Debt - Schedule of Debt (Parenthetical) (Detail) - USD ($)			1 Months Ended		3 Months Ended		12 Months Ended
		Apr. 01, 2021	Sep. 30, 2020	May 31, 2020	Mar. 31, 2021		Dec. 31, 2020		Oct. 31, 2016
Debt Instrument [Line Items]
Debt instrument, interest rate				0.25%
2019 Term Facility [Member]
Debt Instrument [Line Items]
Debt, gross	[1],[2]				$ 670,000,000		$ 670,000,000
Debt instrument description of interest rate					LIBOR floor of 25 basis points
Revolver [Member]
Debt Instrument [Line Items]
Debt, gross	[2]				$ 601,000,000		601,000,000
Maturity Date, end year	[2],[3]				2023
Debt instrument description of interest rate					LIBOR floor of 25 basis points
Revolver [Member] | Debt Amendment [Member]
Debt Instrument [Line Items]
Line of credit facility, increase in aggregate commitments			$ 75,000,000
Line of credit facility, maximum borrowing capacity			1,075,000,000.000
Aggregate commitments			$ 901,000,000
Line of credit facility, expiration period			2 years
Debt instrument, maturity date end year			Dec. 31, 2023
Line of credit facility, remaining borrowing capacity			$ 174,000,000
Debt instrument, maturity date start year			Dec. 31, 2021
SF CMBS Loan [Member]
Debt Instrument [Line Items]
Debt, gross					$ 725,000,000	[4]	725,000,000	[4]	$ 725,000,000
HHV CMBS Loan [Member]
Debt Instrument [Line Items]
Debt, gross					$ 1,275,000,000	[4]	1,275,000,000	[4]	$ 1,275,000,000
Hilton Denver City Center Mortgage Loan [Member]
Debt Instrument [Line Items]
Maturity Date, end year					2042
Debt instrument, call date earliest					Aug. 31, 2022
Doubletree Spokane JV Mortgage Loan [Member]
Debt Instrument [Line Items]
Debt, gross							$ 12,000,000
Debt instrument, call date earliest							Oct. 06, 2021
Doubletree Spokane JV Mortgage Loan [Member] | Subsequent Event [Member]
Debt Instrument [Line Items]
Debt instrument default rate		6.55%
W Chicago City Centre [Member]
Debt Instrument [Line Items]
Debt Instrument, payment					$ 75,000,000
PK Domestic and PK Finance Co-Issuer Inc [Member] | 2025 Senior Secured Notes [Member]
Debt Instrument [Line Items]
Senior Secured Notes			$ 650,000,000	$ 650,000,000
PK Domestic and PK Finance Co-Issuer Inc [Member] | 2028 Senior Secured Notes [Member]
Debt Instrument [Line Items]
Senior Secured Notes			$ 725,000,000	$ 725,000,000

[1] In August 2019, the Company, our Operating Company and PK Domestic entered into a term loan facility (the “2019 Term Facility”).

[2] In May 2020, we amended our credit and term loan facilities to add a LIBOR floor of 25 basis points.

[3] In September 2020, we increased our aggregate commitments under the Revolver by $75 million to $1.075 billion and extended the maturity date with respect to $901 million of the aggregate commitments for two years to December 2023, including all $75 million of the increased Revolver commitments. The maturity date for the remaining $174 million of commitments under the Revolver is December 2021.

[4] In October 2016, we entered into a $725 million CMBS loan secured by the Hilton San Francisco Union Square and the Parc 55 Hotel San Francisco (“SF CMBS Loan”) and a $1.275 billion CMBS loan secured by the Hilton Hawaiian Village Waikiki Beach Resort (“HHV CMBS Loan”).