Reportable Segments - Income from Segment (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Revenues:
Other income	$ 17,911	$ 14,195	$ 35,625	$ 27,736
Total revenues	370,014	365,305	739,966	725,507
Expenses:
Real estate taxes	18,832	19,182	37,148	38,639
Membership sales and marketing	5,521	5,452	10,359	9,783
Total expenses	304,938	301,968	586,323	575,291
Income before equity in income of unconsolidated joint ventures	65,076	63,337	151,011	150,216
Annual membership subscriptions
Revenues:
Revenue from contract with customer	16,189	15,592	32,159	30,749
Membership upgrade sales
Revenues:
Revenue from contract with customer	3,614	3,168	7,119	6,235
Property management
Expenses:
Property management and cost of ancillary services	19,359	19,099	38,823	36,970
Property Operations
Revenues:
Rental income	284,950	271,516	577,529	552,620
Other income	17,911	14,195	35,625	27,736
Total revenues	336,629	320,888	678,366	646,327
Expenses:
Operating and maintenance	121,055	113,081	232,579	215,671
Real estate taxes	18,832	19,182	37,148	38,639
Membership sales and marketing	5,521	5,452	10,359	9,783
Ancillary operating expenses	5,644	6,008	11,228	11,027
Total expenses	177,450	171,960	342,473	326,964
Income before equity in income of unconsolidated joint ventures	159,179	148,928	335,893	319,363
Property Operations | Annual membership subscriptions
Revenues:
Revenue from contract with customer	16,189	15,592	32,159	30,749
Property Operations | Membership upgrade sales
Revenues:
Revenue from contract with customer	3,614	3,168	7,119	6,235
Property Operations | Ancillary services
Revenues:
Revenue from contract with customer	13,965	16,417	25,934	28,987
Expenses:
Property management and cost of ancillary services	7,039	9,138	12,336	14,874
Property Operations | Property management
Expenses:
Property management and cost of ancillary services	19,359	19,099	38,823	36,970
Home Sales and Rentals Operations
Revenues:
Rental income	3,705	3,814	7,577	7,775
Total revenues	28,653	40,078	52,689	71,178
Expenses:
Operating and maintenance	1,159	1,226	2,118	2,628
Home selling expenses	1,526	1,576	2,866	3,039
Total expenses	24,914	34,635	45,057	62,463
Income before equity in income of unconsolidated joint ventures	3,739	5,443	7,632	8,715
Home Sales and Rentals Operations | Home sales And brokered resales
Revenues:
Revenue from contract with customer	24,948	36,264	45,112	63,403
Expenses:
Property management and cost of ancillary services	$ 22,229	$ 31,833	$ 40,073	$ 56,796