v2.4.1.9
ACQUISITIONS, DIVESTITURES AND PRO FORMA SUMMARY (Details) (USD $)
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Acquisition [Line Items]    
Payments to Acquire Businesses, Gross $ 0us-gaap_PaymentsToAcquireBusinessesGross $ 0us-gaap_PaymentsToAcquireBusinessesGross
LFM [Member]    
Acquisition [Line Items]    
Purchases of radio station assets 105,000,000etm_BusinessAcquisitionCostOfAcquiredEntityCashPaid1
/ us-gaap_BusinessAcquisitionAxis
= etm_LfmMember
 
Acquisition price paid using cash available from operating cash flow 77,500,000etm_ProceedsFromOperatingCashFlowUsedForBusinessAcquisition
/ us-gaap_BusinessAcquisitionAxis
= etm_LfmMember
 
The expense recognized in the consolidated statement of income as merger and acquisition costs [Abstract]    
Merger and acquisition costs 1,700,000us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts
/ us-gaap_BusinessAcquisitionAxis
= etm_LfmMember
 
Acquisition Price Paid Using Convertible Preferred Stock $ 27,500,000etm_AcquisitionPricePaidUsingConvertiblePreferredStock
/ us-gaap_BusinessAcquisitionAxis
= etm_LfmMember