Management Agreements and Leases (Details)	3 Months Ended
	Mar. 31, 2021 hotel property agreement tenant	Jan. 01, 2021 hotel	Dec. 31, 2020 property
Management Agreements and Leases [Line Items]
Number of operating agreements | agreement	7
Number of properties to be sold or rebranded | property			5
Hotel
Management Agreements and Leases [Line Items]
Number of properties owned	310
Net Lease Property
Management Agreements and Leases [Line Items]
Number of properties owned | property	798
Number of tenants | tenant	168
Hotel
Management Agreements and Leases [Line Items]
Number of operating agreements | agreement	6
Number of properties leased to taxable REIT subsidiaries	305
Hotel | Held-for-sale
Management Agreements and Leases [Line Items]
Number of properties to be sold or rebranded	5
Hotel | Minimum
Management Agreements and Leases [Line Items]
Number of real estate properties leased or managed	1
Hotel management agreements and leases, renewal period	1 year
Hotel | Maximum
Management Agreements and Leases [Line Items]
Hotel management agreements and leases, renewal period	60 years
Hotel | Sonesta agreements
Management Agreements and Leases [Line Items]
Number of properties owned	203	115