Invested Assets and Investment Income - Investment Expenses (Details) - CAD ($) $ in Millions |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Disclosure of financial assets [line items] | ||
| Investment expenses | $ 1,342 | $ 1,348 |
| Related to invested assets | ||
| Disclosure of financial assets [line items] | ||
| Investment expenses | 841 | 731 |
| Related to segregated, mutual and other funds | ||
| Disclosure of financial assets [line items] | ||
| Investment expenses | $ 501 | $ 617 |