INCOME TAXES Expense Benefit (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Current income tax provision:
Domestic	$ 0	$ 0	$ 0
Foreign	(21,252)	(4,542)	(10)
Total	(21,252)	(4,542)	(10)
Deferred tax (provision) / credit:
Domestic	0	0	0
Foreign	(231)	(1,794)	1,163
Total	(231)	(1,794)	1,163
(Provision) / credit for income taxes	(21,483)	(6,336)	1,153
Income tax provision from discontinued operations	(2,247)	(981)	(547)
Total tax (provision) / credit	$ 23,730	$ 7,317	$ (606)