Consolidated Statements of Comprehensive (Loss) Income - USD ($) shares in Millions, $ in Millions		12 Months Ended
		Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Revenues
Revenues		$ 1,362	$ 852	$ 2,844
Operating expenses
Other property-level		191	258	219
Management fees		59	30	139
Impairment loss and casualty (gain) loss, net		9	696	(18)
Depreciation and amortization		281	298	264
Corporate general and administrative		62	63	62
Acquisition costs		0	10	70
Other		49	36	78
Total expenses		1,536	2,116	2,437
(Loss) gain on sales of assets, net		(5)	62	19
Operating (loss) income		(179)	(1,202)	426
Interest income		1	2	6
Interest expense		(258)	(213)	(140)
Equity in (losses) earnings from investments in affiliates		(7)	(22)	14
Other (loss) gain, net		(7)	(15)	45
(Loss) Income before income taxes		(450)	(1,450)	351
Income tax (expense) benefit		(2)	6	(35)
Net (loss) income		(452)	(1,444)	316
Net (income) loss attributable to noncontrolling interests		(7)	4	(10)
Net (loss) income attributable to stockholders		(459)	(1,440)	306
Other comprehensive income (loss) net of tax expense:
Currency translation adjustment, net of tax expense of $0, $0 and $4		0	4	3
Change in fair value of interest rate swap, net of tax expense of $0		2	(5)
Loss from interest rate swap reclassified into earnings		2
Total other comprehensive income (loss)		4	(1)	3
Comprehensive (loss) income		(448)	(1,445)	319
Comprehensive (loss) income attributable to noncontrolling interests		(7)	4	(10)
Comprehensive (loss) income attributable to stockholders		$ (455)	$ (1,441)	$ 309
(Loss) Earnings per share:
(Loss) Earnings per share - Basic	[1]	$ (1.95)	$ (6.11)	$ 1.44
(Loss) Earnings per share - Diluted	[1]	$ (1.95)	$ (6.11)	$ 1.44
Weighted average shares outstanding - Basic		236	236	212
Weighted average shares outstanding - Diluted		236	236	213
Rooms [Member]
Revenues
Revenues		$ 870	$ 526	$ 1,764
Operating expenses
Expenses		254	193	467
Food and Beverage [Member]
Revenues
Revenues		251	189	743
Operating expenses
Expenses		208	173	518
Ancillary Hotel [Member]
Revenues
Revenues		190	108	260
Other [Member]
Revenues
Revenues		51	29	77
Other Departmental and Support [Member]
Operating expenses
Expenses		$ 423	$ 359	$ 638

[1] Per share amounts are calculated based on unrounded numbers and are calculated independently for each period presented.