EARNINGS PER SHARE (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Earnings Per Share Details
Net income (loss) available to common shareholders	$ (964)	$ (1,587)	$ (3,428)	$ 9,771
Effect of dilutive securities
Derivative liability - warrants				(1,800)
Accretion on convertible preferred stock				222
Numerator for diluted income (loss) per common share	$ (964)	$ (1,587)	$ (3,428)	$ 8,193
Weighted average shares used to compute basic income (loss) per common share	27,075	27,051	27,059	23,414
Effect of dilutive securities:
Derivative liability - warrants				54
Convertible preferred stock				2,862
Stock options				16
Denominator for diluted income (loss) per common share	27,075	27,051	27,059	26,346
Basic income (loss) per common share	$ (0.04)	$ (0.06)	$ (0.13)	$ 0.42
Diluted income (loss) per common share	$ (0.04)	$ (0.06)	$ (0.13)	$ 0.31