EARNINGS PER SHARE (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Earnings Per Share Details
Net income (loss) available to common shareholders									$ 8,364	$ (18,214)	$ (6,994)
Effect of dilutive securities
Derivative liability - warrants									(1,799)
Accretion on convertible preferred stock									222
Numerator for diluted income (loss) per common share									$ 6,787	$ (18,214)	$ (6,994)
Weighted average shares used to compute basic income (loss) per common share									24,333,000	17,756,000	17,670,000
Effect of dilutive securities:
Derivative liability - warrants									28,000
Convertible preferred stock									3,137,000
Stock options									249,000
Denominator for diluted income (loss) per common share									27,747,000	17,756,000	17,670,000
Basic income (loss) per common share									$ 0.34	$ (1.03)	$ (0.4)
Diluted income (loss) per common share	$ (0.05)	$ (0.06)	$ (0.06)	$ 0.69	$ (0.31)	$ (0.17)		$ (0.55)	$ 0.24	$ (1.03)	$ (0.4)