Consolidated Variable Interest Entities ("VIEs") and Investments in Affiliates - Schedule of Investments in Affiliates (Detail) - USD ($) $ in Millions		Sep. 30, 2022	Dec. 31, 2021
Schedule Of Equity Method Investments [Line Items]
Investments in affiliates		$ 4	$ 15
Hilton San Diego Bayfront [Member]
Schedule Of Equity Method Investments [Line Items]
Ownership Percentage	[1]		25.00%
Investments in affiliates	[1]	0	$ 11
All others (5 hotels) [Member]
Schedule Of Equity Method Investments [Line Items]
Investments in affiliates		$ 4	$ 4
All others (5 hotels) [Member] | Minimum [Member]
Schedule Of Equity Method Investments [Line Items]
Ownership Percentage		20.00%
All others (5 hotels) [Member] | Maximum [Member]
Schedule Of Equity Method Investments [Line Items]
Ownership Percentage		50.00%

[1] In June 2022, we sold our ownership interests in the joint ventures that own and operate the Hilton San Diego Bayfront. Refer to Note 3: "Dispositions" for additional information.