SEGMENT DATA Revenue by Type (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Segment Reporting Information [Line Items]
Net revenues	$ 135,545	$ 183,599	$ 279,361	$ 330,158
Television advertising [Member]
Segment Reporting Information [Line Items]
Net revenues	98,755	147,184	205,210	258,231
Carriage fees and subscriptions [Member]
Segment Reporting Information [Line Items]
Net revenues	31,510	29,239	63,094	58,789
Other revenue [Member]
Segment Reporting Information [Line Items]
Net revenues	$ 5,280	$ 7,176	$ 11,057	$ 13,138