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EQUITY Capital Raise (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
 0 Months Ended 12 Months Ended
Aug. 21, 2013
Feb. 27, 2013
Dec. 13, 2012
Jan. 17, 2012
Oct. 05, 2011
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Capital raise [Line Items]                
Warrants issued in capital raise           262,281    
Expected term of options, in years 7 years 7 years 7 years 7 years 7 years 6 years 8 months 12 days 7 years 5 years 6 months
Payments of Stock Issuance Costs           $ 129    
October 17, 2013 [Member]
                
Capital raise [Line Items]                
Stock Issued During Period, Shares, New Issues           3,508,771    
Equity Issuance, Per Share Amount           $ 2.85    
Gross proceeds from Issuance of Common Stock           10,000    
Warrants issued in capital raise           228,070    
Net proceeds of public offering after deduction of offering expenses           9,134    
Weighted average exercise price of options or warrants granted           $ 3.14    
Expected term of options, in years           5 years    
October 23, 2013 [Member]
                
Capital raise [Line Items]                
Stock Issued During Period, Shares, New Issues           526,316    
Equity Issuance, Per Share Amount           $ 2.85    
Gross proceeds from Issuance of Common Stock           1,500    
Warrants issued in capital raise           34,211    
Net proceeds of public offering after deduction of offering expenses           $ 1,370    
Weighted average exercise price of options or warrants granted           $ 3.14    
Expected term of options, in years           5 years