SUBSEQUENT EVENTS (Details) - USD ($) $ / shares in Units, $ in Thousands			4 Months Ended	12 Months Ended
	Apr. 15, 2020	Mar. 13, 2020	Apr. 30, 2020	Dec. 31, 2019	Dec. 31, 2018	Apr. 27, 2020	Mar. 31, 2020	Mar. 19, 2020
Subsequent Event [Line Items]
Interest expense paid				$ 81,400	$ 76,667
Debt Instrument, Interest Rate, Stated Percentage					9.25%
Subsequent Event [Member]
Subsequent Event [Line Items]
Interest expense paid	$ 12,900
Cash on hand						$ 54,700	$ 66,400
Subsequent Event [Member] | Common Class A and D [Member]
Subsequent Event [Line Items]
Repurchase Of Common Stock Authorized Value		$ 2,600
Subsequent Event [Member] | Common Stock Class D [Member]
Subsequent Event [Line Items]
Repurchase Of Common Stock Value			$ 1,100
Repurchase Of Common Stock Shares			697,801
Repurchase Of Common Stock Price Per Share			$ 1.65
Subsequent Event [Member] | Asset Backed Credit Facility [Member]
Subsequent Event [Line Items]
Amount borrowed on our asset backed credit facility								$ 27,500
Subsequent Event [Member] | 7.375% Senior Secured Notes due April 2022 [Member]
Subsequent Event [Line Items]
Debt Instrument, Interest Rate, Stated Percentage	7.375%