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Income taxes - Schedule of Non Capital Losses Carry Forwards (Details) $ in Thousands | Dec. 31, 2024 USD ($)
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Capital Loss Carryforwards [Line Items] |
Total non-capital loss carryforward | $ 2,092,204
Tax credits | 215,847
Canada |
Capital Loss Carryforwards [Line Items] |
Total non-capital loss carryforward | 671,945
U.S. |
Capital Loss Carryforwards [Line Items] |
Total non-capital loss carryforward | 1,420,259
2025—2029 |
Capital Loss Carryforwards [Line Items] |
Total non-capital loss carryforward | 323
Tax credits | 2,349
2025—2029 | Canada |
Capital Loss Carryforwards [Line Items] |
Total non-capital loss carryforward | 323
2025—2029 | U.S. |
Capital Loss Carryforwards [Line Items] |
Total non-capital loss carryforward | 0
2030+ |
Capital Loss Carryforwards [Line Items] |
Total non-capital loss carryforward | 2,091,881
Tax credits | 213,498
2030+ | Canada |
Capital Loss Carryforwards [Line Items] |
Total non-capital loss carryforward | 671,622
2030+ | U.S. |
Capital Loss Carryforwards [Line Items] |
Total non-capital loss carryforward | $ 1,420,259

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- Definition Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-3 + Details
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- Definition The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-3 + Details
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