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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, 2019   $ 1 $ 370,142 $ (819) $ (357,627) $ 11,697
Balance (in shares) at Dec. 31, 2019 335,537 859,998        
Stock-based compensation     91     91
Preferred stock dividends     (50)     (50)
Unrealized foreign exchange on intercompany loans       (11,187)   (11,187)
Translation adjustment       11,060   11,060
Loss for the period         (1,220) (1,220)
Balance at Mar. 31, 2020   $ 1 370,183 (946) (358,847) 10,391
Balance (in shares) at Mar. 31, 2020 335,537 859,998        
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        
Issuance of common stock in underwritten offering, net of issuance costs   $ 2 13,500     13,502
Issuance of common stock in underwritten offering, net of issuance costs (in shares)   2,078,214        
Warrant exercise   $ 1 4,544     4,545
Warrant exercise (in shares)   909,000        
Stock-based compensation     255     255
Preferred stock dividends     (50)     (50)
Unrealized foreign exchange on intercompany loans       1,599   1,599
Translation adjustment       (1,583)   (1,583)
Loss for the period         (3,478) (3,478)
Balance at Mar. 31, 2021   $ 9 $ 418,320 $ (730) $ (369,550) $ 48,049
Balance (in shares) at Mar. 31, 2021 573,282 9,234,110