Capital Stock - Summary of Common Stock Warrants Outstanding (Details) - $ / shares |
Dec. 31, 2021 |
Dec. 31, 2020 |
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| Warrants | ||
| Warrant outstanding (in shares) | 11,177 | 19,426 |
| Five Year Warrants Issued in February 2016 | ||
| Warrants | ||
| Exercise price of warrants (in dollars per share) | $ 15.40 | |
| Warrant outstanding (in shares) | 0 | 8,249 |
| Ten Year Warrants Issued in May 2018 | ||
| Warrants | ||
| Exercise price of warrants (in dollars per share) | $ 23.69 | $ 23.69 |
| Warrant outstanding (in shares) | 6,332 | 6,332 |
| Common stock warrant, Exercise price $14.71 per share, Issued March 2019 | ||
| Warrants | ||
| Exercise price of warrants (in dollars per share) | $ 14.71 | $ 14.71 |
| Warrant outstanding (in shares) | 4,845 | 4,845 |
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- Definition Exercise price per share or per unit of warrants or rights outstanding. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Number of warrants or rights outstanding. No definition available.
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