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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, 2020
Oct. 31, 2019
Oct. 31, 2018
Basic net (loss) income per common share:      
Net (loss) income applicable to common stock $ (16,936) $ (6,444) $ 19,687
Effect of unvested, restricted stock (44) (51) (34)
Numerator: Net (loss) income for basic EPS $ (16,980) $ (6,495) $ 19,653
Denominator: Weighted-average common shares outstanding-basic (in shares) 17,666 17,580 15,581
Basic net (loss) income per common share (in dollars per share) $ (0.96) $ (0.37) $ 1.26
Diluted net (loss) income per common share:      
Numerator: Net (loss) income for diluted EPS $ (16,980) $ (6,495) $ 20,188
Weighted average common shares-basic (in shares) 17,666 17,580 15,581
Effect of dilutive unvested, restricted stock and preferred stock (in shares) 0 0 628
Weighted average common shares - diluted (in shares) 17,666 17,580 16,209
Diluted net (loss) income per common share (in dollars per share) $ (0.96) $ (0.37) $ 1.25