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Equity incentive plan (Details) - Schedule of stock option activity - $ / shares
3 Months Ended
Jan. 31, 2023
Jan. 31, 2022
No. of Options Outstanding [Member]    
Equity incentive plan (Details) - Schedule of stock option activity [Line Items]    
No. of Options Outstanding, Options outstanding at beginning of year (in Dollars per share) $ 126,140 $ 310,740
No. of Options Outstanding, Options granted during year
No. of Options Outstanding, Options forfeited/cancelled during year
No. of Options Outstanding, Options exercised during year (112,900)
No. of Options Outstanding, Options outstanding at end of year (in Dollars per share) $ 13,240 $ 310,740
No. of Options Outstanding, options vested and expected to vest 11,950 309,450
No. of Options Outstanding, Options exercisable at end of year 3,640 292,540
Weighted Average Price [Member]    
Equity incentive plan (Details) - Schedule of stock option activity [Line Items]    
Weighted Average Exercise price beginning of year 10.64 18.35
Weighted Average Exercise price options granted during year (in Dollars per share)
Weighted Average Exercise price forfeited/cancelled during year (in Dollars per share)
Weighted Average Options exercised during year (in Dollars per share) $ (10.86)
Weighted Average Exercise price at end of year 8.74 18.35