Income taxes (Tax Information on a Domestic and Foreign Basis) (Details) - CAD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
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| Income before income taxes | |||
| Canada | $ 4,906 | $ 4,540 | $ 4,936 |
| Foreign | 1,358 | 1,312 | 1,552 |
| Income before income taxes | 6,264 | 5,852 | 6,488 |
| Current income tax expense | |||
| Canada federal | 542 | 860 | 896 |
| Canada provincial | 405 | ||
| Foreign | 263 | 219 | 255 |
| Total current income tax expense | 1,210 | 1,079 | 1,151 |
| Deferred income tax expense (recovery) | |||
| Canada federal | 176 | 282 | 360 |
| Canada provincial | 132 | ||
| Foreign | 26 | 43 | (648) |
| Total deferred income tax expense (recovery) | 334 | 325 | (288) |
| Income tax expense (recovery) | |||
| Canada federal | 718 | ||
| Canada provincial | 537 | ||
| Foreign | 289 | ||
| Income tax expense | $ 1,544 | $ 1,404 | $ 863 |
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- Definition Current Provincial Tax Expense (Benefit) No definition available.
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- Definition Deferred Provincial Income Tax Expense (Benefit) No definition available.
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- Definition Provincial Income Tax Expense (Benefit), Continuing Operations No definition available.
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- Definition Amount of current federal tax expense (benefit) attributable to income (loss) from continuing operations. Includes, but is not limited to, current national tax expense (benefit) for non-US (United States of America) jurisdiction. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of current foreign income tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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- Definition Amount of deferred federal tax expense (benefit) attributable to income (loss) from continuing operations. Includes, but is not limited to, deferred national tax expense (benefit) for non-US (United States of America) jurisdiction. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of deferred foreign income tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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- Definition Amount of current and deferred federal tax expense (benefit) attributable to income (loss) from continuing operations. Includes, but is not limited to, current and deferred national tax expense (benefit) for non-US (United States of America) jurisdiction. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of current and deferred foreign income tax expense (benefit) attributable to income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- References No definition available.
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