FAIR VALUE (Details) - USD ($) $ / shares in Units, $ in Thousands	1 Months Ended		3 Months Ended		9 Months Ended
	Jan. 31, 2016	Feb. 28, 2012	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Jul. 07, 2015
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Common stock warrants issued (in shares)					3,055,555	3,466,841
Share price (in dollars per share)							$ 1.42
Percentage of simulated equity values below the down-round financing cut-off point					100.00%
2012 Warrant Liability
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Common stock warrants issued (in shares)		1,200,000			3,400,000
Share price (in dollars per share)			$ 0.28		$ 0.28
Stock options, fair value assumptions, expected life					4 months 28 days
Volatility (as a percent)					67.00%
Risk-free interest rate (as a percent)					0.42%
Fair value assumptions, expected term					1 year
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	$ 350		$ 0	$ 560	$ 350	$ 145
Total (gains) or losses:
Recognized in earnings			0	(385)	(350)	30
Balance at end of period			$ 0	$ 175	$ 0	$ 175
2016 Warrant Liability
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Common stock warrants issued (in shares)	1,800,000
Share price (in dollars per share)			$ 0.28		$ 0.28
Volatility (as a percent)					86.00%
Risk-free interest rate (as a percent)					1.04%
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	$ 0		$ 1,442		$ 0
Additions					1,437
Total (gains) or losses:
Recognized in earnings			(12)		(7)
Balance at end of period			$ 1,430		$ 1,430