Annual report pursuant to Section 13 and 15(d)

Revenue Recognition (Performance Obligations) (Details)

v3.22.4
Revenue Recognition (Performance Obligations) (Details) - USD ($)
$ in Millions
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Contract liabilities $ 400 $ 382 $ 448 $ 539
Subscription revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Contract liabilities 164 166    
VOI trial package revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Contract liabilities 101 85    
VOI incentive revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Contract liabilities 70 55    
Exchange-related revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Contract liabilities [1] 53 61    
Co-branded credit card programs revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Contract liabilities 9 12    
Other revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Contract liabilities $ 3 $ 3    
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-01-01        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 315      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-01-01 | Subscription revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 95      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-01-01 | VOI trial package revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 94      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-01-01 | VOI incentive revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 70      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-01-01 | Exchange-related revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 50      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-01-01 | Co-branded credit card programs revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 3      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-01-01 | Other revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 3      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-01-01        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 47      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-01-01 | Subscription revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 38      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-01-01 | VOI trial package revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 3      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-01-01 | VOI incentive revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 0      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-01-01 | Exchange-related revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 3      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-01-01 | Co-branded credit card programs revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 3      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-01-01 | Other revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 0      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-01-01        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 21      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-01-01 | Subscription revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 16      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-01-01 | VOI trial package revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 2      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-01-01 | VOI incentive revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 0      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-01-01 | Exchange-related revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 0      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-01-01 | Co-branded credit card programs revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 3      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-01-01 | Other revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 0      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-01-01        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 17      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-01-01 | Subscription revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 15      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-01-01 | VOI trial package revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 2      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-01-01 | VOI incentive revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 0      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-01-01 | Exchange-related revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 0      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-01-01 | Co-branded credit card programs revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 0      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-01-01 | Other revenue        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 1 year      
Remaining performance obligations $ 0      
[1] Includes contractual liabilities to accommodate members for cancellations initiated by the Company due to unexpected events. These amounts are included within Accrued expenses and other liabilities on the Consolidated Balance Sheets.