v3.26.1
BUSINESS SEGMENTS - Schedule of Reconciliation of Adjusted EBITDA to Net Income or Loss (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Segment Reporting [Line Items]        
Total consolidated revenues $ 1,320 $ 1,246 $ 2,577 $ 2,446
Marketing and sales (281) (237) (523) (471)
Financing (42) (37) (83) (73)
Royalty fee (29) (28) (57) (56)
Interest expense (43) (42) (87) (82)
Depreciation and amortization (32) (38) (66) (76)
Share-based compensation expense (12) (12) (22) (19)
Amortization of cloud computing software implementation costs (2) (1) (3) (2)
Certain items (12) (16) (39) (21)
Provision for income taxes (37) (25) (60) (70)
NET INCOME ATTRIBUTABLE TO COMMON STOCKHOLDERS 77 69 99 125
Line of Credit | Warehouse Credit Facility        
Segment Reporting [Line Items]        
Interest expense   3   7
Cost of vacation ownership products        
Segment Reporting [Line Items]        
Expenses (43) (41) (89) (83)
Management and exchange        
Segment Reporting [Line Items]        
Expenses (121) (121) (241) (238)
Rental        
Segment Reporting [Line Items]        
Expenses (140) (125) (280) (248)
Operating segments        
Segment Reporting [Line Items]        
Total consolidated revenues 1,314 1,241 2,564 2,434
Segment Adjusted EBITDA 268 254 480 503
Operating segments | Vacation Ownership        
Segment Reporting [Line Items]        
Total consolidated revenues 1,260 1,188 2,453 2,323
Marketing and sales (281) (237) (523) (471)
Financing (42) (37) (83) (73)
Royalty fee (29) (28) (57) (56)
Other segment items (403) (409) (836) (785)
Segment Adjusted EBITDA 246 231 434 452
Operating segments | Vacation Ownership | Cost of vacation ownership products        
Segment Reporting [Line Items]        
Expenses (43) (41) (89) (83)
Operating segments | Vacation Ownership | Management and exchange        
Segment Reporting [Line Items]        
Expenses (73) (76) (145) (148)
Operating segments | Vacation Ownership | Rental        
Segment Reporting [Line Items]        
Expenses (143) (129) (286) (255)
Operating segments | Exchange & Third-Party Management        
Segment Reporting [Line Items]        
Total consolidated revenues 54 53 111 111
Other segment items (4) (1) (7) (2)
Segment Adjusted EBITDA 22 23 46 51
Operating segments | Exchange & Third-Party Management | Management and exchange        
Segment Reporting [Line Items]        
Expenses (28) (29) (58) (58)
Corporate and Other        
Segment Reporting [Line Items]        
Total consolidated revenues 6 5 13 12
Corporate and other $ (53) $ (51) $ (104) $ (108)