v3.26.3
Variable Interest Entities (Summary Of Total Vacation Ownership Receivables And Other Securitized Assets, Net Of Securitized Liabilities And Allowance For Loan Losses) (Details) - USD ($)
$ in Millions
Sep. 30, 2026
Dec. 31, 2025
Sep. 30, 2025
Dec. 31, 2024
Schedule Of Transfer And Financial Assets [Line Items]        
Non-securitized contract receivables $ 3,434 $ 3,301    
Financing Receivable, Allowance for Credit Loss (748) (663) $ (654) $ (614)
Non Securitized Receivable [Member]        
Schedule Of Transfer And Financial Assets [Line Items]        
Non-securitized contract receivables 1,263 1,020    
Variable Interest Entity, Primary Beneficiary [Member] | Non Securitized Receivable [Member]        
Schedule Of Transfer And Financial Assets [Line Items]        
SPE assets in excess of SPE liabilities 259 270    
Non-securitized contract receivables 1,263 1,020    
Financing Receivable, Allowance for Credit Loss (748) (663)    
Total, net $ 774 $ 627