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Income Taxes - Summary of Reconciliation of Income Taxes (Detail) - CAD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Disclosure of Income Taxes [line items] |  |
Profit from continuing operations before taxes | $ 3,944 | $ 6,565
Loss from discontinued operations before taxes | (28) | (956)
Profit from continuing operations before taxes | 3,916 | 5,609
Tax expense at the Canadian statutory income tax rate of 27% (2022 – 26.53%) | 1,057 | 1,488
Tax effect of: |  |
Resource taxes | 419 | 670
Resource and depletion allowances | (64) | (96)
Non-deductible expenses (non-taxable income) | 42 | 74
Tax pools not recognized (recognition of previously unrecognized tax pools) | 8 | 5
Effect of new Chilean royalty | 106 | 0
Difference in tax rates in foreign jurisdictions | 48 | 76
Revisions to prior year estimates | 17 | 15
Non-controlling interests | (25) | (21)
Effect from sale of Fort Hills | 2 | 83
Other | (2) | 17
Total income taxes from continuing and discontinued operations | 1,608 | 2,311
Represented by: |  |
Current income taxes | 2,228 | 1,413
Deferred income taxes | (620) | 898
Provision for income taxes from continuing operations | $ 1,610 | $ 2,495
Applicable tax rate | 27.00% | 26.53%
Aggregate continuing and discontinued operations |  |
Tax effect of: |  |
Total income taxes from continuing and discontinued operations | $ 1,608 | $ 2,311
Discontinued operations |  |
Disclosure of Income Taxes [line items] |  |
Profit from continuing operations before taxes | (18) | (931)
Represented by: |  |
Recovery of income taxes from discontinued operations | $ (2) | $ (184)

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