Income taxes - Schedule of reconciliation of tax expense (Detail) - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
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| Income Tax [Abstract] | |||
| Loss before income tax | $ 51,807,669 | $ 46,220,711 | $ 13,046,362 |
| Canadian Statutory Tax Rate | 26.50% | 26.50% | 26.50% |
| Expected tax recovery | $ (13,729,032) | $ (12,248,488) | $ (3,457,286) |
| Share-based compensation | 11,190,551 | 9,469,630 | 1,246,362 |
| Foreign tax rate deferential | 1,810 | 1,283 | 935 |
| Change in tax benefit not recognized | 2,888,122 | 2,965,317 | 2,370,827 |
| Total | $ 351,451 | $ 187,742 | $ 160,838 |
| X | ||||||||||
- Definition Change in tax benefit not recognized. No definition available.
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition The applicable income tax rate. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to expenses not deductible in determining taxable profit (tax loss). [Refer: Accounting profit] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to foreign tax rates. [Refer: Accounting profit] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The product of the accounting profit multiplied by the applicable tax rate(s). [Refer: Accounting profit; Applicable tax rate] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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