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Invested Assets and Investment Income - Investment Expenses (Details) - CAD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023
Disclosure of financial assets [line items] |  |
Investment expenses | $ 1,348 | $ 1,297
Related to invested assets |  |
Disclosure of financial assets [line items] |  |
Investment expenses | 731 | 720
Related to segregated, mutual and other funds |  |
Disclosure of financial assets [line items] |  |
Investment expenses | $ 617 | $ 577

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- Definition Investment Expenses + References No definition available. + Details
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Period Type: | duration

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- Details
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Period Type: |

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- Details
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Balance Type: |
Period Type: |