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v3.24.3

Decommissioning Liabilities - Additional Information (Detail) $ in Millions | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2024 CAD ($) | Dec. 31, 2023 CAD ($)
Disclosure of other provisions [line items] |  |
Credit-adjusted risk-free rate | 5.50% | 5.50%
Inflation rate | 0.02 | 0.02
Restricted Cash | $ 228 | $ 211

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