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Employee Stock And Savings (Narrative) (Detail) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Deferred Compensation Arrangement With Individual Postretirement Benefits [Line Items]      
Contribution $ 27.6us-gaap_DefinedContributionPlanCostRecognized $ 26.6us-gaap_DefinedContributionPlanCostRecognized $ 29.5us-gaap_DefinedContributionPlanCostRecognized
Deferred compensation plan assets 11.6us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent 11.8us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent  
Deferred compensation plan liabilities $ 11.6us-gaap_DeferredCompensationLiabilityClassifiedNoncurrent $ 11.8us-gaap_DeferredCompensationLiabilityClassifiedNoncurrent  
Maximum percentage of salary deferral 50.00%cik0000739708_MaximumPercentageOfSalaryDeferral    
Maximum deferral bonus afftert Tax 80.00%cik0000739708_MaximumDeferralBonusAfterTax