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Joint Arrangements - Joint Ventures and Associates (Details) - CAD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Joint Arrangements |  |
Net earnings (loss) | $ 8,295 | $ 9,077
Total comprehensive earnings (loss) | 8,497 | 10,075
Joint ventures |  |
Joint Arrangements |  |
Net earnings (loss) | 27 | 1
Total comprehensive earnings (loss) | 27 | 1
Carrying amount as at December 31 | 149 | 105
Associates |  |
Joint Arrangements |  |
Net earnings (loss) | (1) | (1)
Total comprehensive earnings (loss) | (1) | (1)
Carrying amount as at December 31 | $ 60 | $ 63

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