Goodwill and intangible Assets - Indefinite Lived Net Balance (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Changes in other indefinite-lived intangible assets
Impairment
Changes in the goodwill
Net balance at the beginning of the period	164,887	164,887
Additions
Impairment
Net balance at the end of the period	164,887	164,887
Changes in the goodwill and other indefinite lived intangible assets, on a net basis
Net balance at the beginning of the period	222,929	222,929
Additions
Impairment
Net balance at the end of the period	222,929	222,929
Broadcast license
Changes in other indefinite-lived intangible assets
Net balance at the beginning of the period	41,356	41,356
Additions
Impairment
Net balance at the end of the period	41,356	41,356
Changes in the goodwill and other indefinite lived intangible assets, on a net basis
Impairment
Brands
Changes in other indefinite-lived intangible assets
Net balance at the beginning of the period	15,986	15,986
Additions
Impairment
Net balance at the end of the period	15,986	15,986
Changes in the goodwill and other indefinite lived intangible assets, on a net basis
Impairment
Other intangibles
Changes in other indefinite-lived intangible assets
Net balance at the beginning of the period	700	700
Additions
Impairment
Net balance at the end of the period	700	700
Changes in the goodwill and other indefinite lived intangible assets, on a net basis
Impairment