Business Segments (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015	[1]
Segment Reporting Information [Line Items]
Operating Revenues	$ 518,069	$ 488,594	$ 1,564,697	$ 1,462,855
Operating profit (loss)	222,420	38,808	295,776	119,527
Depreciation	18,710	19,027	53,567	54,047
Amortization	49,396	49,780	148,195	145,988
Capital expenditures	26,424	25,058	61,855	63,775
Total Assets	9,497,676		9,497,676		$ 9,708,863
Assets held for sale	17,878		17,878		206,422
Operating Segments | Television and Entertainment
Segment Reporting Information [Line Items]
Operating Revenues	459,145	429,700	1,380,991	1,285,622
Operating profit (loss)	46,186	64,061	188,519	190,497
Depreciation	11,267	12,194	33,389	35,640
Amortization	41,475	41,475	124,426	124,460
Capital expenditures	16,122	5,405	29,558	19,681
Total Assets	7,495,346		7,495,346		7,748,010
Operating Segments | Digital and Data
Segment Reporting Information [Line Items]
Operating Revenues	49,064	46,561	149,651	140,388
Operating profit (loss)	(11,637)	(6,207)	(24,847)	(6,623)
Depreciation	3,946	2,456	9,897	6,882
Amortization	7,921	8,305	23,769	21,528
Capital expenditures	5,545	6,740	16,514	17,262
Total Assets	701,933		701,933		725,151
Corporate and Other
Segment Reporting Information [Line Items]
Operating Revenues	9,860	12,333	34,055	36,845
Operating profit (loss)	187,871	(19,046)	132,104	(64,347)
Depreciation	3,497	4,377	10,281	11,525
Capital expenditures	4,757	$ 12,913	15,783	$ 26,832
Total Assets	$ 1,282,519		$ 1,282,519		$ 1,029,280

[1] (1) December 31, 2015 balances have been reclassified to present debt issuance costs as a direct deduction from the carrying amount of an associated debt liability in accordance with ASU 2015-03. See Note 1 for further information.