Goodwill, Other Intangible Assets And Liabilities - (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Dec. 31, 2015
Indefinite-lived Intangible Assets [Line Items]
Other intangible assets not subject to amortization	$ 797,400	$ 797,400
Total other intangible assets, net (excluding goodwill)	2,141,638	2,240,199
Goodwill	3,562,586	3,561,812
Total goodwill and other intangible assets	5,704,224	5,802,011
Finite-Lived Intangible Assets [Line Items]
Intangible assets subject to amortization, gross	1,897,585	1,898,427
Intangible assets, accumulated amortization	(553,347)	(455,628)
Intangible assets subject to amortization, net	1,344,238	1,442,799
Television and Entertainment
Indefinite-lived Intangible Assets [Line Items]
Other intangible assets not subject to amortization	797,400	797,400
Goodwill	3,220,300	3,220,300
Total goodwill and other intangible assets	5,119,352
Finite-Lived Intangible Assets [Line Items]
Intangible assets subject to amortization, net	1,101,652	1,185,215
Digital and Data
Indefinite-lived Intangible Assets [Line Items]
Other intangible assets not subject to amortization	0	0
Goodwill	342,286	341,512
Total goodwill and other intangible assets	584,872
Finite-Lived Intangible Assets [Line Items]
Intangible assets subject to amortization, net	242,586	257,584
FCC Licenses
Indefinite-lived Intangible Assets [Line Items]
Other intangible assets not subject to amortization	782,600	782,600
Trade Names
Indefinite-lived Intangible Assets [Line Items]
Other intangible assets not subject to amortization	14,800	14,800
Affiliate Relationships
Finite-Lived Intangible Assets [Line Items]
Intangible assets subject to amortization, gross	212,000	212,000
Intangible assets, accumulated amortization	(46,375)	(39,750)
Intangible assets subject to amortization, net	$ 165,625	172,250
Affiliate Relationships | Minimum
Finite-Lived Intangible Assets [Line Items]
Useful life (years)	16 years
Affiliate Relationships | Maximum
Finite-Lived Intangible Assets [Line Items]
Useful life (years)	16 years
Advertiser relationships
Finite-Lived Intangible Assets [Line Items]
Intangible assets subject to amortization, gross	$ 168,000	168,000
Intangible assets, accumulated amortization	(73,500)	(63,000)
Intangible assets subject to amortization, net	$ 94,500	105,000
Advertiser relationships | Minimum
Finite-Lived Intangible Assets [Line Items]
Useful life (years)	8 years
Advertiser relationships | Maximum
Finite-Lived Intangible Assets [Line Items]
Useful life (years)	8 years
Network Affiliation Agreements
Finite-Lived Intangible Assets [Line Items]
Intangible assets subject to amortization, gross	$ 362,000	362,000
Intangible assets, accumulated amortization	(112,919)	(92,113)
Intangible assets subject to amortization, net	$ 249,081	269,887
Network Affiliation Agreements | Minimum
Finite-Lived Intangible Assets [Line Items]
Useful life (years)	5 years
Network Affiliation Agreements | Maximum
Finite-Lived Intangible Assets [Line Items]
Useful life (years)	16 years
Retransmission Consent Agreements
Finite-Lived Intangible Assets [Line Items]
Intangible assets subject to amortization, gross	$ 830,100	830,100
Intangible assets, accumulated amortization	(241,975)	(196,955)
Intangible assets subject to amortization, net	$ 588,125	633,145
Retransmission Consent Agreements | Minimum
Finite-Lived Intangible Assets [Line Items]
Useful life (years)	7 years
Retransmission Consent Agreements | Maximum
Finite-Lived Intangible Assets [Line Items]
Useful life (years)	12 years
Other customer relationships
Finite-Lived Intangible Assets [Line Items]
Intangible assets subject to amortization, gross	$ 115,146	114,827
Intangible assets, accumulated amortization	(28,937)	(23,315)
Intangible assets subject to amortization, net	$ 86,209	91,512
Other customer relationships | Minimum
Finite-Lived Intangible Assets [Line Items]
Useful life (years)	3 years
Other customer relationships | Maximum
Finite-Lived Intangible Assets [Line Items]
Useful life (years)	16 years
Content databases
Finite-Lived Intangible Assets [Line Items]
Intangible assets subject to amortization, gross	$ 134,613	134,299
Intangible assets, accumulated amortization	(28,948)	(23,623)
Intangible assets subject to amortization, net	$ 105,665	110,676
Content databases | Minimum
Finite-Lived Intangible Assets [Line Items]
Useful life (years)	5 years
Content databases | Maximum
Finite-Lived Intangible Assets [Line Items]
Useful life (years)	16 years
Technology-Based Intangible Assets
Finite-Lived Intangible Assets [Line Items]
Intangible assets subject to amortization, gross	$ 46,964	47,011
Intangible assets, accumulated amortization	(12,987)	(9,733)
Intangible assets subject to amortization, net	$ 33,977	37,278
Technology-Based Intangible Assets | Minimum
Finite-Lived Intangible Assets [Line Items]
Useful life (years)	4 years
Technology-Based Intangible Assets | Maximum
Finite-Lived Intangible Assets [Line Items]
Useful life (years)	10 years
Trademarks and Trade Names
Finite-Lived Intangible Assets [Line Items]
Intangible assets subject to amortization, gross	$ 14,151	13,853
Intangible assets, accumulated amortization	(2,213)	(1,625)
Intangible assets subject to amortization, net	$ 11,938	12,228
Trademarks and Trade Names | Minimum
Finite-Lived Intangible Assets [Line Items]
Useful life (years)	3 years
Trademarks and Trade Names | Maximum
Finite-Lived Intangible Assets [Line Items]
Useful life (years)	15 years
Other Intangible Assets
Finite-Lived Intangible Assets [Line Items]
Intangible assets subject to amortization, gross	$ 14,611	16,337
Intangible assets, accumulated amortization	(5,493)	(5,514)
Intangible assets subject to amortization, net	$ 9,118	$ 10,823
Other Intangible Assets | Minimum
Finite-Lived Intangible Assets [Line Items]
Useful life (years)	3 years
Other Intangible Assets | Maximum
Finite-Lived Intangible Assets [Line Items]
Useful life (years)	11 years