Revenue - Summary of Disaggregated Hotel Revenues by Market Locations (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Disaggregation Of Revenue [Line Items]
Total revenues	$ 1,381	$ 649	$ 2,455	$ 1,048
Maui/Oahu
Disaggregation Of Revenue [Line Items]
Total revenues	126	98	242	142
Orlando
Disaggregation Of Revenue [Line Items]
Total revenues	129	36	237	45
Florida Gulf Coast
Disaggregation Of Revenue [Line Items]
Total revenues	100	85	231	166
Phoenix
Disaggregation Of Revenue [Line Items]
Total revenues	101	63	212	117
San Diego
Disaggregation Of Revenue [Line Items]
Total revenues	118	41	205	55
Miami
Disaggregation Of Revenue [Line Items]
Total revenues	69	56	152	112
New York
Disaggregation Of Revenue [Line Items]
Total revenues	93	25	143	36
San Francisco/San Jose
Disaggregation Of Revenue [Line Items]
Total revenues	90	25	142	36
Washington, D.C. (Central Business District)
Disaggregation Of Revenue [Line Items]
Total revenues	92	20	130	43
Jacksonville
Disaggregation Of Revenue [Line Items]
Total revenues	39	29	68	43
Los Angeles/Orange County
Disaggregation Of Revenue [Line Items]
Total revenues	35	29	60	39
Houston
Disaggregation Of Revenue [Line Items]
Total revenues	31	19	57	32
San Antonio
Disaggregation Of Revenue [Line Items]
Total revenues	29	12	56	19
Chicago
Disaggregation Of Revenue [Line Items]
Total revenues	39	9	53	13
New Orleans
Disaggregation Of Revenue [Line Items]
Total revenues	29	10	49	13
Boston
Disaggregation Of Revenue [Line Items]
Total revenues	30	10	48	13
Austin
Disaggregation Of Revenue [Line Items]
Total revenues	26	6	46	7
Seattle
Disaggregation Of Revenue [Line Items]
Total revenues	27	5	37	7
Philadelphia
Disaggregation Of Revenue [Line Items]
Total revenues	23	11	36	16
Denver
Disaggregation Of Revenue [Line Items]
Total revenues	24	9	36	12
Northern Virginia
Disaggregation Of Revenue [Line Items]
Total revenues	23	12	35	19
Atlanta
Disaggregation Of Revenue [Line Items]
Total revenues	17	18	30	29
Other
Disaggregation Of Revenue [Line Items]
Total revenues	72	18	123	29
United States
Disaggregation Of Revenue [Line Items]
Total revenues	1,362	646	2,428	1,043
International
Disaggregation Of Revenue [Line Items]
Total revenues	$ 19	$ 3	$ 27	$ 5