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Invested Assets and Investment Income - Mortgage Securitization (Details) - CAD ($) $ in Millions | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Disclosure of financial assets [line items] |  |
Securitized assets | $ 6,437 | $ 5,812
Secured borrowing liabilities | 6,217 | 5,556
Net | 220 | 256
Platinum Canadian Mortgage Trust II | Less than 1 year |  |
Disclosure of financial assets [line items] |  |
Secured borrowing liabilities | 0 | 27
Platinum Canadian Mortgage Trust II | 1 to 3 years |  |
Disclosure of financial assets [line items] |  |
Secured borrowing liabilities | 1,036 | 1,973
Platinum Canadian Mortgage Trust II | 3 to 5 years |  |
Disclosure of financial assets [line items] |  |
Secured borrowing liabilities | 1,964 | 750
Platinum Canadian Mortgage Trust II | Over 5 years |  |
Disclosure of financial assets [line items] |  |
Secured borrowing liabilities | 0 | 0
Securitized mortgages |  |
Disclosure of financial assets [line items] |  |
Securitized assets | 6,415 | 5,780
Restricted cash and short-term securities |  |
Disclosure of financial assets [line items] |  |
Securitized assets | 22 | 32
HELOC securitization |  |
Disclosure of financial assets [line items] |  |
Securitized assets | 3,163 | 2,912
Secured borrowing liabilities | 3,000 | 2,750
Net | 163 | 162
HELOC securitization | Securitized mortgages |  |
Disclosure of financial assets [line items] |  |
Securitized assets | 3,141 | 2,880
HELOC securitization | Restricted cash and short-term securities |  |
Disclosure of financial assets [line items] |  |
Securitized assets | 22 | 32
CMB Securitization |  |
Disclosure of financial assets [line items] |  |
Securitized assets | 3,274 | 2,900
Secured borrowing liabilities | 3,217 | 2,806
Net | 57 | 94
CMB Securitization | Securitized mortgages |  |
Disclosure of financial assets [line items] |  |
Securitized assets | 3,274 | 2,900
CMB Securitization | Restricted cash and short-term securities |  |
Disclosure of financial assets [line items] |  |
Securitized assets | $ 0 | $ 0

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- Details
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