Consolidated Variable Interest Entities ("VIEs") and Investments in Affiliates - Schedule of Assets and Liabilities Included in Consolidated Balance Sheets (Detail) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Variable Interest Entity [Line Items]
Property and equipment, net	$ 7,459	$ 8,301
Cash and cash equivalents	717	906
Restricted cash	33	33
Accounts receivable, net	112	129
Prepaid expenses	59	58
Debt	3,765	3,892
Accounts payable and accrued expenses	210	220
Due to hotel managers	131	141
Other liabilities	200	172
Variable Interest Entities
Variable Interest Entity [Line Items]
Property and equipment, net	209	208
Cash and cash equivalents	17	21
Restricted cash	2	2
Accounts receivable, net	5	4
Prepaid expenses	3	2
Debt	202	205
Accounts payable and accrued expenses	11	8
Due to hotel managers	2	2
Other liabilities	$ 3	$ 4