Investments - Narrative (Details) - Investment in PrairieSky Royalty Ltd. $ / shares in Units, shares in Millions, $ in Millions	Dec. 31, 2024 CAD ($) $ / shares shares
Disclosure of detailed information about financial instruments [line items]
Number of investment shares sold (in shares) \| shares	22.6
Cash proceeds per common share (CAD per share) \| $ / shares	$ 25.65
Cash proceeds \| $	$ 575

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table.

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