EARNINGS PER SHARE (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Numerator:
Net (loss) from continuing operations	$ (4,338)	$ (2,938)	$ (9,019)	$ (5,729)
Numerator for diluted (loss) per common share - continuing operations			(9,019)	(5,729)
Total income from discontinued operations, net of tax			0	4,522
Numerator for diluted income per share - discontinued operations			0	4,522
Net (loss) from all operations	$ (4,338)	$ (272)	(9,019)	(1,207)
Numerator for full diluted (loss) per share - all			$ (9,019)	$ (1,207)
Denominator
Denominator for diluted (loss) per common share (in shares)			33,363	32,890
Weighted average shares used to compute basic (loss) (in shares)			0	32,890
Denominator for diluted (loss) per common share - discontinued operations (in shares)			0	32,890
Weighted average shares used to compute basic (loss) (in shares)			33,363	32,890
Denominator for diluted (loss) per common share (in shares)			33,363	32,890
Loss per share from continuing operations:
Basic and diluted (in dollars per share)			$ (0.27)	$ (0.17)
Income per share from discontinued operations
Basic and diluted (in dollars per share)			0.00	0.13
Income per share from all operations
Basic and diluted (in dollars per share)			$ (0.27)	$ (0.04)
Warrants
Income per share from all operations
Anti-dilutive instruments excluded from diluted loss per common share (in shares)			0	14
Options
Income per share from all operations
Anti-dilutive instruments excluded from diluted loss per common share (in shares)			1,882	1,061