Note 12 - Stock-Based Compensation (Details Textual) - USD ($) $ in Millions |
6 Months Ended | |
|---|---|---|
Apr. 30, 2026 |
Apr. 30, 2025 |
|
| Restricted Stock [Member] | ||
| Payment, Tax Withholding, Share-Based Payment Arrangement | $ 0.5 | $ 0.6 |
| X | ||||||||||
- Definition Amount of cash outflow to satisfy grantee's tax withholding obligation for award under share-based payment arrangement. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Details
|