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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, 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 and associated warrants on underwritten offering, net of expenses   $ 2 13,500     13,502
Issue of common 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, net of expenses   $ 1 3,869     3,870
Issue of common stock on At Market Issuance sales agreement, net of expenses (in shares)   752,425        
Warrant & stock option exercises   $ 1 4,564     $ 4,565
Warrant & stock option exercises (in shares)   915,600       6,600
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 9,993,135        
Issue of common stock on At Market Issuance sales agreement, net of expenses   $ 2 3,199     3,201
Issue of common stock on At Market Issuance sales agreement, net of expenses (in shares)   2,528,642        
Reclassification of redeemable common stock   $ (3) (4,491)     $ (4,494)
Reclassification of redeemable common stock (in shares)   (3,117,100)        
Warrant & stock option exercises (in shares)           0
Stock-based compensation     1,506     $ 1,506
Stock-based compensation (in shares)   17,412        
Preferred stock dividends     (201)     (201)
Unrealized foreign exchange on intercompany loans       (21,166)   (21,166)
Translation adjustment       20,598   20,598
Loss for the period         (21,198) (21,198)
Balance at Dec. 31, 2022   $ 9 $ 422,973 $ (1,316) $ (406,157) $ 15,509
Balance (in shares) at Dec. 31, 2022 573,282 9,422,089