Condensed Consolidated Statements of Comprehensive Loss (Parenthetical) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Income Statement [Abstract]
Change in fair value of interest rate swap, tax	$ 0	$ 0

Other comprehensive income (loss) change in fair value of interest rate swap tax.

No definition available.

Name:	pk_OtherComprehensiveIncomeLossChangeInFairValueOfInterestRateSwapTax
Namespace Prefix:	pk_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration