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Share Capital and Other Equity Instruments - Schedule of Warrants (Details) - Warrant [Member] - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Warrant shares outstanding at beginning | 3,661,178 | 303,891 | 219,510
Warrant shares outstanding, Issued | 3,535,519 | 3,222,331 | 84,381
Warrant shares outstanding, Forfeited | (851,099) | (274,816) |
Warrant shares outstanding at end | 6,345,598 | 3,661,178 | 303,891
Warrant shares outstanding, Exercisable | 6,345,598 | 3,251,406 |
Weighted average exercise Price, Outstanding at beginning | $ 1.98 | $ 3.02 | $ 2.95
Weighted average exercise price, Issued | 4.93 | 1.96 | 3.21
Weighted average exercise price, Forfeited | 4.17 | (3.00) |
Weighted average exercise price, Outstanding at end | 3.33 | 1.98 | $ 3.02
Weighted average exercise price, Exercisable | $ 3.33 | $ 1.95 |
Weighted average remaining life, Outstanding | 4 years 10 months 25 days | 4 years 11 months 19 days | 1 year 22 days
Weighted average remaining life, Exercisable | 4 years 10 months 25 days | 4 years 11 months 19 days |
Intrinsic Value, Outstanding | $ 6,049,152 |  |
Intrinsic Value, Exercisable | $ 6,049,152 | $ 8,040,545 |

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- Definition Weighted average remaining contractual term for non-option equity awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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