Goodwill and Other Intangible Assets (Narrative) (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Goodwill [Line Items]
Goodwill, Subsequent Recognition of Deferred Tax Asset	$ 2,557,000
Finite-Lived Intangible Assets, Amortization Expense	31,631,000	64,489,000	79,109,000
Percentage Of Hypothetical Decrease	20.00%
Goodwill and Intangible Asset Impairment	0
Goodwill, Impaired, Accumulated Impairment Loss	0
Affiliation Agreements [Member]
Goodwill [Line Items]
Retirement Of Fully Amortized Intangible Assets	597,157,000
Advertiser Relationships [Member]
Goodwill [Line Items]
Retirement Of Fully Amortized Intangible Assets	$ 74,248,000