Quarterly report pursuant to Section 13 or 15(d)

CONDENSED CONSOLIDATED STATEMENTS OF PREFERRED STOCK AND STOCKHOLDERS' EQUITY (DEFICIT)

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CONDENSED CONSOLIDATED STATEMENTS OF PREFERRED STOCK AND STOCKHOLDERS' EQUITY (DEFICIT) - USD ($)
Preferred Stock [Member]
Common Shares [Member]
Additional Paid-in Capital [Member]
Accumulated Other Comprehensive Loss [Member]
Accumulated Deficit [Member]
Total
Balance at Dec. 31, 2017 $ 64,735,000 $ 0 $ 13,832,000 $ (42,000) $ (108,283,000) $ (94,493,000)
Balance (in shares) at Dec. 31, 2017 2,762,594 324,821        
Issuance of common shares to note holder upon extension of maturity date $ 0 $ 0 0 0 0 0
Issuance of common shares to note holder upon extension of maturity date (in shares) 0 327        
Beneficial conversion feature upon issuance of convertible notes payable $ 0 $ 0 255,000 0 0 255,000
Issuance of warrants for common shares $ 0 $ 0 277,000 0 0 277,000
Issuance of warrants for common shares (in shares) 0 0        
Reclassification of warrants $ 0 $ 0 192,000 0 0 192,000
Stock compensation expense $ 0 $ 0 2,156,000 0 0 2,156,000
Stock compensation expense (in shares) 0 0        
Currency translation adjustment $ 0 $ 0 0 (1,000) 0 (1,000)
Net loss 0 0 0 0 (13,308,000) (13,308,000)
Balance at Mar. 31, 2018 $ 64,735,000 $ 0 16,712,000 (43,000) (121,591,000) (104,922,000)
Balance (in shares) at Mar. 31, 2018 2,762,594 325,148        
Balance at Dec. 31, 2017 $ 64,735,000 $ 0 13,832,000 (42,000) (108,283,000) (94,493,000)
Balance (in shares) at Dec. 31, 2017 2,762,594 324,821        
Balance at Sep. 30, 2018 $ 0 $ 2,000 179,396,000 (44,000) (172,900,000) 6,454,000
Balance (in shares) at Sep. 30, 2018 0 15,366,327        
Balance at Mar. 31, 2018 $ 64,735,000 $ 0 16,712,000 (43,000) (121,591,000) (104,922,000)
Balance (in shares) at Mar. 31, 2018 2,762,594 325,148        
Beneficial conversion feature upon issuance of convertible notes payable $ 0 $ 0 410,000 0 0 410,000
Issuance of warrants for common shares $ 0 $ 0 518,000 0 0 518,000
Issuance of warrants for common shares (in shares) 0 0        
Currency translation adjustment $ 0 $ 0 0 0 0 0
Net loss 0 0 0 0 (19,457,000) (19,457,000)
Balance at Jun. 30, 2018 $ 64,735,000 $ 0 17,640,000 (43,000) (141,048,000) (123,451,000)
Balance (in shares) at Jun. 30, 2018 2,762,594 325,148        
Release of vested restricted common stock $ 0 $ 0 (499,000) 0 0 (499,000)
Release of vested restricted common stock (in shares) 0 257,281        
Issuance of common stock, net of issuance costs $ 0 $ 0 10,272,000 0 0 10,272,000
Issuance of common stock, net of issuance costs (in shares) 0 2,400,000        
Issuance of common stock for services $ 0 $ 0 438,000 0 0 438,000
Issuance of common stock for services (shares) 0 94,160        
Beneficial conversion feature upon issuance of convertible notes payable $ 0 $ 0 1,253,000 0 0 1,253,000
Issuance of warrants for common shares $ 0 $ 0 2,843,000 0 0 2,843,000
Issuance of warrants for common shares (in shares) 0 0        
Reclassification of warrants $ 0 $ 0 9,118,000 0 0 9,118,000
Currency translation adjustment 0 0 0 (1,000) 0 (1,000)
Conversion of preferred stock to common stock $ (64,735,000) $ 0 64,735,000 0 0 64,735,000
Conversion of preferred stock to common stock (in shares) (2,762,594) 2,762,594        
Issuance of common stock upon conversion of convertible notes payable $ 0 $ 2,000 30,449,000 0 0 30,451,000
Issuance of common stock upon conversion of convertible notes payable (in shares) 0 9,527,144        
Beneficial conversion feature upon conversion of convertible notes payable $ 0 $ 0 43,012,000 0 0 43,012,000
