Note 5 - Securities (Details Textual) $ in Thousands, $ in Thousands |
12 Months Ended | |||
|---|---|---|---|---|
|
Oct. 31, 2022
CAD ($)
|
Oct. 31, 2022
USD ($)
|
Oct. 31, 2021
CAD ($)
|
Oct. 31, 2022
USD ($)
|
|
| Statement Line Items [Line Items] | ||||
| Investments in Securities | $ 141,564 | $ 0 | ||
| Cash payment to acquire securities | 141,031 | (0) | ||
| Government of Canada Treasury Bills and a U.S. Government Treasury Bill [member] | ||||
| Statement Line Items [Line Items] | ||||
| Investments in Securities | 141,600 | $ 0 | ||
| Zero-coupon Bank of Canada treasury bills [member] | ||||
| Statement Line Items [Line Items] | ||||
| Cash payment to acquire securities | 116,500 | |||
| Notional amount | 117,500 | |||
| Zero-coupon US Government treasury bills [member] | ||||
| Statement Line Items [Line Items] | ||||
| Cash payment to acquire securities | 24,500 | $ 17,990 | ||
| Notional amount | $ 24,600 | $ 18,000 | ||
| Financial assets, interest rate | 2.64% | 2.64% | ||
| Zero-coupon US Government treasury bills [member] | Weighted average [member] | ||||
| Statement Line Items [Line Items] | ||||
| Financial assets, interest rate | 3.10% | 3.10% | ||