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Earnings Per Share - Computations for Basic and Diluted Net (Loss) Income Per Common Share (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 12 Months Ended
Oct. 31, 2022
Oct. 31, 2021
Oct. 31, 2020
Basic net loss per common share:      
Net loss applicable to common stock $ (737) $ (3,942) $ (16,936)
Effect of unvested, restricted stock (50) (35) (44)
Numerator: Net loss for basic EPS $ (787) $ (3,977) $ (16,980)
Denominator: Weighted-average common shares-basic (in shares) 17,513 17,555 17,666
Basic net loss per common share(in dollars per share) $ (0.04) $ (0.23) $ (0.96)
Diluted net loss per common share:      
Numerator: Net loss for diluted EPS $ (787) $ (3,977) $ (16,980)
Weighted average common shares-basic (in shares) 17,513 17,555 17,666
Effect of dilutive unvested, restricted stock and preferred stock (in shares) 0 0 0
Denominator: Weighted average common shares - diluted (in shares) 17,513 17,555 17,666
Diluted net loss per common share (in dollars per share) $ (0.04) $ (0.23) $ (0.96)