GOODWILL, BROADCAST LICENCES AND OTHER INTANGIBLE ASSETS - Definite Lived Intangible Assets (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Dec. 31, 2014
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 2,371,029	$ 2,320,526
Accumulated Amortization	(578,110)	(502,263)
Net finite-lived intangible assets	1,792,919	1,818,263
Network affiliations
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	1,388,691	1,396,792
Accumulated Amortization	(303,590)	(257,526)
Net finite-lived intangible assets	1,085,101	1,139,266
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	766,979	749,292
Accumulated Amortization	(199,687)	(177,453)
Net finite-lived intangible assets	567,292	571,839
Other intangible assets
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	215,359	174,442
Accumulated Amortization	(74,833)	(67,284)
Net finite-lived intangible assets	140,526	$ 107,158
Intangible asset additions	$ 16,700