | Property Operations
Segment Reporting Information
Operations revenues	338,208	312,239	984,535	891,166
Operations expenses	(179,775)	(162,234)	(506,739)	(448,432)
Income from segment operations	158,433	150,005	477,796	442,734
Interest income	1,441	1,320	4,198	3,720
Depreciation and amortization	(50,026)	(41,761)	(145,200)	(130,169)
Loss on sale of real estate and impairment, net	(2,289)		(2,289)	(59)
Income from operations	107,559	109,564	334,505	316,226
Operating Segments | Home Sales and Rentals Operations
Segment Reporting Information
Operations revenues	38,497	31,954	109,675	81,191
Operations expenses	(33,384)	(28,787)	(95,847)	(73,088)
Income from segment operations	5,113	3,167	13,828	8,103
Interest income	422	483	1,143	1,566
Depreciation and amortization	(2,521)	(2,653)	(7,537)	(7,958)
Loss on sale of real estate and impairment, net	(1,458)		(1,458)	0
Income from operations	1,556	997	5,976	1,711
Segment Reconciling Items
Reconciliation to consolidated net income:
Corporate interest income	2	2	5	28
Income from other investments, net	2,399	1,238	6,920	3,396
General and administrative	(11,086)	(10,401)	(35,078)	(31,141)
Other expenses	(1,627)	(797)	(6,636)	(2,295)
Interest and related amortization	(29,759)	(27,361)	(85,276)	(80,767)
Equity in income of unconsolidated joint ventures	$ 1,465	$ 851	2,889	2,786
Early debt retirement			$ (1,156)	$ (2,784)