v3.26.1
BUSINESS SEGMENTS - Schedule of Reconciliation of Adjusted EBITDA to Net Income or Loss (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Segment Reporting Information [Line Items]    
Total consolidated revenues $ 1,257 $ 1,200
Marketing and sales (242) (234)
Financing (41) (36)
Royalty fee (28) (28)
Interest expense (44) (40)
Depreciation and amortization (34) (38)
Share-based compensation expense (10) (7)
Amortization of cloud computing software implementation costs (1) (1)
Certain items (27) (5)
Provision for income taxes (23) (45)
NET INCOME ATTRIBUTABLE TO COMMON STOCKHOLDERS 22 56
Line of Credit | Warehouse Credit Facility    
Segment Reporting Information [Line Items]    
Interest expense   4
Cost of vacation ownership products    
Segment Reporting Information [Line Items]    
Expenses (46) (42)
Management and exchange    
Segment Reporting Information [Line Items]    
Expenses (120) (117)
Rental    
Segment Reporting Information [Line Items]    
Expenses (140) (123)
Operating segments    
Segment Reporting Information [Line Items]    
Total consolidated revenues 1,250 1,193
Segment Adjusted EBITDA 212 249
Operating segments | Vacation Ownership    
Segment Reporting Information [Line Items]    
Total consolidated revenues 1,193 1,135
Marketing and sales (242) (234)
Financing (41) (36)
Royalty fee (28) (28)
Other segment items (433) (376)
Segment Adjusted EBITDA 188 221
Operating segments | Vacation Ownership | Cost of vacation ownership products    
Segment Reporting Information [Line Items]    
Expenses (46) (42)
Operating segments | Vacation Ownership | Management and exchange    
Segment Reporting Information [Line Items]    
Expenses (72) (72)
Operating segments | Vacation Ownership | Rental    
Segment Reporting Information [Line Items]    
Expenses (143) (126)
Operating segments | Exchange & Third-Party Management    
Segment Reporting Information [Line Items]    
Total consolidated revenues 57 58
Other segment items (3) (1)
Segment Adjusted EBITDA 24 28
Operating segments | Exchange & Third-Party Management | Management and exchange    
Segment Reporting Information [Line Items]    
Expenses (30) (29)
Corporate and Other    
Segment Reporting Information [Line Items]    
Total consolidated revenues 7 7
Corporate and other $ (51) $ (57)