STOCKHOLDERS' EQUITY (Issuance of Series B Preferred Stock) (Details) $ / shares in Units, $ in Thousands				6 Months Ended
	Jan. 06, 2016 shares	Jul. 07, 2015 $ / shares shares	Mar. 05, 2014 USD ($) $ / shares shares	Jun. 30, 2016 USD ($) $ / shares	Dec. 31, 2015 $ / shares	Jan. 24, 2013 $ / shares shares
Class of Stock [Line Items]
Private placement, net (in shares) | shares	6,780,179	1,500,000
Preferred stock, par value (in dollars per share)				$ 0.01	$ 0.01
Share price (in dollars per share)		$ 1.42		$ 0.55
Private placement, net | $				$ 107
Series B preferred stock
Class of Stock [Line Items]
Conversion ratio	1
Third Security LLC and affiliates
Class of Stock [Line Items]
Common stock warrant, exercise price (in dollars per share)			$ 11.73			$ 12.96
Common stock warrant, common stock called (in shares) | shares			1,212,665			1,097,600
Third Security LLC and affiliates | Preferred stock | Series B preferred stock
Class of Stock [Line Items]
Private placement, net (in shares) | shares			1,443,297
Preferred stock, par value (in dollars per share)			$ 0.01
Share price (in dollars per share)			$ 4.85
Private placement, net | $			$ 7,000
Conversion ratio			1