Investment Contract Liabilities - Investment Contract Liabilities Measured at Fair Value (Details) - CAD ($) $ in Millions |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Disclosure of fair value measurement of liabilities [line items] | ||
| Investment contracts liabilities | $ 14,137 | $ 13,498 |
| Total fair value | ||
| Disclosure of fair value measurement of liabilities [line items] | ||
| Balance, excluding those for account of segregated fund holders, January 1 | 808 | 749 |
| New contracts | 125 | 70 |
| Changes in market conditions | 177 | 67 |
| Redemptions, surrenders and maturities | (159) | (154) |
| Impact of changes in foreign exchange rates | (43) | 76 |
| Balance, excluding those for account of segregated fund holders, December 31 | 908 | 808 |
| Investment contract liabilities for account of segregated fund holders | 332,248 | 309,443 |
| Investment contracts liabilities | $ 333,156 | $ 310,251 |