IFRS 7 Disclosure (Summary of Liquid Assets by Type and Currency) (Alternate Calculation) (Details) - CAD ($) $ in Millions |
Jul. 31, 2026 |
Oct. 31, 2025 |
|---|---|---|
| IFRS 7 Disclosure [Abstract] | ||
| Total liquid assets | $ 1,071,336 | $ 987,002 |
| Encumbered liquid assets | 459,240 | 403,935 |
| Unencumbered liquid assets | $ 612,096 | $ 583,067 |