Note 15 - Stock-based Compensation - Summary of RSU Activity (Details) - Restricted Stock Units (RSUs) [Member] - shares |
6 Months Ended | |
|---|---|---|
May 31, 2023 |
May 31, 2022 |
|
| Unvested and outstanding (in shares) | 1,314,909 | |
| Issued (in shares) | (13,636) | |
| Granted (in shares) | 9,805 | 626 |
| Forfeited (in shares) | (56,812) | |
| Unvested and outstanding (in shares) | 1,254,266 | |
| X | ||||||||||
- Definition Number of non-option equity instruments exercised by participants. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Number of shares under non-option equity instrument agreements that were cancelled as a result of occurrence of a terminating event. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Net number of non-option equity instruments granted to participants. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Number of equity instruments other than options outstanding, including both vested and non-vested instruments. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Details
|