Goodwill and Other Intangible Assets (Narrative) (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Finite-Lived Intangible Assets [Line Items]
Goodwill, Subsequent Recognition of Deferred Tax Asset	$ 1,893
Finite-Lived Intangible Assets, Amortization Expense	32,482	$ 21,807
National Networks [Member]
Finite-Lived Intangible Assets [Line Items]
Goodwill, Subsequent Recognition of Deferred Tax Asset	$ 1,893