FAIR VALUE MEASUREMENT (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2015	Dec. 31, 2014
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value of convertible debt's excess value over carrying value	$ 100
Fair values by input hierarchy of items measured at fair value on a recurring basis [Abstract]
Total liabilities at fair value	10,100
Derivative Warrant Liability [Member] | Recurring [Member]
Fair values by input hierarchy of items measured at fair value on a recurring basis [Abstract]
Total liabilities at fair value	$ (468)	$ (955)
Derivative Warrant Liability [Member] | Recurring [Member] | Minimum [Member]
Fair value assumptions [Abstract]
Risk-free interest rate	0.40%	0.10%
Expected volatility	55.00%
Derivative Warrant Liability [Member] | Recurring [Member] | Maximum [Member]
Fair value assumptions [Abstract]
Risk-free interest rate	1.00%	1.00%
Expected volatility	90.10%
Derivative Warrant Liability [Member] | Recurring [Member] | Weighted Average [Member]
Fair value assumptions [Abstract]
Risk-free interest rate	0.90%	0.70%
Expected volatility	83.70%	95.00%
Derivative Warrant Liability [Member] | Level 1 [Member] | Recurring [Member]
Fair values by input hierarchy of items measured at fair value on a recurring basis [Abstract]
Total liabilities at fair value	$ 0	$ 0
Derivative Warrant Liability [Member] | Level 2 [Member] | Recurring [Member]
Fair values by input hierarchy of items measured at fair value on a recurring basis [Abstract]
Total liabilities at fair value	0	0
Derivative Warrant Liability [Member] | Level 3 [Member] | Recurring [Member]
Fair values by input hierarchy of items measured at fair value on a recurring basis [Abstract]
Total liabilities at fair value	$ (468)	$ (955)