NET LOSS PER COMMON SHARE (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Numerator for basic and diluted loss per share:
Net loss	$ (2,390)	$ (2,431)	$ (7,668)	$ (6,822)
Preferred dividends	(553)	(317)	(1,545)	(986)
Preferred stock exchange	(1,245)		(1,245)
Net loss available to common shareholders	$ (4,188)	$ (2,748)	$ (10,488)	$ (7,808)
Denominator for basic and dilutive loss per share weighted-average shares outstanding	93,197,689	34,550,721	92,538,582	94,309,309
Net loss	$ (0.03)	$ (0.03)	$ (0.08)	$ (0.07)
Preferred dividends	0	0.00	(0.02)	(.01)
Preferred stock exchange	(.01)		(.01)
Net loss available to common shareholders	$ (.04)	$ (0.03)	$ (.11)	$ (0.08)