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EARNINGS PER SHARE (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 3 Months Ended 6 Months Ended
Apr. 30, 2023
Apr. 30, 2022
Apr. 30, 2023
Apr. 30, 2022
Basic        
Net income (loss) $ 377 $ 2,029 $ 1,707 $ 5,564
Undistributed earnings (loss) allocated to participating shares (5) (24) (24) (65)
Net income (loss) applicable to common shareholders $ 372 $ 2,005 $ 1,683 $ 5,499
Weighted average shares outstanding 6,486 6,571 6,536 6,594
Income (loss) per share $ 0.06 $ 0.30 $ 0.26 $ 0.83
Diluted        
Net income (loss) $ 377 $ 2,029 $ 1,707 $ 5,564
Undistributed earnings (loss) allocated to participating shares (5) (24) (24) (65)
Net income (loss) applicable to common shareholders $ 372 $ 2,005 $ 1,683 $ 5,499
Weighted average shares outstanding prior to dilution effect 6,486 6,571 6,536 6,594
Stock options and contingently issuable shares 30 69 34 47
Weighted average shares outstanding 6,516 6,640 6,570 6,641
Income (loss) per share $ 0.06 $ 0.30 $ 0.26 $ 0.83