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Other Operating Income (Expense) (Tables) | 12 Months Ended
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Dec. 31, 2023
Analysis of income and expense [abstract] |
Schedule of Other Operating Income (Expense) |
(CAD$ in millions) |  | 2023 |  | 2022
Settlement pricing adjustments (Note 31(b)) |  | $ | 39 |  |  | $ | (371) |
Share-based compensation |  | (107) |  |  | (236) |
Environmental costs and remeasurement of decommissioning and restoration provisions for closed operations |  | (168) |  |  | (128) |
Care and maintenance costs |  | (62) |  |  | (59) |
Social responsibility and donations |  | (66) |  |  | (65) |
Gain (loss) on disposal or contribution of assets |  | 244 |  |  | (4) |
Commodity derivatives |  | (12) |  |  | 35 |
Take-or-pay contract costs |  | (75) |  |  | (86) |
Elkview business interruption claim (Note 28) |  | 221 |  |  | — |
Other |  | (220) |  |  | (188) |
|  | $ | (206) |  |  | $ | (1,102) |

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