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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)
$ in Thousands
Preferred Stock [Member]
Common Stock [Member]
Additional Paid-in Capital [Member]
Accumulated Other Comprehensive Loss [Member]
Accumulated Deficit [Member]
Total
Balance at Dec. 31, 2017   $ 12 $ 365,057 $ (794) $ (342,509) $ 21,766
Balance (in shares) at Dec. 31, 2017 335,537 11,997,447        
Increase (Decrease) in Stockholders' Equity            
Issue of common stock on At Market Issuance sales agreement, net of expenses     630     630
Issue of common stock on At Market Issuance sales agreement, net of expenses (in shares)   500,000        
Stock-based compensation     331     331
Preferred stock dividends     (201)     (201)
Unrealized foreign exchange on intercompany loans       (9,336)   (9,336)
Translation adjustment       9,370   9,370
Loss for the period         (7,288) (7,288)
Balance at Dec. 31, 2018   $ 12 365,817 (760) (349,797) 15,272
Balance (in shares) at Dec. 31, 2018 335,537 12,497,447        
Increase (Decrease) in Stockholders' Equity            
Issue of common stock on At Market Issuance sales agreement, net of expenses   $ 5 4,044     4,049
Issue of common stock on At Market Issuance sales agreement, net of expenses (in shares)   4,702,527        
Stock-based compensation     466     466
Preferred stock dividends     (201)     (201)
Unrealized foreign exchange on intercompany loans       6,753   6,753
Translation adjustment       (6,812)   (6,812)
Loss for the period         (7,830) (7,830)
Balance at Dec. 31, 2019   $ 17 $ 370,126 $ (819) $ (357,627) $ 11,697
Balance (in shares) at Dec. 31, 2019 335,537 17,199,974