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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Reconciliation of Basic and Diluted Earnings (Loss) Per Share) (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 12 Months Ended
Oct. 31, 2015
Jul. 31, 2015
Apr. 30, 2015
Jan. 31, 2015
Oct. 31, 2014
Jul. 31, 2014
Apr. 30, 2014
Jan. 31, 2014
Oct. 31, 2015
Oct. 31, 2014
Oct. 31, 2013
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]                      
Net income $ 4,804 $ 3,683 $ 3,961 $ 3,766 $ 4,863 $ 4,375 $ 3,536 $ 2,369 $ 16,214 $ 15,143 $ 8,190
Undistributed earnings allocated to participating shares - Basic                 (93) (121) (86)
Undistributed earnings allocated to participating shares - Diluted                 (93) (121) (86)
Net income applicable to common shareholders - Basic                 16,121 15,022 8,104
Net income applicable to common shareholders - Diluted                 $ 16,121 $ 15,022 $ 8,104
Weighted average shares outstanding - Basic                 6,543 6,497 6,455
Stock options and contingently issuable securities                 59 41 42
Weighted average shares outstanding -Diluted                 6,602 6,538 6,497
Income per share -Basic $ 0.73 $ 0.56 $ 0.60 $ 0.57 $ 0.74 $ 0.67 $ 0.54 $ 0.36 $ 2.46 $ 2.31 $ 1.26
Income per share - Diluted $ 0.72 $ 0.55 $ 0.60 $ 0.57 $ 0.74 $ 0.66 $ 0.54 $ 0.36 $ 2.44 $ 2.30 $ 1.25