Note 7 - Stock-based Compensation - Restricted Stock Activity (Details) $ / shares in Units, shares in Thousands, $ in Thousands |
3 Months Ended |
|---|---|
|
Apr. 30, 2022
USD ($)
$ / shares
shares
| |
| Forfeited or retired for taxes (in shares) | shares | (2) |
| Forfeited or retired for taxes (in dollars per share) | $ / shares | $ 6.76 |
| Restricted Stock [Member] | |
| Outstanding (in shares) | shares | 354 |
| Outstanding, weighted average grant price (in dollars per share) | $ / shares | $ 7.48 |
| Outstanding, aggregate intrinsic value | $ | $ 2,652 |
| Outstanding (in shares) | shares | 352 |
| Outstanding, weighted average grant price (in dollars per share) | $ / shares | $ 7.34 |
| Outstanding, aggregate intrinsic value | $ | $ 2,584 |