Consolidated Variable Interest Entities ("VIEs") and Investments in Affiliates - Additional Information (Detail) $ in Millions	Dec. 31, 2021 USD ($) Entity	Dec. 31, 2020 USD ($)
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Number of consolidated VIEs \| Entity	3
Debt of unconsolidated joint ventures \| $	$ 943	$ 943

Number of consolidated variable interest entities.

No definition available.

Name:	pk_NumberOfConsolidatedVariableInterestEntities
Namespace Prefix:	pk_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant