Property and Equipment - Additional Information (Detail) $ in Millions	12 Months Ended
	Dec. 31, 2019 USD ($) Room	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($) Room	Oct. 31, 2016 USD ($) Room
Property, Plant and Equipment [Line Items]
Depreciation	$ 262	$ 273	$ 283
Other gain, net	46	102
Casualty (gain) loss and impairment loss, net	(18)	(1)	$ 26
Hurricanes Irma and Maria [Member]
Property, Plant and Equipment [Line Items]
Insurance receivable	70	119
Reimbursements expense	3	6
Casualty (gain) loss and impairment loss, net	(18)
Gain on insurance recovered in excess of insurance receivable	27
Loss on property damage insurance not recovered	9
Expenses on property and equipment from hurricane damage		35
Loss on property and equipment from hurricane damage		22
Additional insurance receivable recognized for property and equipment damaged from hurricanes		57
Hurricanes Irma and Maria [Member] | Other Assets [Member]
Property, Plant and Equipment [Line Items]
Insurance settlements receivable on hurricanes damage	4	25
Hurricanes Irma and Maria [Member] | Ancillary Hotel [Member]
Property, Plant and Equipment [Line Items]
Business interruption insurance recovery	28	25
Hurricanes Irma and Maria [Member] | Property Damage [Member]
Property, Plant and Equipment [Line Items]
Insurance receivable	$ 39
Hilton Waikoloa Village [Member]
Property, Plant and Equipment [Line Items]
Number of hotel rooms | Room	466
Net book value of assets				$ 177
Lease expiration month and year	2019-12
Number of rooms released | Room			134
Derecognized property and equipment, net	$ 123	3	$ 38
Liability related to derecognized property and equipment, net	135	$ 3	$ 39
Other gain, net	$ 12
Hilton Waikoloa Village [Member] | Time Share Project [Member]
Property, Plant and Equipment [Line Items]
Number of hotel rooms | Room				600