FAIR VALUE (Details) (USD $) In Thousands, except Share data, unless otherwise specified	1 Months Ended	2 Months Ended	3 Months Ended	12 Months Ended			2 Months Ended	12 Months Ended		12 Months Ended	2 Months Ended	12 Months Ended		12 Months Ended
	Jan. 24, 2013	Dec. 31, 2011	Dec. 31, 2011	Dec. 31, 2012	Nov. 08, 2011	Jun. 30, 2011	Dec. 31, 2011 Preferred Stock, Conversion Feature [Member]	Dec. 31, 2011 Preferred Stock, Conversion Feature [Member]	Nov. 08, 2011 Preferred Stock, Conversion Feature [Member]	Dec. 31, 2012 Liability	Dec. 31, 2011 Preferred Stock Warrant Liability [Member]	Dec. 31, 2011 Preferred Stock Warrant Liability [Member]	Nov. 08, 2011 Preferred Stock Warrant Liability [Member]	Dec. 31, 2012 Minimum	Dec. 31, 2012 Maximum
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Common stock warrant, common stock called		60,150	60,150	16,552,408
Fair Value Assumptions, Discount Rate								15.00%
Common stock warrants issued	13,171,268			11,380,000
Share price				$ 0.61
Stock options, fair value assumptions, expected life				4 years 1 month 6 days
Fair value assumptions, exercise price							$ 0.39	$ 0.39			$ 2.32	$ 2.32
Fair value assumptions, risk free interest rate, basis term								3 years				1 year
Term of u.s. treasury bond				4 years 6 months				4 years				1 year		3 years	5 years
Risk-free interest rate				0.63%				0.65%				0.25%
Volatility				57.50%				50.00%				50.00%
Percentage of simulated equity values below the down-round financing cut-off point				10.00%
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	$ 900			$ 0	$ 10,100	$ 4,334		$ 1,983	$ 7,300	$ 0		$ 2,351	$ 2,800
Additions				3,100
Total gains or losses
Recognized in earnings			5,766					5,317		(2,200)		449
Reclassification to stockholders' equity due to Amendment Agreement		(10,100)					(7,300)				(2,800)
Ending balance		$ 0	$ 0	$ 900	$ 10,100	$ 4,334	$ 0	$ 0	$ 7,300		$ 0	$ 0	$ 2,800