v3.26.1
DEBT AND NON-RECOURSE DEBT - Narrative (Details) - USD ($)
6 Months Ended
Jul. 17, 2026
Jun. 30, 2026
Jun. 30, 2025
May 31, 2026
Apr. 30, 2026
Dec. 31, 2025
Debt Instrument [Line Items]            
Remaining borrowing capacity   $ 463,000,000        
Accumulated other comprehensive loss, qualifying as hedge   18,000,000       $ 18,000,000
Cash paid for interest   137,000,000 $ 148,000,000      
Timeshare financing receivables, gross   4,978,000,000       4,314,000,000
Securitized            
Debt Instrument [Line Items]            
Timeshare financing receivables, gross   $ 300,000,000     $ 500,000,000  
Overall advance rate   98.00%     98.00%  
Reserves Related to Non-Recourse Debt            
Debt Instrument [Line Items]            
Restricted cash   $ 120,000,000       142,000,000
4.67% Timeshare Facility            
Debt Instrument [Line Items]            
Debt instrument, face amount         $ 210,000,000  
Interest rate, stated percentage         4.67%  
5.01% Timeshare Facility            
Debt Instrument [Line Items]            
Debt instrument, face amount         $ 161,000,000  
Interest rate, stated percentage         5.01%  
5.36% Timeshare Facility            
Debt Instrument [Line Items]            
Debt instrument, face amount         $ 83,000,000  
Interest rate, stated percentage         5.36%  
7.21% Timeshare Facility            
Debt Instrument [Line Items]            
Debt instrument, face amount         $ 46,000,000  
Interest rate, stated percentage         7.21%  
Timeshare Facility            
Debt Instrument [Line Items]            
Debt issuance costs   5,000,000     $ 6,000,000  
4.83% Timeshare Facility            
Debt Instrument [Line Items]            
Debt instrument, face amount   $ 119,000,000        
Interest rate, stated percentage   4.83%        
5.54% Timeshare Facility            
Debt Instrument [Line Items]            
Debt instrument, face amount   $ 51,000,000        
Interest rate, stated percentage   5.54%        
5.10% Timeshare Facility            
Debt Instrument [Line Items]            
Debt instrument, face amount   $ 99,000,000        
Interest rate, stated percentage   5.10%        
6.00% Timeshare Facility            
Debt Instrument [Line Items]            
Debt instrument, face amount   $ 31,000,000        
Interest rate, stated percentage   6.00%        
NBA Receivables Facility            
Debt Instrument [Line Items]            
Outstanding borrowings, percentage   15.00%        
Recourse portion subject to exceptions   $ 5,000,000        
Line of Credit | Term loan B due 2028            
Debt Instrument [Line Items]            
Total debt, gross   $ 847,000,000       851,000,000
Interest rate, stated percentage   5.644%        
Line of Credit | Term loan B due 2028 | Subsequent Event            
Debt Instrument [Line Items]            
Total debt, gross $ 850,000,000          
Variable rate 2.00%          
Secured Debt            
Debt Instrument [Line Items]            
Total debt, gross   $ 2,933,000,000       2,751,000,000
Cash paid for interest   61,000,000 $ 50,000,000      
Debt issuance costs   34,000,000       30,000,000
Secured Debt | Timeshare Facility Due 2025            
Debt Instrument [Line Items]            
Remaining borrowing capacity   755,000,000        
Secured Debt | Timeshare Facility Due 2029            
Debt Instrument [Line Items]            
Total debt, gross   245,000,000   $ 1,000,000,000.0 $ 850,000,000 615,000,000
Revolving Credit Facility            
Debt Instrument [Line Items]            
Debt issuance costs   2,000,000       $ 3,000,000
Revolving Credit Facility | Senior Secured Credit Facilities            
Debt Instrument [Line Items]            
Letters of credit outstanding, amount   $ 72,000,000        
Revolving Credit Facility | Line of Credit | Term loan B due 2028            
Debt Instrument [Line Items]            
Derivative fixed interest rate   1.55%        
Derivative, notional amount   $ 550,000,000        
Cash Collateral Secured Credit Facilities            
Debt Instrument [Line Items]            
Letters of credit outstanding, amount   $ 1,000,000