Hotel Management Agreements and Leases - InterContinental (Details) $ in Thousands	3 Months Ended		9 Months Ended	12 Months Ended
	Mar. 31, 2018 USD ($) hotel	Mar. 31, 2017 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2017 USD ($)
Management Agreements and Leases [Line Items]
Security deposit balance	$ 119,356				$ 126,078
Capital improvements from leased facilities, funded	26,483	$ 32,731
Hotel
Management Agreements and Leases [Line Items]
Amount by which the cash flow available to pay the entity's minimum rent or return was more than the minimum amount	$ 1,275	2,791
InterContinental agreement | Hotel
Management Agreements and Leases [Line Items]
Number of real estate properties leased or managed | hotel	99
Operating agreement annual rent and return	$ 189,261
Realized returns and rents	47,315	41,608
Additional returns realized		$ 311
Security deposit balance required to be maintained with entity	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
Replenishment (utilization) of security deposit	5,868
Security deposit balance	$ 94,132
Percentage increase in minimum returns	8.00%
Minimum | Hotel
Management Agreements and Leases [Line Items]
Number of real estate properties leased or managed | hotel	1
Forecast | InterContinental agreement | Hotel
Management Agreements and Leases [Line Items]
Capital improvements from leased facilities, funded			$ 81,700	$ 16,100