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Basis Of Presentation And Significant Accounting Policies (Details)
Aug. 04, 2014
Tribune Publishing Company  
Investment Holdings [Line Items]  
Tribune Publishing common stock retained, shares 381,354us-gaap_InvestmentOwnedBalanceShares
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= trco_TribunePublishingCompanyMember
Ownership percentage in common stock 1.50%trco_InvestmentOwnershipPercentage
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= trco_TribunePublishingCompanyMember
Tribune Publishing Company  
Investment Holdings [Line Items]  
Percent of shares distributed from spin-off transaction 98.50%trco_SpinOffTransactionsDistributionOfSharesPercent
/ dei_LegalEntityAxis
= trco_TribunePublishingCompanyMember
Spin-off transaction distribution ratio 0.25trco_SpinOffTransactionDistributionRatio
/ dei_LegalEntityAxis
= trco_TribunePublishingCompanyMember
Tribune Publishing common stock distributed, shares 25,042,263trco_SpinOffTransactionsNumberofSharesDistributedtoShareholdersofReportingEntity
/ dei_LegalEntityAxis
= trco_TribunePublishingCompanyMember