Annual report pursuant to Section 13 and 15(d)

Consolidated Statements of Stockholders' Equity

v3.8.0.1
Consolidated Statements of Stockholders' Equity - USD ($)
Preferred Stock [Member]
Common Stock [Member]
Paid-In Capital [Member]
Accumulated Deficit [Member]
Total
Balance at Dec. 31, 2015 $ 9,000 $ 210,760,000 $ (196,537,000) $ 14,332,000
Balance, shares at Dec. 31, 2015 907,187      
Issuance of common stock upon cashless exercise of warrants
Issuance of common stock upon cashless exercise of warrants, shares 44,700    
Issuance of common stock and warrants with offering, net of issuance costs $ 4,000 2,536,000 $ 2,540,000
Issuance of common stock and warrants with offering, net of issuance costs, shares 438,167      
Issuance of preferred stock and warrants with offering, net of issuance costs 3,622,000 3,622,000
Issuance of preferred stock and warrants with offering, net of issuance costs, shares 7,392        
Accretion of convertible preferred stock discount 6,278,000 6,278,000
Deemed dividend on convertible preferred stock (6,278,000) (6,278,000)
Preferred stock converted to common stock $ 6,000 (6,000)
Preferred stock converted to common stock, shares (7,392) 616,000      
Issuance of common stock upon exercise of warrants, net of issuance costs 720,000 720,000
Issuance of common stock upon exercise of warrants, net of issuance costs, shares 37,262      
Beneficial conversion feature associated with issuance of convertible notes 1,138,000 1,138,000
Issuance of common stock upon conversion of debt $ 2,000 2,677,000 2,679,000
Issuance of common stock upon conversion of debt, shares 156,893      
Issuance of common stock in connection with settlement of litigation $ 1,000 793,000 794,000
Issuance of common stock in connection with settlement of litigation, shares 80,198      
Stock-based compensation 273,000 273,000
Net loss (14,763,000) (14,763,000)
Balance at Dec. 31, 2016 $ 22,000 222,513,000 (211,300,000) 11,235,000
Balance, shares at Dec. 31, 2016 2,280,407      
Net loss         (512)
Balance at Mar. 31, 2017         13,911
Balance at Dec. 31, 2016 $ 22,000 222,513,000 (211,300,000) 11,235,000
Balance, shares at Dec. 31, 2016 2,280,407      
Net loss         (2,215)
Balance at Jun. 30, 2017         12,267
Balance at Dec. 31, 2016 $ 22,000 222,513,000 (211,300,000) 11,235,000
Balance, shares at Dec. 31, 2016 2,280,407      
Net loss         (4,284)
Balance at Sep. 30, 2017         10,440
Balance at Dec. 31, 2016 $ 22,000 222,513,000 (211,300,000) $ 11,235,000
Balance, shares at Dec. 31, 2016 2,280,407      
Issuance of common stock upon cashless exercise of warrants, shares        
Stock-based compensation 219,000 $ 219,000
Issuance of common stock with offering $ 8,000 $ 3,120,000 $ 3,128,000
Issuance of common stock with offering, shares 741,667      
Round-up common shares issued in association with reverse stock split, shares 5,991
Warrants issued in association with debt $ 189,000 $ 189,000
Net loss (9,329,000) (9,329,000)
Balance at Dec. 31, 2017 $ 30,000 $ 226,041,000 $ (220,629,000) 5,442,000
Balance, shares at Dec. 31, 2017 3,028,065      
Balance at Mar. 31, 2017         13,911
Net loss         (1,703)
Balance at Jun. 30, 2017         12,267
Net loss         (2,069)
Balance at Sep. 30, 2017         $ 10,440