Share capital - The changes in warrants (Details) - Warrants - $ / shares |
12 Months Ended | |
|---|---|---|
Dec. 31, 2020 |
Dec. 31, 2019 |
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| Disclosure of classes of share capital [line items] | ||
| Number of warrants, Warrants outstanding, beginning | 20,603,396 | 22,369,718 |
| Number of warrants, Warrants exercised | (5,387,200) | (1,116,322) |
| Number of warrants expired | (145,313) | (650,000) |
| Number of warrants, Warrants outstanding, ending | 15,070,883 | 20,603,396 |
| Weighted average exercise price, Warrants outstanding, beginning | $ 3.57 | $ 3.81 |
| Weighted average exercise price, Warrants exercised | 2.49 | 2.85 |
| Weighted average exercise price, Warrants expired | 1.49 | 15.35 |
| Weighted average exercise price, Warrants outstanding, ending | $ 4.01 | $ 3.57 |
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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. No definition available.
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- Definition Number of warrants or rights expired No definition available.
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- Definition Number of warrants exercised. No definition available.
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- Definition Number of warrants outstanding. No definition available.
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- Definition Warrants weighted average exercise price. No definition available.
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- Definition Warrants weighted average exercise price exercised. No definition available.
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- Definition Warrants weighted average exercise price expired. No definition available.
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- Details
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