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CONSOLIDATED STATEMENTS OF STOCKHOLDERS EQUITY - USD ($)
$ in Thousands
Series B Preferred Stock
Common Stock
Additional Paid-In Capital
Accumulated Deficit
Accumulated Other Comprehensive Income / Loss
Total
Beginning Balance - Shares at Dec. 31, 2013 2,401 19,974        
Beginning Balance - Amount at Dec. 31, 2013 $ 2 $ 20 $ 84,373 $ (94,246) $ (2,916) $ (12,767)
Options exercised & stock-based compensation, Shares   161        
Options exercised & stock-based compensation, Amount     643     643
Shares issued to consultants and other services, Shares   205        
Shares issued to consultants and other services, Amount     715     715
Issuance and exercise of warrants, Shares   217        
Issuance and exercise of warrants, Amount   $ 1 1,302     1,303
Conversion of note by note holder, Shares   19        
Conversion of note by note holder, Amount     47     47
Conversion of Series B preferred to common stock, Shares (736) 74        
Conversion of Series B preferred to common stock, Amount           0
Other comprehensive loss         (46) (46)
Net income (loss)       7,133   7,133
Ending Balance, Shares at Dec. 31, 2014 1,665 20,650        
Ending Balance, Amount at Dec. 31, 2014 $ 2 $ 21 87,080 (87,113) (2,962) (2,972)
Options exercised & stock-based compensation, Shares   146        
Options exercised & stock-based compensation, Amount     981     981
Shares issued to consultants and other services, Shares   50        
Shares issued to consultants and other services, Amount     204     204
Issuance and exercise of warrants, Shares   270        
Issuance and exercise of warrants, Amount   $ 1 1,098     1,099
Conversion of Series B preferred to common stock, Shares (267) 26        
Conversion of Series B preferred to common stock, Amount $ (1)         (1)
Repurchase of common stock, Shares   (1,600)        
Repurchase of common stock, Amount   $ (3) (7,476)     (7,479)
Issuance of shares for Interest and additional consideration, Shares   77        
Issuance of shares for Interest and additional consideration, Amount   $ 1 228     229
Other comprehensive loss         (217) (217)
Net income (loss)       (27,138)   (27,138)
Ending Balance, Shares at Dec. 31, 2015 1,398 19,619        
Ending Balance, Amount at Dec. 31, 2015 $ 1 $ 20 $ 82,115 $ (114,251) $ (3,179) $ (35,294)