v3.25.1
Long-Term Debt - Schedule of Future Maturities of Long-Term Debt (Details) - USD ($)
$ in Thousands
Mar. 31, 2025
Jun. 30, 2024
May 02, 2024
Jun. 26, 2019
Debt Disclosure [Abstract]        
2025 $ 0      
2026 23,900      
2027 0      
2028 0      
2029 618,217      
Thereafter 0      
Total 642,117      
Debt Instrument [Line Items]        
Debt instrument, face amount   $ 651,300    
Term Loan due 2026        
Debt Instrument [Line Items]        
Debt instrument, face amount     $ 1,200  
Term Loan due 2026 | Cumulus Media New Holdings Inc.        
Debt Instrument [Line Items]        
Debt instrument, face amount     328,300  
Term Loan due 2029        
Debt Instrument [Line Items]        
Debt instrument, face amount     311,800  
Term Loan due 2029 | Secured Debt        
Debt Instrument [Line Items]        
Debt instrument, unamortized discount 14,000      
Term Loan due 2029 | Cumulus Media New Holdings Inc.        
Debt Instrument [Line Items]        
Debt instrument, face amount     311,800  
Debt instrument, unamortized discount     16,500  
Senior Notes due 2026 | Senior Notes        
Debt Instrument [Line Items]        
Debt instrument, face amount     23,200 $ 500,000
Senior Notes due 2026 | Cumulus Media New Holdings Inc. | Senior Notes        
Debt Instrument [Line Items]        
Debt instrument, face amount     323,000  
Senior Notes Due 2029 | Senior Notes        
Debt Instrument [Line Items]        
Debt instrument, face amount     306,400  
Debt instrument, unamortized discount $ 14,100      
Senior Notes Due 2029 | Cumulus Media New Holdings Inc. | Senior Notes        
Debt Instrument [Line Items]        
Debt instrument, face amount     306,400  
Debt instrument, unamortized discount     $ 16,600