| Cover | Feb. 24, 2025 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Document Period End Date | Feb. 24, 2025 |
| Entity Registrant Name | CLEAR CHANNEL OUTDOOR HOLDINGS, INC. |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 001-32663 |
| Entity Tax Identification Number | 88-0318078 |
| Entity Address, Address Line One | 4830 North Loop 1604W |
| 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 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock, $0.01 par value per share |
| Trading Symbol | CCO |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
| Entity Central Index Key | 0001334978 |
| Amendment Flag | false |
