Supplemental Disclosures of Cash Flow Information (Detail) - USD ($)	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Supplemental Disclosure of Cash Flow Information [Line Items]
Interest Paid	$ 118,000,000	$ 169,000,000	$ 176,000,000
Income taxes paid	16,000,000	0	0
Capital expenditures included within accounts Payable and accrued expenses	$ 20,000,000	2,000,000	2,000,000
Common stock shares issued	441,000,000
Unpaid and accrued dividends	$ 120,000,000
Non-cash equity contribution related to obligation paid			2,000,000
Bonnet Creek Loan [Member]
Supplemental Disclosure of Cash Flow Information [Line Items]
Non-cash equity contribution from parent		292,000,000
Mortgage loan assumed			$ 450,000,000
Note Payable and Accrued Interest [Member]
Supplemental Disclosure of Cash Flow Information [Line Items]
Non-cash equity contribution from parent		45,000,000
New York Hilton Midtown and Hilton Waikoloa Village [Member]
Supplemental Disclosure of Cash Flow Information [Line Items]
Derecognized property and equipment, net	70,000,000
Non-cash equity distribution to parent		203,000,000
New York Hilton Midtown and Hilton Waikoloa Village [Member] | Hilton Grand Vacations [Member]
Supplemental Disclosure of Cash Flow Information [Line Items]
Liability related to derecognized property and equipment, net	$ 72,000,000
Embassy Suites Washington, D.C. [Member]
Supplemental Disclosure of Cash Flow Information [Line Items]
Derecognized property and equipment, net		40,000,000
Non-cash equity distribution to parent		33,000,000
Double Tree Hotel Missoula/Edgewater and Hilton Templepatrick Hotel & Country Club [Member]
Supplemental Disclosure of Cash Flow Information [Line Items]
Non-cash equity distribution related to distribution of interests in entities		$ 20,000,000