Note 10 - Subordinated Notes Payable - Schedule of Subordinated Notes Payable (Details) (Parentheticals) - Subordinated notes payable, maturing May 2031 [member] - CAD ($) $ in Millions |
12 Months Ended | |
|---|---|---|
Oct. 31, 2022 |
Oct. 31, 2021 |
|
| Statement Line Items [Line Items] | ||
| Term (Year) | 10 years | 10 years |
| Principal amount | $ 75 | $ 75 |
| Interest rate | 5.38% | 5.38% |
| Maturity date | May 31, 2031 | May 31, 2031 |