Annual report pursuant to Section 13 and 15(d)

Cover Page

v3.22.0.1
Cover Page - USD ($)
 12 Months Ended
Dec. 31, 2021
Jan. 31, 2022
Jun. 30, 2021
Cover [Abstract]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2021    
Current Fiscal Year End Date --12-31    
Document Transition Report false    
Entity File Number 001-38432    
Entity Registrant Name Wyndham Hotels & Resorts, Inc.    
Entity Incorporation, State or Country Code DE    
Entity Address, Address Line One 22 Sylvan Way    
Entity Address, City or Town Parsippany,    
Entity Address, State or Province NJ    
Entity Tax Identification Number 82-3356232    
Entity Address, Postal Zip Code 07054    
City Area Code 973    
Local Phone Number 753-6000    
Title of 12(b) Security Common Stock, Par Value $0.01 per share    
Trading Symbol WH    
Security Exchange Name NYSE    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Large Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag true    
Entity Shell Company false    
Entity Public Float     $ 6,700,000,000
Entity Common Stock, Shares Outstanding   92,305,604  
Documents Incorporated by Reference Portions of the Proxy Statement prepared for the 2022 Annual Meeting of Stockholders are incorporated by reference into Part III of this report.    
Amendment Flag false    
Document Fiscal Year Focus 2021    
Document Fiscal Period Focus FY    
Entity Central Index Key 0001722684