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CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY - 9 months ended Sep. 30, 2015 - USD ($)
$ in Thousands
Preferred Stock
Common Stock
Additional Paid-In Capital
Deficit
Total
Beginning Balance, Shares at Dec. 31, 2014 17,852,000      
Beginning Balance, Amount at Dec. 31, 2014 $ 18 $ 29,334 $ (27,848) $ 1,504
Options exercised, Shares 98,000      
Options exercised, Amount 220 220
Warrants exercised, Shares 739,000      
Warrants exercised, Amount 1,519 1,519
Issuance of common stock, Shares   5,219,000      
Issuance of common stock, Amount   $ 5 11,526 11,531
Conversion of Series A preferred stock and common warrants to Series B preferred stock, Shares 3,588,000      
Conversion of Series A preferred stock and common warrants to Series B preferred stock, Amount $ 4 (40) $ 13,957 $ 13,921
Conversion of Series B preferred stock to common stock, Shares (1,612,000) 3,225,000      
Conversion of Series B preferred stock to common stock, Amount $ (2) $ 4 (2)
Stock based compensation 380 $ 380
Stock swap to acquire options, Shares   (81,000)      
Stock swap to acquire options, Amount   $ (273) (273)
Accretion on convertible preferred stock $ (222) (222)
Net income (loss) (3,963) (3,963)
Ending Balance, Shares at Sep. 30, 2015 1,976,000 27,052,000      
Ending Balance, Amount at Sep. 30, 2015 $ 2 $ 27 $ 42,664 $ (18,076) $ 24,617