RELATED PARTY TRANSACTIONS (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Related Party Transaction [Line Items]
Programming liabilities		$ 12,171	$ 21,189
Other accounts payable and accrued liabilities		292	252
Accrued interest payable (1)		1,749	6,273
Other non-current liabilities (2)		67,293	96,175
Time Warner [Member]
Related Party Transaction [Line Items]
Cost of revenues		22,609	22,373	$ 19,244
Interest expense		31,867	62,501	$ 103,253
Programming liabilities		12,171	21,189
Other accounts payable and accrued liabilities		292	252
Accrued interest payable (1)	[1]	1,749	6,273
Other non-current liabilities (2)	[2]	$ 33,465	$ 69,620

[1] (1) Amount represents accrued Guarantee Fees for which we have not yet paid. See Note 5, "Long-term Debt and Other Financing Arrangements".

[2] (2) Amount represents Guarantee Fees for which we had previously made an election to pay in kind. The balance as at December 31, 2017 included the Commitment Fee which was paid on July 31, 2018. See Note 5, "Long-term Debt and Other Financing Arrangements".