Acquisitions, Dispositions and Assets Held for Sale - Summary of Assets and Liabilities Held for Sale (Detail) - USD ($) $ in Millions		Dec. 31, 2019	Dec. 31, 2017
Assets:
Property and equipment, net		$ 62
Hilton São Paolo [Member]
Assets:
Property and equipment, net		62	$ 31
Cash and cash equivalents		7
Accounts receivable		2
Total Assets Held for Sale		71
Liabilities:
Liabilities related to assets held for sale	[1]	6
Total Liabilities Held for Sale		$ 6

[1] Amounts included in Other liabilities in our consolidated balance sheet as of December 31, 2019.