INTEREST EXPENSE (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Interest Expense [Abstract]
Interest on long-term debt and other financing arrangements	$ 4,934	$ 6,882	$ 10,708	$ 14,250
Amortization of capitalized debt issuance costs	(820)	(853)	(1,641)	(1,727)
Total interest expense	$ 5,754	$ 7,735	12,349	15,977
Cash paid for interest (including Guarantee Fees)			$ 10,507	$ 14,017