Income taxes - Components of Income Tax Expense (Details) - CAD ($) $ in Thousands |
12 Months Ended | |
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Dec. 31, 2025 |
Dec. 31, 2024 |
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| Income taxes | ||
| Expense for the year | $ 477 | |
| Current income tax expense | 477 | |
| Origination and reversal of temporary differences | (26,430) | $ (15,712) |
| Change in unrecognized deductible temporary differences | 25,887 | 16,360 |
| Deferred income tax (recovery) expense | (543) | 648 |
| Income tax (recovery) expense | $ (66) | $ 648 |
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- Definition The amount of income taxes payable (recoverable) in respect of the taxable profit (tax loss) for a period. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition The amount of current tax expense (income) and adjustments for the current tax of prior periods. [Refer: Current tax expense (income); Adjustments for current tax of prior periods] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The amount of tax expense or income relating to changes in deferred tax liabilities and deferred tax assets, recognised in profit or loss. [Refer: Deferred tax assets; Deferred tax expense (income); Deferred tax liabilities] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The amount of deferred tax expense or income relating to the creation or reversal of temporary differences. [Refer: Temporary differences [member]; Deferred tax expense (income)] Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition The aggregate amount included in the determination of profit (loss) for the period in respect of current tax and deferred tax. [Refer: Current tax expense (income); Deferred tax expense (income)] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition The amount of benefit arising from a previously unrecognised tax loss, tax credit or temporary difference of a prior period that is used to reduce deferred tax expense. [Refer: Deferred tax expense (income); Temporary differences [member]; Unused tax losses [member]; Unused tax credits [member]] Reference 1: http://www.xbrl.org/2003/role/exampleRef
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