Basis of Presentation and Significant Accounting Policies Dreamcatcher Table (Details) - USD ($) $ in Thousands		Dec. 31, 2018	Dec. 31, 2017
Variable Interest Entity [Line Items]
Broadcast rights		$ 95,876	$ 133,683
Other intangible assets, net		1,442,456	1,613,665
Other assets		152,992	139,015
Total Assets	[1]	8,251,391	8,169,328
Other liabilities		154,599	163,899
Liabilities	[1]	4,728,294	4,952,148
Variable Interest Entity, Primary Beneficiary
Variable Interest Entity [Line Items]
Total Assets		73,000	81,000
Liabilities		28,000	29,000
Dreamcatcher Stations | Variable Interest Entity, Primary Beneficiary
Variable Interest Entity [Line Items]
Broadcast rights		2,355	2,622
Other intangible assets, net		61,386	71,914
Other assets		8,770	6,852
Total Assets		72,511	81,388
Contracts payable for broadcast rights		2,186	2,691
Long-term deferred revenue		24,164	25,030
Other liabilities		1,291	1,017
Liabilities		$ 27,641	$ 28,738

[1] The Company’s consolidated total assets as of December 31, 2018 and December 31, 2017 include total assets of variable interest entities (“VIEs”) of $73 million and $81 million, respectively, which can only be used to settle the obligations of the VIEs. The Company’s consolidated total liabilities as of December 31, 2018 and December 31, 2017 include total liabilities of the VIEs of $28 million and $29 million, respectively, for which the creditors of the VIEs have no recourse to the Company (see Note 1).