Goodwill and Intangible Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Broadcast license	$ 41,356	$ 41,356
Goodwill	165,597	167,322
Other intangibles	24,761	32,587
Total intangible assets	231,714	241,265
Goodwill impairment charge	1,059
Customer relationships
Goodwill impairment charge	1,700
Other finite lived intangible assets, impairment charge	$ 1,100	$ 0