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Share Capital - Schedule of Share Capital (Details) - CAD ($) |  |  |  | 5 Months Ended | 7 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | ---
Aug. 16, 2019 | Jun. 05, 2018 | Jun. 01, 2017 | May 21, 2018 | Dec. 31, 2018 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Disclosure of classes of share capital [line items] |  |  |  |  |  |  |  |
Share capital issued, beginning (shares) |  |  |  |  |  | 32,198,453 |  |
Share capital issued ending (shares) |  |  |  |  |  |  | 32,198,453 |
Equity |  |  |  |  | $ 6,195,363 | $ 24,752,993 | $ (107,894) | $ 6,195,363
Share issue costs |  |  |  |  |  | (1,741,640) | (854,256) | (2,366,809)
Equity |  |  |  | $ 8,283,846 |  | (107,894) | 6,195,363 | 8,283,846
At-the-market agreement |  |  |  |  |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |  |  |  |  |
Issued shares |  |  |  |  |  | $ 40,037,786 | 8,476,454 | 620,010
Public Offering |  |  |  |  |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |  |  |  |  |
Issued (shares) |  | 1,532,278 |  |  |  |  |  |
Issued shares |  |  |  |  |  |  | $ 3,314,429 | $ 11,606,882
Share issue costs |  | $ (1,418,356) |  |  |  |  |  |
Warrant Derivatives |  |  |  |  |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |  |  |  |  |
Issued (shares) | 4,619,773 |  |  |  |  |  |  |
Share issue costs | $ (699,427) |  |  |  |  |  |  |
Equity Warrants |  |  |  |  |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |  |  |  |  |
Issued (shares) |  |  | 16,445,000 |  |  |  |  |
Shares |  |  |  |  |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |  |  |  |  |
Share capital issued, beginning (shares) |  |  |  |  | 14,988,995 | 32,198,453 | 17,399,749 |
Share capital issued ending (shares) |  |  |  |  | 17,399,749 | 46,166,980 | 32,198,453 | 17,399,749
Equity |  |  |  |  | $ 285,193,061 | $ 356,824,172 | $ 311,077,859 | $ 285,193,061
Share issue costs |  |  |  |  | (2,333,474) | (1,741,640) | (854,256) |
Equity |  |  |  |  | $ 272,268,722 | $ 311,077,859 | $ 285,193,061 |
Shares | Incentive award plan |  |  |  |  |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |  |  |  |  |
Issued (shares) |  |  |  |  | 28,297 | 234,172 | 323,301 |
Issued shares |  |  |  |  | $ 109,751 | $ 732,367 | $ 391,917 |
Shares | Common Stock Purchase Agreement |  |  |  |  |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |  |  |  |  |
Issued (shares) |  |  |  |  | 797,691 |  | 2,494,943 |
Issued shares |  |  |  |  | $ 3,314,097 |  | $ 5,403,385 |
Shares | At-the-market agreement |  |  |  |  |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |  |  |  |  |
Issued (shares) |  |  |  |  | 18,002 | 12,182,532 | 4,425,040 |
Issued shares |  |  |  |  | $ 66,360 | $ 40,037,786 | $ 8,476,454 |
Shares | Stock option plan |  |  |  |  |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |  |  |  |  |
Issued (shares) |  |  |  |  | 34,329 | 133,454 |  |
Issued shares |  |  |  |  | $ 158,976 | $ 385,022 |  |
Shares | Public Offering |  |  |  |  |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |  |  |  |  |
Issued (shares) |  |  |  |  | 1,532,278 |  | 4,619,773 |
Issued shares |  |  |  |  | $ 11,606,882 |  | $ 3,314,429 |
Shares | Warrant Derivatives |  |  |  |  |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |  |  |  |  |
Issued (shares) |  |  |  |  |  | 1,418,369 | 2,935,647 |
Issued shares |  |  |  |  |  | $ 6,332,778 | $ 9,152,869 |
Shares | Equity Warrants |  |  |  |  |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |  |  |  |  |
Issued (shares) |  |  |  |  | 157 |  |  |
Issued shares |  |  |  |  | $ 1,747 |  |  |
Pre-Consolidation | Shares |  |  |  |  |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |  |  |  |  |
Share capital issued, beginning (shares) |  |  |  | 141,805,722 |  |  |  | 141,805,722
Share capital issued ending (shares) |  |  |  | 142,396,222 |  |  |  |
Equity |  |  |  | $ 272,268,722 |  |  |  |
Share issue costs |  |  |  | (33,335) |  |  |  |
Equity |  |  |  | $ 271,710,138 |  |  |  | $ 271,710,138
Pre-Consolidation | Shares | At-the-market agreement |  |  |  |  |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |  |  |  |  |
Issued (shares) |  |  |  | 519,500 |  |  |  |
Issued shares |  |  |  | $ 553,650 |  |  |  |
Pre-Consolidation | Shares | Stock option plan |  |  |  |  |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |  |  |  |  |
Issued (shares) |  |  |  | 71,000 |  |  |  |
Issued shares |  |  |  | $ 38,269 |  |  |  |

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