v3.26.1
Debt - Schedule of Debt (Detail)
$ in Millions
1 Months Ended
Jun. 30, 2026
USD ($)
letterOfCredit
Apr. 30, 2026
Dec. 31, 2025
USD ($)
Sep. 30, 2025
USD ($)
May 31, 2024
USD ($)
May 31, 2021
USD ($)
Sep. 30, 2020
USD ($)
Oct. 31, 2016
USD ($)
Debt Instrument [Line Items]                
Finance lease obligations $ 1   $ 1          
Long term debt and finance lease obligation, gross 3,932   3,856          
Less: unamortized deferred financing costs and discount (17)   (18)          
Total debt $ 3,915   $ 3,838          
Finance Lease, Liability, Statement of Financial Position [Extensible Enumeration] Total debt   Total debt          
Number of standby letters of credit permitted | letterOfCredit 1              
Revolver                
Debt Instrument [Line Items]                
Debt, gross $ 0   $ 0          
Interest rate (as a percent) 2.25%              
Line of credit, maximum borrowing capacity $ 1,000              
Standby Letters of Credit                
Debt Instrument [Line Items]                
Line of credit, maximum borrowing capacity 50              
HHV Mortgage Loan                
Debt Instrument [Line Items]                
Debt, gross $ 1,275   1,275         $ 1,275
Interest rate (as a percent) 4.20%              
Other mortgage loans                
Debt Instrument [Line Items]                
Debt, gross $ 231   355          
Debt, weighted average interest rate (as a percent) 4.48%              
Repayments of Senior Debt $ 120              
Unsecured Debt | 2024 Term Loan                
Debt Instrument [Line Items]                
Interest rate (as a percent) 2.20%              
Unsecured Debt | 2024 Term Loan                
Debt Instrument [Line Items]                
Debt, gross $ 200   200          
All-in rate 5.85%              
Delayed Draw Term Loan (DDTL) | 2025 Senior Notes                
Debt Instrument [Line Items]                
Debt, gross $ 200   0          
Interest rate (as a percent) 2.20%              
All-in rate 5.85%              
Proceeds from issuance of Senior Notes $ 200              
Delayed Draw Term Loan (DDTL) | Bonnet Creek Mortgage Loan                
Debt Instrument [Line Items]                
Debt, gross $ 0   0          
Interest rate (as a percent) 2.25% 2.25%            
Senior Notes | 2028 Senior Notes                
Debt Instrument [Line Items]                
Debt, gross $ 725   725          
Interest rate (as a percent) 5.88%              
Senior Notes | 2029 Senior Notes                
Debt Instrument [Line Items]                
Debt, gross $ 750   750          
Interest rate (as a percent) 4.88%              
Senior Notes | 2030 Senior Notes                
Debt Instrument [Line Items]                
Debt, gross $ 550   $ 550          
Interest rate (as a percent) 7.00%              
Finance Lease Obligation                
Debt Instrument [Line Items]                
Interest rate (as a percent) 6.88%              
PK Domestic and PK Finance Co-Issuer Inc | 2028 Senior Notes                
Debt Instrument [Line Items]                
Senior notes             $ 725  
PK Domestic and PK Finance Co-Issuer Inc | 2029 Senior Notes                
Debt Instrument [Line Items]                
Senior notes           $ 750    
PK Domestic and PK Finance Co-Issuer Inc | 2030 Senior Notes                
Debt Instrument [Line Items]                
Senior notes         $ 550      
Line of Credit | Delayed Draw Term Loan (DDTL)                
Debt Instrument [Line Items]                
Principal amount       $ 800