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Note 6 - Stock-based Compensation - Activity for Time-based and Performance-based Restricted Stock (Details)
3 Months Ended
Apr. 29, 2023
$ / shares
shares
Restricted Stock [Member]  
Outstanding (in shares) | shares 287,983
Outstanding, weighted average grant date fair value (in dollars per share) | $ / shares $ 8.78
Granted (in shares) | shares 43,437
Granted, weighted average grant date fair value (in dollars per share) | $ / shares $ 24.75
Vested (in shares) | shares 0
Vested, weighted average grant date fair value (in dollars per share) | $ / shares $ 0
Earned (in shares) | shares 215,130
Earned, weighted average grant date fair value (in dollars per share) | $ / shares $ 2.78
Forfeited (in shares) | shares 0
Forfeited, weighted average grant date fair value (in dollars per share) | $ / shares $ 0
Canceled or expired (in shares) | shares 0
Canceled or expired, weighted average grant date fair value (in dollars per share) | $ / shares $ 0
Outstanding (in shares) | shares 546,550
Outstanding, weighted average grant date fair value (in dollars per share) | $ / shares $ 7.69
Performance Shares [Member]  
Outstanding (in shares) | shares 295,048
Outstanding, weighted average grant date fair value (in dollars per share) | $ / shares $ 8.13
Granted (in shares) | shares 65,254
Granted, weighted average grant date fair value (in dollars per share) | $ / shares $ 24.75
Vested (in shares) | shares 0
Vested, weighted average grant date fair value (in dollars per share) | $ / shares $ 0
Earned (in shares) | shares (157,373)
Earned, weighted average grant date fair value (in dollars per share) | $ / shares $ 2.78
Forfeited (in shares) | shares 0
Forfeited, weighted average grant date fair value (in dollars per share) | $ / shares $ 0
Canceled or expired (in shares) | shares 0
Canceled or expired, weighted average grant date fair value (in dollars per share) | $ / shares $ 0
Outstanding (in shares) | shares 202,929
Outstanding, weighted average grant date fair value (in dollars per share) | $ / shares $ 8.13