Investments in Affiliates (Details)	3 Months Ended				9 Months Ended
	Sep. 30, 2022 USD ($)	Sep. 30, 2021 USD ($)	Jun. 30, 2021 USD ($) investment	Mar. 31, 2021 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2021 USD ($)	Dec. 31, 2021 USD ($)
Variable Interest Entity [Line Items]
Investments in joint ventures included in unconsolidated entities	$ 2,188,983,000				$ 2,188,983,000		$ 1,931,824,000
Equity method investment impairment					0
Number of securities sold | investment			3
Equity method investment, realized net loss (gain) of affiliates		$ 4,300,000	$ 2,600,000
Hotel Franchising
Variable Interest Entity [Line Items]
Equity method investment impairment				$ 4,800,000
Variable Interest Entity, Not Primary Beneficiary
Variable Interest Entity [Line Items]
Investments in joint ventures included in unconsolidated entities	24,400,000				24,400,000		$ 25,200,000
Losses (gains) attributable to variable interest entities	$ 1,100,000	$ (2,500,000)			$ 2,700,000	$ 3,000,000