Condensed Consolidated Statements Of Operations - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
REVENUE	$ 23,700	$ 24,340	$ 44,295	$ 36,290
EXPENSES:
Depreciation and amortization	21,969	24,805	44,232	39,906
Cost of sales	33	11	43	33
Selling, general and administrative	5,005	4,668	10,651	10,627
Total operating expenses	27,007	29,484	54,926	50,566
LOSS FROM OPERATIONS	(3,307)	(5,144)	(10,631)	(14,276)
Interest expense, net	(6,187)	(6,334)	(12,397)	(12,690)
Foreign currency exchange gains (losses)	(34)	(10)	(85)	163
Other income	96	4	96	10
Loss before income taxes	(9,432)	(11,484)	(23,017)	(26,793)
Provision (benefit) for income taxes	204	(2,249)	(2)	(3,694)
NET LOSS	$ (9,636)	$ (9,235)	$ (23,015)	$ (23,099)