Income Taxes - Schedule of Effective Income Tax Rate Reconciliation (Details) - CAD ($) $ in Millions |
12 Months Ended | |
|---|---|---|
Dec. 31, 2024 |
Dec. 31, 2023 |
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| Income Tax Disclosure [Abstract] | ||
| Earnings before income tax expense | $ 2,174 | $ 2,070 |
| Combined Canadian federal and provincial statutory income tax rate (%) | 30.00% | 30.00% |
| Expected federal and provincial taxes at statutory rate | $ 652 | $ 621 |
| Expected federal and provincial taxes at statutory rate (decrease)/increase resulting from: | ||
| Foreign and other statutory rate differentials | (169) | (166) |
| Effects of rate-regulated accounting | (97) | (98) |
| Tax credits | (36) | (14) |
| Enactment of new tax laws, change in tax rate | 2 | 12 |
| Other | (6) | 5 |
| Income tax expense | $ 346 | $ 360 |
| Effective tax rate (%) | 15.90% | 17.40% |
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- Definition Effective Income Tax Rate Reconciliation, At Federal, State And Local Income Tax Rate, Amount No definition available.
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- Definition Effective Income Tax Rate Reconciliation, At Federal, State And Local Income Tax Rate, Percent No definition available.
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- Definition Effective Income Tax Rate Reconciliation, Effect Of Rate-Regulated Accounting No definition available.
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- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing 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/2009/role/commonPracticeRef
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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/disclosureRef
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- References No definition available.
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations, attributable to increase (decrease) in the income tax rates. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to foreign income tax expense (benefit). Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to tax credits. Including, but not limited to, research credit, foreign tax credit, investment tax credit, and other tax credits. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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