Fair Value Measurements and Interest Rate Derivatives - Fair Value Measurements (Details) - USD ($) $ in Thousands	3 Months Ended				12 Months Ended
	Dec. 31, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Asset Impairment Charges
Impairment losses					$ 146,944	$ 24,713	$ 1,394
Liabilities:
Interest rate derivative liabilities	$ 5,710			$ 1,081	5,710	1,081
Renaissance Harborplace
Asset Impairment Charges
Impairment losses					18,100	24,713
Renaissance Harborplace | Investment in Hotel Properties
Asset Impairment Charges
Impairment losses					18,100	24,700
Hilton Times Square
Asset Impairment Charges
Impairment losses					107,857
Hilton Times Square | Investment in Hotel Properties
Asset Impairment Charges
Impairment losses					89,400
Hilton Times Square | Operating Lease Right-Of-Use Asset
Asset Impairment Charges
Operating lease impairment loss			$ 18,500
Renaissance Westchester
Asset Impairment Charges
Impairment losses					18,685
Renaissance Westchester | Investment in Hotel Properties
Asset Impairment Charges
Impairment losses					18,700
Abandoned hotel project
Asset Impairment Charges
Impairment losses					2,302
Abandoned hotel project | Investment in Hotel Properties
Asset Impairment Charges
Impairment losses			2,300		2,300
Houston Hotels
Asset Impairment Charges
Impairment losses							1,394
Level 2
Assets:
Total assets	14,125				14,125
Liabilities:
Total liabilities	5,710			1,081	5,710	1,081
Level 2 | Interest Rate Swap
Liabilities:
Interest rate derivative liabilities	5,710			1,081	5,710	1,081
Level 2 | Renaissance Harborplace | Investment in Hotel Properties
Asset Impairment Charges
Impairment losses		$ 18,100
Level 2 | Renaissance Westchester
Assets:
Asset measured at fair value	14,125				14,125
Level 2 | Renaissance Westchester | Investment in Hotel Properties
Asset Impairment Charges
Impairment losses	13,500		5,200
Assets:
Asset measured at fair value	14,100		29,500		14,100
Level 3
Assets:
Total assets				96,725		96,725
Level 3 | Renaissance Harborplace
Assets:
Asset measured at fair value				96,725		96,725
Level 3 | Renaissance Harborplace | Investment in Hotel Properties
Asset Impairment Charges
Impairment losses				24,700
Level 3 | Hilton Times Square
Asset Impairment Charges
Impairment losses			107,900
Assets:
Asset measured at fair value			61,300
Level 3 | Hilton Times Square | Investment in Hotel Properties
Asset Impairment Charges
Impairment losses			89,400
Level 3 | Hilton Times Square | Operating Lease Right-Of-Use Asset
Asset Impairment Charges
Operating lease impairment loss			$ 18,500
Level 3 | Houston Hotels
Asset Impairment Charges
Impairment losses							$ 1,400
Total at the end of the period
Assets:
Total assets	14,125			96,725	14,125	96,725
Liabilities:
Total liabilities	5,710			1,081	5,710	1,081
Total at the end of the period | Interest Rate Swap
Liabilities:
Interest rate derivative liabilities	5,710			1,081	5,710	1,081
Total at the end of the period | Renaissance Harborplace
Assets:
Asset measured at fair value				$ 96,725		$ 96,725
Total at the end of the period | Renaissance Westchester
Assets:
Asset measured at fair value	$ 14,125				$ 14,125