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Capital Structure and Financial Matters - Capital transactions (Details) |  | 1 Months Ended | 3 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | ---
Aug. 10, 2020 kr / shares shares | Oct. 31, 2020 USD ($) $ / shares shares | Sep. 30, 2020 USD ($) $ / shares shares | Sep. 30, 2020 USD ($) | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($) | Dec. 31, 2018 $ / shares | Dec. 31, 2020 kr / shares | Dec. 31, 2019 kr / shares
Disclosure of classes of share capital [line items] |  |  |  |  |  |  |  |  |
Share purchase price | $ / shares |  |  |  |  |  |  | $ 207 |  |
Payments for share issue costs | $ |  |  |  |  | $ 128,000 | $ 13,000 |  |  |
Ordinary shares |  |  |  |  |  |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |  |  |  |  |  |
Ordinary shares issued |  | 269,136 | 745,380 |  |  |  |  |  |
Share purchase price | $ / shares |  | $ 8.89 | $ 8.89 |  |  |  |  |  |
Aggregate proceeds | $ |  | $ 2,400,000 | $ 6,600,000 |  |  |  |  |  |
Increase in authorized number of shares | 745,380 |  |  |  |  |  |  |  |
Additional increase in authorized number of shares | 1,800,000 |  |  |  |  |  |  |  |
Nominal value per share | kr / shares | kr 1 |  |  |  |  |  |  | kr 1 | kr 1
Additional number of ordinary share warrants allowed to issue | 1,298,196 |  |  |  |  |  |  |  |
Payments for share issue costs | $ |  |  |  | $ 144,022 |  |  |  |  |

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