Invested Assets and Investment Income - Equity Method Accounted Invested Assets (Details) - CAD ($) $ in Millions |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Disclosure of financial assets [line items] | ||
| Carrying value | $ 13,057 | $ 12,756 |
| % of total | 100.00% | 100.00% |
| Leveraged leases | ||
| Disclosure of financial assets [line items] | ||
| Carrying value | $ 4,266 | $ 4,300 |
| % of total | 33.00% | 34.00% |
| Infrastructure | ||
| Disclosure of financial assets [line items] | ||
| Carrying value | $ 5,132 | $ 4,848 |
| % of total | 39.00% | 38.00% |
| Timber and agriculture | ||
| Disclosure of financial assets [line items] | ||
| Carrying value | $ 847 | $ 837 |
| % of total | 6.00% | 7.00% |
| Real estate | ||
| Disclosure of financial assets [line items] | ||
| Carrying value | $ 2,168 | $ 2,098 |
| % of total | 17.00% | 16.00% |
| Other | ||
| Disclosure of financial assets [line items] | ||
| Carrying value | $ 644 | $ 673 |
| % of total | 5.00% | 5.00% |