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INCOME TAXES Continuing and discontinued operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
INCOME TAXES
Continuing operations	$ (4,400)	$ (6,367)
Discontinued operations	(3,357)	1,186
Income tax expense (benefit)	$ (7,757)	$ (5,181)

Amount of tax expense (benefit) related to a discontinued operation. Includes, but is not limited to, tax expense (benefit) related to income (loss) from operations during the phase-out period, tax expense (benefit) related to gain (loss) on disposal, tax expense (benefit) related to gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and tax expense (benefit) related to adjustments of a prior period gain (loss) on disposal.

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