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Note 6 - Stock-based Compensation - Activity for Stock Options (Details)
 9 Months Ended
Oct. 28, 2023
$ / shares
shares
Outstanding (in shares) | shares 177,519
Outstanding, weighted average exercise price (in dollars per share) | $ / shares $ 14.2
Granted (in shares) | shares 0
Granted, weighted average exercise price (in dollars per share) | $ / shares $ 0
Exercised (in shares) | shares (143,115)
Exercised, weighted average exercise price (in dollars per share) | $ / shares $ 12.87
Forfeited (in shares) | shares 0
Forfeited, weighted average exercise price (in dollars per share) | $ / shares $ 0
Canceled or expired (in shares) | shares 0
Canceled or expired, weighted average exercise price (in dollars per share) | $ / shares $ 0
Outstanding (in shares) | shares 34,404
Outstanding, weighted average exercise price (in dollars per share) | $ / shares $ 19.73