Issuance of warrants for vendor services 0 0 135,000 0 0 135,000
Net loss 0 0 0 0 (31,852,000) (31,852,000)
Balance at Sep. 30, 2018 $ 0 $ 2,000 179,396,000 (44,000) (172,900,000) 6,454,000
Balance (in shares) at Sep. 30, 2018 0 15,366,327        
Balance at Dec. 31, 2018 $ 0 $ 2,000 179,501,000 (45,000) (175,640,000) 3,818,000 [1]
Balance (in shares) at Dec. 31, 2018 0 15,366,327        
Release of vested restricted common stock $ 0 $ 0 (65,000) 0 0 (65,000)
Release of vested restricted common stock (in shares) 0 123,848        
Issuance of warrants for common stock for services $ 0 $ 0 0 0 0 0
Issuance of warrants for common stock for services (in shares) 0 0        
Currency translation adjustment $ 0 $ 0 0 (11,000) 0 (11,000)
Net loss 0 0 0 0 (2,565,000) (2,565,000)
Balance at Mar. 31, 2019 0 $ 2,000 179,436,000 (56,000) (178,205,000) 1,177,000
Balance (in shares) at Mar. 31, 2019   15,490,175        
Balance at Dec. 31, 2018 $ 0 $ 2,000 179,501,000 (45,000) (175,640,000) 3,818,000 [1]
Balance (in shares) at Dec. 31, 2018 0 15,366,327        
Balance at Sep. 30, 2019 $ 497,000 $ 2,000 184,700,000 (58,000) (183,737,000) 907,000
Balance (in shares) at Sep. 30, 2019 250,000 20,452,480        
Balance at Mar. 31, 2019 $ 0 $ 2,000 179,436,000 (56,000) (178,205,000) 1,177,000
Balance (in shares) at Mar. 31, 2019   15,490,175        
Issuance of preferred stock and common stock warrant, net of issuance costs $ 720,000 $ 0 200,000 0 0 200,000
Issuance of preferred stock and common stock warrant, net of issuance costs (in shares) 250,000 0        
Fair value of derivative liability in connection with issuance of preferred stock $ (216,000) $ 0 0 0 0 0
Issuance of warrants for common stock, in connection with preferred stock offering $ (43,000) $ 0 43,000 0 0 43,000
Issuance of warrants for common stock, in connection with preferred stock offering (in shares) 0 0        
Accretion of preferred stock dividend $ 16,000 $ 0 (16,000) 0 0 (16,000)
Issuance of common stock, net of issuance costs $ 0 $ 0 4,664,000 0 0 4,664,000
Issuance of common stock, net of issuance costs (in shares) 0 4,075,726        
Issuance of common stock for services $ 0 $ 0 234,000 0 0 234,000
Issuance of common stock for services (shares) 0 161,530        
Currency translation adjustment $ 0 $ 0 0 (2,000) 0 (2,000)
Net loss 0 0 0 0 (2,824,000) (2,824,000)
Balance at Jun. 30, 2019 $ 477,000 $ 2,000 184,561,000 (58,000) (181,029,000) 3,476,000
Balance (in shares) at Jun. 30, 2019 250,000 19,727,431        
Release of vested restricted common stock $ 0 $ 0 (22,000) 0 0 (22,000)
Release of vested restricted common stock (in shares) 0 410,279        
Issuance of warrants for common stock for services $ 0 $ 0 46,000 0 0 46,000
Issuance of warrants for common stock for services (in shares) 0 0        
Accretion of preferred stock dividend $ 20,000 $ 0 (20,000) 0 0 (20,000)
Issuance of common stock upon warrant exercise $ 0 $ 0 67,000 0 0 67,000
Issuance of common stock upon warrant exercise 0 83,520        
Change in fair value of common stock warrants upon repricing $ 0 $ 0 46,000 0 0 46,000
Issuance of common stock for services $ 0 $ 0 12,000 0 0 12,000
Issuance of common stock for services (shares) 0 11,250        
Stock compensation expense $ 0 $ 0 10,000 0 0 10,000
Stock compensation expense (in shares) 0 220,000        
Net loss $ 0 $ 0 0 0 (2,708,000) (2,708,000)
Balance at Sep. 30, 2019 $ 497,000 $ 2,000 $ 184,700,000 $ (58,000) $ (183,737,000) $ 907,000
Balance (in shares) at Sep. 30, 2019 250,000 20,452,480        
[1] The condensed consolidated balance sheet as of December 31, 2018 was derived from the audited consolidated balance sheet as of that date.