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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)
$ in Thousands
Preferred Stock
Common Stock
Additional Paid-in Capital
Accumulated Other Comprehensive Loss
Accumulated Deficit
Total
Balance at Dec. 31, 2019   $ 1 $ 370,142 $ (819) $ (357,627) $ 11,697
Balance (in shares) at Dec. 31, 2019 335,537 859,998        
Issue of common stock, preferred stock and associated warrants on underwritten offering, net of expenses   $ 4 21,441     21,445
Issue of common stock, preferred stock and associated warrants on underwritten offering, net of expenses (in shares) 237,745 4,485,898        
Beneficial conversion feature of Series B preferred stock     3,775     3,775
Warrant & stock option exercises   $ 1 4,484     4,485
Warrant & stock option exercises (in shares)   901,000        
Stock-based compensation     430     430
Preferred stock dividends     (201)     (201)
Unrealized foreign exchange on intercompany loans       7,564   7,564
Translation adjustment       (7,491)   (7,491)
Loss for the period         (8,445) (8,445)
Balance at Dec. 31, 2020   $ 6 400,071 (746) (366,072) 33,259
Balance (in shares) at Dec. 31, 2020 573,282 6,246,896        
Issue of common stock, preferred stock and associated warrants on underwritten offering, net of expenses   $ 2 13,500     13,502
Issue of common stock, preferred stock and associated warrants on underwritten offering, net of expenses (in shares)   2,078,214        
Issue of common stock on At Market Issuance sales agreement   $ 1 3,869     3,870
Issue of common stock on At Market Issuance sales agreement (in shares)   563,814        
Warrant & stock option exercises   $ 1 4,564     4,565
Warrant & stock option exercises (in shares)   909,007        
Stock-based compensation     1,157     1,157
Preferred stock dividends     (201)     (201)
Unrealized foreign exchange on intercompany loans       (2,125)   (2,125)
Translation adjustment       2,123   2,123
Loss for the period         (18,887) (18,887)
Balance at Dec. 31, 2021   $ 10 $ 422,960 $ (748) $ (384,959) $ 37,263
Balance (in shares) at Dec. 31, 2021 573,282 9,797,930