v3.24.2
Revenue Recognition Revenue Recognition (Disaggregation of Net Revenues) (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2024
Jun. 30, 2023
Disaggregation of Revenue [Line Items]        
Net revenues $ 985 $ 949 $ 1,900 $ 1,829
Operating Segments        
Disaggregation of Revenue [Line Items]        
Net revenues 984 947 1,903 1,832
Corporate and other        
Disaggregation of Revenue [Line Items]        
Net revenues [1] 1 2 (3) (3)
Corporate and other | Ancillary revenues        
Disaggregation of Revenue [Line Items]        
Net revenues 1 3 1 3
Corporate and other | Eliminations        
Disaggregation of Revenue [Line Items]        
Net revenues 0 (1) (4) (6)
Vacation Ownership | Operating Segments        
Disaggregation of Revenue [Line Items]        
Net revenues 807 768 1,533 1,453
Vacation Ownership | Operating Segments | Vacation Ownership Interest Sales        
Disaggregation of Revenue [Line Items]        
Net revenues 441 401 810 739
Vacation Ownership | Operating Segments | Property management fees and reimbursable revenues        
Disaggregation of Revenue [Line Items]        
Net revenues 210 205 421 404
Vacation Ownership | Operating Segments | Consumer financing        
Disaggregation of Revenue [Line Items]        
Net revenues 111 103 221 206
Vacation Ownership | Operating Segments | Fee-for-Service commissions        
Disaggregation of Revenue [Line Items]        
Net revenues 27 41 45 67
Vacation Ownership | Operating Segments | Ancillary revenues        
Disaggregation of Revenue [Line Items]        
Net revenues 18 18 36 37
Travel and Membership | Operating Segments        
Disaggregation of Revenue [Line Items]        
Net revenues 177 179 370 379
Travel and Membership | Operating Segments | Ancillary revenues        
Disaggregation of Revenue [Line Items]        
Net revenues 7 7 14 15
Travel and Membership | Operating Segments | Transaction revenues        
Disaggregation of Revenue [Line Items]        
Net revenues 126 126 266 273
Travel and Membership | Operating Segments | Subscription revenues        
Disaggregation of Revenue [Line Items]        
Net revenues $ 44 $ 46 $ 90 $ 91
[1] Includes the elimination of transactions between segments.