Bankruptcy Proceedings, Number of Other Entities Included in Bankruptcy Filing

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- Definition

Expected Proceeds from FCC Spectrum Auction

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The maximum industry-wide total of reimbursement for relocation costs to television stations that do not participate in the FCC voluntary "incentives auction."

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- Definition

The number of radio stations authorized to operate by the FCC.

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The number of television stations authorized to operate by the FCC.

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- Definition

Federal Communications Commission Regulation, Proceeds Received From Auction

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- Definition

The percentage reach to total U.S. television households prohibited by the FCC under the "National Television Multiple Ownership Rule."

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- Definition

Number of Stations Subject to Spectrum Frequency Transition

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- Definition

Proceeds Remaining to Receive From FCC Spectrum Auction

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- Definition

The discount of the number of television households attributable to UHF stations.

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No definition available.

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- Definition

The aggregate number of claims filed with the bankruptcy court.

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The aggregate number of claims settled.

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The aggregate number of claims under review by the management of the entity.

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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.

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The total number of new claims filed pertaining to a loss contingency during the period.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section 50
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- Definition

Total amount of reorganization items.

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The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

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-Glossary Financing Activities
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The carrying amounts of cash and cash equivalent items which are restricted as to withdrawal or usage. Restrictions may include legally restricted deposits held as compensating balances against short-term borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits; however, time deposits and short-term certificates of deposit are not generally included in legally restricted deposits. Excludes compensating balance arrangements that are not agreements which legally restrict the use of cash amounts shown on the balance sheet. For a classified balance sheet represents the current portion only (the noncurrent portion has a separate concept); there is a separate and distinct element for unclassified presentations.

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Commitments and Contingencies (Details)				1 Months Ended	3 Months Ended		5 Months Ended	6 Months Ended		49 Months Ended
Commitments and Contingencies (Details)	Aug. 09, 2017 USD ($) television_station radio_station	Apr. 13, 2017 USD ($)	Dec. 08, 2008 subsidiary	Feb. 29, 2012 USD ($)	Jun. 30, 2017 USD ($) claim	Jun. 30, 2016 USD ($)	Dec. 31, 2017 USD ($)	Jun. 30, 2017 USD ($) case claim	Jun. 30, 2016 USD ($)	Dec. 31, 2012 claim	Dec. 31, 2016 USD ($)	Aug. 12, 2016 case
Loss Contingencies [Line Items]
Number of direct and indirect wholly-owned subsidiaries included in bankruptcy filing \| subsidiary			110
Number of proofs of claim settled or satisfied pursuant to the terms of the plan \| case												106
Number of complaints filed \| claim										7,400
Restricted cash and cash equivalents					$ 17,566,000			$ 17,566,000			$ 17,566,000
Number of proofs of claim subject to further evaluation and adjustments \| claim					403			403
Reorganization Items					$ (449,000)	$ (366,000)		$ (699,000)	$ (800,000)
Federal Communications Commission Regulation, Television Station Ownership Cap, Percent					39.00%			39.00%
The UHF Discount, Percent					50.00%			50.00%
FCC regulation, maximum reimbursement amount for required product modifications				$ 1,750,000,000
Expected Proceeds from FCC Spectrum Auction		$ 190,000,000
Repayments of Long-term Debt								$ 589,661,000	$ 13,920,000
Number of Stations Subject to Spectrum Frequency Transition		22
Loss Contingency, Number of Filed Complaints \| case								4
Subsequent Event
Loss Contingencies [Line Items]
FCC regulation, number of television stations authorized \| television_station	39
FCC regulation, number of radio stations authorized \| radio_station	1
Proceeds Received From FCC Spectrum Auction	$ 185,000,000
Proceeds Remaining to Receive From FCC Spectrum Auction	5,000,000
Subsequent Event \| Dreamcatcher Stations
Loss Contingencies [Line Items]
Proceeds Received From FCC Spectrum Auction	$ 21,000,000
Scenario, Forecast \| Amended Secured Credit Facility \| Term Loan Facility
Loss Contingencies [Line Items]
Repayments of Long-term Debt							$ 102,000,000
Scenario, Forecast \| Dreamcatcher Credit Facility Due 2018
Loss Contingencies [Line Items]
Repayments of Long-term Debt							$ 12,600,000