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Investments - Summary of Investments (Details) - CAD ($) $ in Millions | Dec. 31, 2024 | Dec. 31, 2023
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Disclosure of detailed information about financial instruments [line items] |  |
Investments | $ 0 | $ 525
Investment in PrairieSky Royalty Ltd. |  |
Disclosure of detailed information about financial instruments [line items] |  |
Investments | $ 0 | $ 525

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- Details
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