Annual report pursuant to Section 13 and 15(d)

Note 15 - Stock-based Compensation - Options Outstanding and Exercisable (Details)

v3.21.4
Note 15 - Stock-based Compensation - Options Outstanding and Exercisable (Details) - USD ($)
$ / shares in Units, $ in Thousands
 12 Months Ended
Oct. 31, 2021
Oct. 31, 2020
Oct. 31, 2019
Options Outstanding, Weighted average exercise price (in dollars per share) $ 1.63 $ 1.54 $ 1.33
Options Outstanding, Number of options (in shares) 1,684,193 1,791,316 2,069,398
Options Outstanding, Aggregate Intrinsic Value $ 10,921    
Options Exercisable, Number of options (in shares) 1,214,213    
Options Exercisable, Weighted average exercise price (in dollars per share) $ 2.26    
Options Exercisable, Weighted average remaining contractual life (Year) 3 years 7 months 6 days    
Options Exercisable, Aggregate Intrinsic Value $ 6,884    
Exercise Price Range One [Member]      
Options Outstanding, Weighted average exercise price (in dollars per share) $ 0.01    
Options Outstanding, Number of options (in shares) 473,738    
Options Outstanding, Weighted-average remaining contractual life (Year) 8 years 8 months 12 days    
Options Outstanding, Aggregate Intrinsic Value $ 4,069    
Options Exercisable, Number of options (in shares) 3,758    
Options Exercisable, Weighted average exercise price (in dollars per share) $ 0.01    
Options Exercisable, Weighted average remaining contractual life (Year) 7 years 4 months 24 days    
Options Exercisable, Aggregate Intrinsic Value $ 32    
Exercise Price Range Two [Member]      
Options Outstanding, Weighted average exercise price (in dollars per share) $ 0.87    
Options Outstanding, Number of options (in shares) 886,382    
Options Outstanding, Weighted-average remaining contractual life (Year) 3 years 3 months 18 days    
Options Outstanding, Aggregate Intrinsic Value $ 6,852    
Options Exercisable, Number of options (in shares) 886,382    
Options Exercisable, Weighted average exercise price (in dollars per share) $ 0.87    
Options Exercisable, Weighted average remaining contractual life (Year) 3 years 3 months 18 days    
Options Exercisable, Aggregate Intrinsic Value $ 6,852    
Exercise Price Range Three [Member]      
Options Outstanding, Weighted average exercise price (in dollars per share) $ 6.09    
Options Outstanding, Number of options (in shares) 324,073    
Options Outstanding, Weighted-average remaining contractual life (Year) 4 years 4 months 24 days    
Options Exercisable, Number of options (in shares) 324,073    
Options Exercisable, Weighted average exercise price (in dollars per share) $ 6.09    
Options Exercisable, Weighted average remaining contractual life (Year) 4 years 4 months 24 days