v3.24.0.1
Cover Page - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2023
Feb. 21, 2024
Jun. 30, 2023
Cover [Abstract]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2023    
Current Fiscal Year End Date --12-31    
Document Transition Report false    
Entity File Number 001-32663    
Entity Registrant Name CLEAR CHANNEL OUTDOOR HOLDINGS, INC.    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 88-0318078    
Entity Address, Address Line One 4830 North Loop 1604 West,    
Entity Address, Address Line Two Suite 111    
Entity Address, City or Town San Antonio,    
Entity Address, State or Province TX    
Entity Address, Postal Zip Code 78249    
City Area Code (210)    
Local Phone Number 547-8800    
Title of 12(b) Security Common Stock, $0.01 par value per share    
Trading Symbol CCO    
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 Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag true    
Document Financial Statement Error Correction [Flag] false    
Entity Shell Company false    
Entity Public Float     $ 416.2
Entity Bankruptcy Proceedings, Reporting Current true    
Entity Common Stock, Shares Outstanding   483,720,129  
Documents Incorporated by Reference
Portions of our Definitive Proxy Statement for the 2024 Annual Meeting of Stockholders, expected to be filed within 120 days of our fiscal year ended December 31, 2023, are incorporated by reference into Part III of this Form 10-K.
    
Amendment Flag false    
Document Fiscal Year Focus 2023    
Document Fiscal Period Focus FY    
Entity Central Index Key 0001334978