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Cover Page - USD ($)
 12 Months Ended
Dec. 31, 2022
Feb. 14, 2023
Jun. 30, 2022
Cover [Abstract]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2022    
Current Fiscal Year End Date --12-31    
Document Transition Report false    
Entity File Number 001-13393    
Entity Registrant Name CHOICE HOTELS INTERNATIONAL INC /DE    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 52-1209792    
Entity Address, Address Line One 1 Choice Hotels Circle    
Entity Address, Address Line Two Suite 400    
Entity Address, City or Town Rockville,    
Entity Address, State or Province MD    
Entity Address, Postal Zip Code 20850    
City Area Code 301    
Local Phone Number 592-5000    
Title of 12(b) Security Common Stock, Par Value $0.01 per share    
Trading Symbol CHH    
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     $ 4,082,499,429
Entity Common Stock, Shares Outstanding   51,445,079  
Documents Incorporated by Reference Certain portions of our definitive proxy statement, to be filed with the Securities and Exchange Commission pursuant to Regulation 14A in connection with the Annual Meeting of Shareholders to be held on May 18, 2023, are incorporated by reference under Part III of this Form 10-K.    
Entity Central Index Key 0001046311    
Document Fiscal Year Focus 2022    
Document Fiscal Period Focus FY    
Amendment Flag false