IFRS 7 Disclosure (Summary of Deposit Funding) (Details) - CAD ($) $ in Millions |
Apr. 30, 2026 |
Oct. 31, 2025 |
|---|---|---|
| Disclosure Of Deposits [Line Items] | ||
| Funds from Deposits | $ 947,713 | $ 966,715 |
| Personal [member] | ||
| Disclosure Of Deposits [Line Items] | ||
| Funds from Deposits | 641,827 | 650,396 |
| Non Personal [Member] | ||
| Disclosure Of Deposits [Line Items] | ||
| Funds from Deposits | $ 305,886 | $ 316,319 |