Note 5 - Credit Assets, Net of Allowance for Credit Losses - Expected Credit Loss Sensitivity (Details) - Loans [member] - Provision for credit commitments [member] - CAD ($) $ in Thousands |
Apr. 30, 2025 |
Oct. 31, 2024 |
Apr. 30, 2024 |
|---|---|---|---|
| Statement Line Items [Line Items] | |||
| Allowance for expected credit losses | $ 4,958 | $ 3,303 | $ 2,402 |
| Upside, 100% [member] | |||
| Statement Line Items [Line Items] | |||
| Allowance for expected credit losses | 4,349 | ||
| Provision (recovery) from reported ECL | $ (609) | ||
| Variance from reported ECL (%) | (12.00%) | ||
| Baseline, 100% [member] | |||
| Statement Line Items [Line Items] | |||
| Allowance for expected credit losses | $ 4,549 | ||
| Provision (recovery) from reported ECL | $ (409) | ||
| Variance from reported ECL (%) | (8.00%) | ||
| Downside, 100% [member] | |||
| Statement Line Items [Line Items] | |||
| Allowance for expected credit losses | $ 5,184 | ||
| Provision (recovery) from reported ECL | $ 226 | ||
| Variance from reported ECL (%) | 5.00% |