Note 10 - Subordinated Notes Payable (Details Textual) - Subordinated notes payable [member] $ in Thousands, $ in Millions |
Apr. 30, 2021
CAD ($)
|
Oct. 31, 2022
CAD ($)
|
Oct. 31, 2021
CAD ($)
|
Apr. 30, 2021
USD ($)
|
|---|---|---|---|---|
| Statement Line Items [Line Items] | ||||
| Total borrowings | $ 92,100 | $ 104,951 | $ 95,272 | $ 75 |
| Borrowings, interest rate | 5.00% | 5.00% | ||
| Payments for debt issue costs | $ 2,600 | |||
| Three month Bankers' Acceptance Rate [member] | ||||
| Statement Line Items [Line Items] | ||||
| Borrowings, adjustment to interest rate basis | 3.61% | 3.61% |