Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Income Statement [Abstract]
REVENUE	$ 12,324	$ 23,700	$ 31,813	$ 44,295
EXPENSES:
Depreciation and amortization	8,081	21,969	18,392	44,232
Impairment of goodwill	4,496	0	4,496	0
Cost of sales	88	33	105	43
Selling, general and administrative	4,807	5,005	10,514	10,651
Total operating expenses	17,472	27,007	33,507	54,926
LOSS FROM OPERATIONS	(5,148)	(3,307)	(1,694)	(10,631)
Interest expense, net	(6,032)	(6,187)	(12,086)	(12,397)
Foreign currency exchange gains (losses)	470	(34)	1,112	(85)
Other income	63	96	72	96
Loss before income taxes	(10,647)	(9,432)	(12,596)	(23,017)
Provision (benefit) for income taxes	(836)	204	(882)	(2)
NET LOSS	$ (9,811)	$ (9,636)	$ (11,714)	$ (23,015)