v3.26.3
Note 7 - Stock-based Compensation and Equity Transactions - Schedule of Stock Options (Details)
 9 Months Ended
Jul. 31, 2026
USD ($)
$ / shares
shares
Outstanding, shares (in shares) | shares 1,005,693
Outstanding, weighted average exercise price (in dollars per share) $ 4.81
Options granted, shares (in shares) | shares 220,000
Options granted, weighted average exercise price (in dollars per share) $ 6.01
Options exercised, shares (in shares) | shares (65,063)
Options exercised, weighted average exercise price (in dollars per share) $ 5.96
Options canceled or expired, shares (in shares) | shares 0
Options canceled or expired, weighted average exercise price (in dollars per share) $ 0
Outstanding, shares (in shares) | shares 1,160,630
Outstanding, weighted average exercise price (in dollars per share) $ 4.98
Options exercisable, shares (in shares) | shares 681,125
Options exercisable, weighted average exercise price (in dollars per share) $ 5.11
Options vested and expected to vest, shares (in shares) | shares 1,160,630
Options vested and expected to vest, weighted average exercise price (in dollars per share) $ 4.98
Option price range, lower (in dollars per share) 1.9
Option price range, upper (in dollars per share) $ 8.69
Aggregate intrinsic value of options exercised during period | $ $ 333,797