Acquisitions - Fair Values of Assets Acquired and Liabilities Assumed (Details) $ in Thousands, € in Millions	Jul. 02, 2015 USD ($)	Jul. 02, 2015 EUR (€)	Sep. 30, 2015 USD ($)	Dec. 31, 2014 USD ($)
Liabilities assumed:
Goodwill			$ 1,797,754	$ 573,119
N-Vision B.V. [Member]
Fair value of consideration paid:
Cash consideration	$ 652,365	€ 584.0
Assets acquired:
Cash and cash equivalents	107,532
Restricted cash	5,524
Accounts receivable	110,387
Other current assets	40,909
Property and equipment	89,466
Programs and program licenses	79,211
Other intangible assets	760,636
Investments	376,454
Liabilities assumed:
Accounts payable	(28,924)
Program rights payable (current portion)	(19,395)
Customer deposits and unearned revenue	(2,132)
Employee compensation and benefits	(25,355)
Accrued marketing and advertising costs	(543)
Other liabilities	(68,114)
Deferred income taxes	(43,150)
Program rights payable (less current portion)	(3,492)
Other liabilities (less current portion)	(4,363)
Non-controlling interest	(858,530)
Goodwill	1,220,764		$ 1,220,800
Net Assets Acquired	652,365
N-Vision B.V. [Member] | 2.80 % Senior Notes [Member]
Liabilities assumed:
Long-term debt	(128,577)
N-Vision B.V. [Member] | TVN 7.38% Senior Notes [Member]
Liabilities assumed:
Long-term debt	(528,205)
N-Vision B.V. [Member] | 11.00%/12.00% 2021 PIK Toggle Notes [Member]
Liabilities assumed:
Long-term debt	(409,549)
N-Vision B.V. [Member] | Term Loan
Liabilities assumed:
Long-term debt	$ (18,189)