The percentage points added to the reference rate to compute the variable rate on the debt instrument plus fees.

No definition available.

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Balance Type:	na
Period Type:	instant

- Definition

The interest coverage ratio is calculated by dividing a company's earnings before interest and taxes (EBIT) of one period by the company's interest expenses of the same period.

+ References

No definition available.

+ Details

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Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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Data Type:	xbrli:stringItemType
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Period Type:	duration

- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.16)
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.16)
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 19, 20, 22
-Article 5

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

+ Details

Name:	us-gaap_LineOfCreditFacilityCommitmentFeePercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Indebtedness divided by net capital.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant

- Details

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- Details

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- Details

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- Details

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- Details

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Balance Type:
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- Details

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Data Type:	na
Balance Type:
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- Details

Name:	us-gaap_DebtInstrumentAxis=etm_NewRevolverMember
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Data Type:	na
Balance Type:
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- Details

Name:	us-gaap_FinancialInstrumentAxis=etm_LiborRatePlusMember
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Balance Type:
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- Details

Name:	us-gaap_FinancialInstrumentAxis=etm_PrimeRatePlusMember
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- Details

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- Details

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- Details

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- Details

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- Details

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LONG-TERM DEBT LIABILITIES - Senior Debt (Details) $ in Millions	9 Months Ended
	Sep. 30, 2016 USD ($)	Dec. 01, 2016 USD ($)	Nov. 01, 2016 USD ($)	Nov. 23, 2011 USD ($)
Debt Instrument [Line Items]
Credit Facility			$ 540.0
Minimum [Member]
Debt Instrument [Line Items]
Consolidated Interest Coverage Ratio	2
Maximum [Member]
Debt Instrument [Line Items]
Credit Facility				$ 425.0
Through December 31, 2017 [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Consolidated Leverage Ratio	5
September 30, 2018 and Thereafter [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Consolidated Leverage Ratio	4.5
Revolving Credit Facility
Debt Instrument [Line Items]
Line of Credit Facility, Amount Outstanding			3.0
Revolving Credit Facility \| Maximum [Member]
Debt Instrument [Line Items]
Credit Facility		$ 40.0		50.0
Undrawn amount of the Revolver	$ 39.3
Term Loan B
Debt Instrument [Line Items]
Line of Credit Facility, Amount Outstanding			$ 223.0
Term Loan B \| Maximum [Member]
Debt Instrument [Line Items]
Credit Facility				$ 375.0
New Revolver [Member]
Debt Instrument [Line Items]
Commitment fee	0.50%
New Revolver [Member] \| Libor Rate Plus
Debt Instrument [Line Items]
Variable rate plus fees			3.50%
New Revolver [Member] \| Prime Rate Plus
Debt Instrument [Line Items]
Variable rate plus fees			2.50%
New Revolver [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Credit Facility			$ 60.0
New Term B Loan [Member] \| Libor Rate Plus
Debt Instrument [Line Items]
Variable rate plus fees			3.50%
New Term B Loan [Member] \| Federal Rate Plus
Debt Instrument [Line Items]
Variable rate plus fees			0.50%
New Term B Loan [Member] \| Base Rate Plus
Debt Instrument [Line Items]
Variable rate plus fees			1.00%
New Term B Loan [Member] \| Libor Rate Floor
Debt Instrument [Line Items]
Variable rate plus fees			1.00%
New Term B Loan [Member] \| Base Rate Libor Plus
Debt Instrument [Line Items]
Variable rate plus fees			2.50%
New Term B Loan [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Credit Facility			$ 480.0