Income Taxes - Narrative (Details) - CAD ($) $ in Thousands |
12 Months Ended | |
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Mar. 31, 2026 |
Mar. 31, 2025 |
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| Disclosure of temporary difference, unused tax losses and unused tax credits [line items] | ||
| Combined federal and provincial rate | 27.00% | 27.00% |
| Deferred tax assets | $ 2,458 | $ 4,219 |
| Uncertain tax items | ||
| Disclosure of temporary difference, unused tax losses and unused tax credits [line items] | ||
| Provision | 5,200 | 4,600 |
| Income tax loss carryforwards | ||
| Disclosure of temporary difference, unused tax losses and unused tax credits [line items] | ||
| Deferred tax assets | $ 1,170,258 | $ 1,376,500 |
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- Definition The applicable income tax rate. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The amounts of income taxes recoverable in future periods in respect of: (a) deductible temporary differences; (b) the carryforward of unused tax losses; and (c) the carryforward of unused tax credits. [Refer: Temporary differences [member]; Unused tax credits [member]; Unused tax losses [member]] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. No definition available.
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- Definition The amount of provisions other than provisions for employee benefits. [Refer: Provisions] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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