Quarterly report [Sections 13 or 15(d)]

Stock-Based Compensation (Narrative) (Details)

v3.25.1
Stock-Based Compensation (Narrative) (Details) - USD ($)
shares in Millions
3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
May 14, 2018
Restricted Stock Units (RSUs) [Member] | Key employees and senior officers      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Value of awards granted $ 31,000,000    
Vesting period 4 years    
Performance Shares | Key employees and senior officers      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Maximum value of awards authorized for grant $ 20,000,000    
Performance Shares | Key employees and senior officers | Minimum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Target award percentage 0.00%    
Performance Shares | Key employees and senior officers | Maximum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Target award percentage 200.00%    
Wyndham Hotels & Resorts, Inc. 2018 Equity and Incentive Plan      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Maximum number of shares approved (in shares)     10.0
Remaining shares available (in shares) 4.2    
Share-Based Payment Arrangement, Expense $ 10,000,000 $ 10,000,000  
Wyndham Hotels & Resorts, Inc. 2018 Equity and Incentive Plan | Transaction related costs      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-Based Payment Arrangement, Expense $ 1,000,000