DISCONTINUED OPERATIONS AND ASSETS HELD FOR SALE - Discontinued Operations (Details) $ in Thousands, € in Millions		3 Months Ended								12 Months Ended
		Dec. 31, 2018 USD ($)	Sep. 30, 2018 USD ($)	Jun. 30, 2018 USD ($)	Mar. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Sep. 30, 2017 USD ($)	Jun. 30, 2017 USD ($)	Mar. 31, 2017 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Dec. 31, 2018 EUR (€)	Jul. 31, 2018 USD ($)	Jul. 31, 2018 EUR (€)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Group, Including Discontinued Operation, Consideration | €													€ 230.0
Cash and cash equivalents		$ 0				$ 4,939				$ 0	$ 4,939
Accounts receivable, net		0				18,273				0	18,273
Program rights, net		0				26,254				0	26,254
Property, plant and equipment, net		0				7,169				0	7,169
Other assets		0				3,058				0	3,058
Total assets held for sale		0				59,693				0	59,693
Accounts payable and accrued liabilities		0				13,894				0	13,894
Other liabilities		0				362				0	362
Total liabilities held for sale		0				14,256				0	14,256
Net revenues										36,885	57,843	$ 55,007
Cost of revenues										23,863	38,766	41,345
Selling, general and administrative expenses										6,853	13,572	7,811
Operating income										6,169	5,505	5,851
Interest expense (1)	[1]									(2,766)	(6,024)	(5,846)
Other non-operating income / (expense), net										126	109	(245)
Income / (loss) from discontinued operations, before tax, before gain on sale										3,529	(410)	(240)
Gain on sale of divested businesses			$ 58,400							58,442	0	0
Income / (loss) from discontinued operations, before tax										61,971	(410)	(240)
Provision for income taxes										(1,423)	(1,226)	(678)
Income / (loss) from discontinued operations, net of tax		$ 0	$ 57,882	$ 2,350	$ 316	$ 126	$ (2,926)	$ 2,160	$ (996)	60,548	(1,636)	(918)
Interest paid, discontinued operations										$ 7,000	$ 4,200	$ 6,800
CROATIA
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Group, Including Discontinued Operation, Consideration														$ 101,400	€ 86.4

[1] and 2016: For The Year Ended December 31, 2018 2017 2016Net revenues$36,885 $57,843 $55,007Cost of revenues23,863 38,766 41,345Selling, general and administrative expenses6,853 13,572 7,811Operating income6,169 5,505 5,851Interest expense (1)(2,766) (6,024) (5,846)Other non-operating income / (expense), net126 109 (245)Income / (loss) from discontinued operations, before tax, before gain on sale3,529 (410) (240)Gain on sale of divested businesses58,442 — —Income / (loss) from discontinued operations, before tax61,971 (410) (240)Provision for income taxes(1,423) (1,226) (678)Income / (loss) from discontinued operations, net of tax$60,548 $(1,636) $(918)(1) For the years ended December 31, 2018, 2017 and 2016, we paid US$ 7.0 million, US$ 4.2 million and US$ 6.8 million, respectively, of interest and Guarantee Fees associated with the 2019 Euro Loan and the 2021 Euro Loan (each as defined in Note 5, "Long-term Debt and Other Financing Arrangements"). These payments were allocated to Net cash provided by / (used in) discontinued operations - operating activities in our consolidated statements of cash flows as we were required to apply the proceeds from the Divestment Transaction towards the repayment of debt and related obligations. The interest allocated is in direct proportion to the amount of principal repaid.