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EARNINGS PER SHARE (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended 9 Months Ended
Jul. 31, 2020
Jul. 31, 2019
Jul. 31, 2020
Jul. 31, 2019
Basic        
Net income (loss) $ 2,162 $ 3,491 $ (2,658) $ 15,397
Undistributed earnings allocated to participating shares (23) (29) 28 (130)
Net income (loss) applicable to common shareholders $ 2,139 $ 3,462 $ (2,630) $ 15,267
Weighted average shares outstanding 6,595 6,767 6,705 6,756
Income (loss) per share $ 0.32 $ 0.51 $ (0.39) $ 2.26
Diluted        
Net income (loss) $ 2,162 $ 3,491 $ (2,658) $ 15,397
Undistributed earnings allocated to participating shares (23) (29) 28 (130)
Net income (loss) applicable to common shareholders $ 2,139 $ 3,462 $ (2,630) $ 15,267
Weighted average shares outstanding prior to dilution effect 6,595 6,767 6,705 6,756
Stock options and contingently issuable shares 9 46   59
Weighted average shares outstanding 6,604 6,813 6,705 6,815
Income (loss) per share $ 0.32 $ 0.51 $ (0.39) $ 2.24