Note 9 - Stock-based Compensation - Summary of Liability-classified Performance Awards (Details) - Liability-classified Performance Award [Member] $ in Thousands |
Oct. 31, 2025
USD ($)
|
|||||||
|---|---|---|---|---|---|---|---|---|
| Estimated liability (1) | $ 2,302 | [1] | ||||||
| Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount | $ 2,349 | [2],[3] | ||||||
| ||||||||
| X | ||||||||||
- Definition Aggregate carrying value as of the balance sheet date of the liabilities for stock option plans and other equity-based compensation arrangements. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of cost not yet recognized for nonvested award under share-based payment arrangement. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Details
|