Cover
Cover | Feb. 11, 2021 | Feb. 09, 2021 |
Cover [Abstract] | ||
Document Type | 8-K | |
Document Period End Date | Feb. 11, 2021 | |
Entity Registrant Name | CUMULUS MEDIA INC | |
Entity Central Index Key | 0001058623 | |
Amendment Flag | false | |
Entity Incorporation, State or Country Code | DE | |
Entity File Number | 001-38108 | |
Entity Tax Identification Number | 82-5134717 | |
Entity Address, Address Line One | 3280 Peachtree Road, N.W., SuiteĀ 2200 | |
Entity Address, City or Town | Atlanta | |
Entity Address, State or Province | GA | |
Entity Address, Postal Zip Code | 30305 | |
City Area Code | (404) | |
Local Phone Number | 949-0700 | |
Written Communications | false | |
Soliciting Material | false | |
Pre-commencement Tender Offer | false | |
Pre-commencement Issuer Tender Offer | false | |
Title of 12(b) Security | Class A common stock$0.0000001 per share | |
Trading Symbol | CMLS | |
Security Exchange Name | NASDAQ | |
Entity Emerging Growth Company | false |