Management Agreements and Leases - IHG Agreement (Details) $ in Thousands	1 Months Ended			3 Months Ended		6 Months Ended
	Aug. 31, 2020 USD ($)	Jul. 31, 2020 USD ($)	Apr. 30, 2020 USD ($)	Jun. 30, 2020 USD ($) hotel	Jun. 30, 2019 USD ($)	Jun. 30, 2020 USD ($) hotel	Jun. 30, 2019 USD ($)	Dec. 31, 2019 USD ($)
Management Agreements and Leases [Line Items]
Security deposit balance				$ 9,276		$ 9,276		$ 109,403
Capital improvements from leased facilities, funded						$ 45,858	$ 37,189
IHG Agreement
Management Agreements and Leases [Line Items]
Percent of gross revenues from hotel operations placed in escrow or FF&E reserve						5.00%
Payments for capital advances			$ 37,000
Hotel
Management Agreements and Leases [Line Items]
Number of properties owned | hotel				329		329
Operating agreement annual rent and return						$ 32,628
Hotel | IHG Agreement
Management Agreements and Leases [Line Items]
Operating agreement annual rent and return						216,551
Realized returns and rents				$ 54,138	$ 51,617	108,223	101,201
Security deposit balance required to be maintained with entity				$ 37,000		37,000
Amount by which the cash flow available to pay the entity's minimum rent or return was more than the minimum amount						100,000
Increase (decrease) in available security deposit						(66,725)
Capital improvements from leased facilities, funded						3,900	$ 0
Increase (decrease) in annual minimum returns and rents						$ 312
Hotel | IHG Agreement | Subsequent event
Management Agreements and Leases [Line Items]
Operating agreement annual rent and return	$ 18,045	$ 8,395
Security deposit balance		$ 8,992
Hotel | IHG Agreement | Maximum
Management Agreements and Leases [Line Items]
Number of properties owned | hotel				103		103