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Basic and Diluted Net (Loss) Income per Share - Schedule of Net (Loss) Income per Share (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended
Jan. 31, 2020
Jan. 31, 2019
Basic net loss per common share:    
Net loss applicable to common stock $ (6,552) $ (4,818)
Effect of unvested, restricted stock (17) (16)
Numerator: Net loss for basic EPS $ (6,569) $ (4,834)
Denominator: Weighted average common shares–basic (in shares) 17,579,000 17,488,000
Basic net (loss) income per common share (in dollars per share) $ (0.37) $ (0.28)
Diluted net loss per common share:    
Numerator: Net loss for diluted EPS $ (6,569) $ (4,834)
Denominator: Weighted average common shares–basic (in shares) 17,579,000 17,488,000
Effect of dilutive unvested, restricted stock and preferred stock (in shares) 0 0
Weighted average common shares–diluted (in shares) 17,579,000 17,488,000
Diluted net (loss) income per common share (in dollars per share) $ (0.37) $ (0.28)