Goodwill, Other Intangible Assets And Intangible Liabilities - Changes in carrying amounts of intangible assets (Details) - USD ($) $ in Thousands		6 Months Ended
		Jun. 30, 2015	Dec. 28, 2014
Finite-lived Intangible Assets [Roll Forward]
Intangible assets subject to amortization, balance at December 28, 2014		$ 1,596,394
Finite-lived Intangible Assets Acquired		44,100
Amortization of intangible assets	[1]	(96,912)
Intangible assets subject to amortization, foreign currency translation adjustment		(2,093)
Intangible assets subject to amortization, balance at June 30, 2015		1,541,489
Indefinite-lived Intangible Assets [Roll Forward]
Other intangible assets not subject to amortization		801,400	$ 801,400
Goodwill [Roll Forward]
Goodwill, balance at December 28, 2014		3,918,136
Goodwill, acquired during the period		30,631
Goodwill, foreign currency translation adjustment		(2,286)
Goodwill, balance at June 30, 2015		3,946,481
Total goodwill and other intangible assets		6,289,370	6,315,930
Lease Contract Intangible Assets
Finite-lived Intangible Assets [Roll Forward]
Amortization of intangible assets	[1]	(700)
Television and Entertainment
Finite-lived Intangible Assets [Roll Forward]
Intangible assets subject to amortization, balance at December 28, 2014		1,352,867
Finite-lived Intangible Assets Acquired		0
Amortization of intangible assets	[1]	(83,678)
Intangible assets subject to amortization, foreign currency translation adjustment		0
Intangible assets subject to amortization, balance at June 30, 2015		1,269,189
Indefinite-lived Intangible Assets [Roll Forward]
Other intangible assets not subject to amortization		801,400	801,400
Goodwill [Roll Forward]
Goodwill, balance at December 28, 2014		3,601,300
Goodwill, acquired during the period		0
Goodwill, foreign currency translation adjustment		0
Goodwill, balance at June 30, 2015		3,601,300
Total goodwill and other intangible assets		5,671,889
Digital and Data
Finite-lived Intangible Assets [Roll Forward]
Intangible assets subject to amortization, balance at December 28, 2014		243,527
Finite-lived Intangible Assets Acquired		44,100
Amortization of intangible assets	[1]	(13,234)
Intangible assets subject to amortization, foreign currency translation adjustment		(2,093)
Intangible assets subject to amortization, balance at June 30, 2015		272,300
Indefinite-lived Intangible Assets [Roll Forward]
Other intangible assets not subject to amortization		0	$ 0
Goodwill [Roll Forward]
Goodwill, balance at December 28, 2014		316,836
Goodwill, acquired during the period		30,631
Goodwill, foreign currency translation adjustment		(2,286)
Goodwill, balance at June 30, 2015		345,181
Total goodwill and other intangible assets		$ 617,481

[1] Amortization of intangible assets includes $0.7 million related to the Television and Entertainment segment’s lease contract intangible assets and is recorded in direct operating expenses or selling, general and administrative expense, as applicable, in the Company’s unaudited condensed consolidated statements of operations.