Income Taxes - Reconciliation of Net Tax Provision (Details) - CAD ($) $ in Thousands |
12 Months Ended | ||||
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Mar. 31, 2025 |
Mar. 31, 2024 |
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| Income taxes [Abstract] | |||||
| Income (loss before tax) | $ 20,382 | $ (57,637) | |||
| Combined federal and provincial rate | 27.00% | 27.00% | |||
| Expected tax expense (recovery) | $ 5,503 | $ (15,562) | |||
| Non-deductible expenses (recovery) | 3,070 | 3,519 | |||
| Non-deductible (non-taxable) portion of capital items | (3,620) | (2,441) | |||
| Goodwill and other impairment items | 0 | 1,674 | |||
| Tax impact on divestitures | 0 | 953 | |||
| Difference in statutory tax rate | 2,400 | 1,031 | |||
| Effect of change in tax rates | (1,530) | (5,277) | |||
| Changes in deferred tax benefits not recognized | (5,777) | 15,549 | |||
| Change in tax legislation | 4,573 | 0 | |||
| Income tax expense (recovery) | $ 4,619 | $ (554) | [1] | ||
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- Definition Income taxes [Abstract] No definition available.
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- Definition Tax Effect From Change In Tax Legislation No definition available.
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- Definition Tax Effect Of Changes In Deferred Tax Benefits Not Recognized No definition available.
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- Definition Tax Effect Of Divestitures No definition available.
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- Definition Tax Effect Of Expected Tax Recovery No definition available.
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- Definition Tax Effect Of Non-Deductible Portion Of Capital Gains No definition available.
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- Definition Tax Effect Of Permanent Portion Of Rate Difference On Capital Items No definition available.
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- Definition The amount of profit (loss) for a period before deducting tax expense. [Refer: Profit (loss)] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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 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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- 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 changes in the tax rate. [Refer: Accounting profit] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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 foreign tax rates. [Refer: Accounting profit] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The amount representing the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to impairment of goodwill. [Refer: Accounting profit; Goodwill] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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