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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Reconciliation of Basic and Diluted Earnings (Loss) Per Share) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended								12 Months Ended
	Oct. 31, 2018	Jul. 31, 2018	Apr. 30, 2018	Jan. 31, 2018	Oct. 31, 2017	Jul. 31, 2017	Apr. 30, 2017	Jan. 31, 2017	Oct. 31, 2018	Oct. 31, 2017	Oct. 31, 2016
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Net income	$ 8,302	$ 6,500	$ 3,751	$ 2,937	$ 6,702	$ 3,888	$ 3,646	$ 879	$ 21,490	$ 15,115	$ 13,292
Undistributed earnings allocated to participating shares - Basic									(132)	(100)	(76)
Undistributed earnings allocated to participating shares - Diluted									(132)	(100)	(76)
Net income applicable to common shareholders - Basic									21,358	15,015	13,216
Net income applicable to common shareholders - Diluted									$ 21,358	$ 15,015	$ 13,216
Weighted average shares outstanding - Basic									6,700	6,615	6,569
Weighted average shares outstanding -Diluted									6,771	6,680	6,642
Stock options and contingently issuable securities									71	65	73
Income per share -Basic	$ 1.24	$ 0.96	$ 0.55	$ 0.44	$ 1.01	$ 0.58	$ 0.55	$ 0.13	$ 3.19	$ 2.27	$ 2.01
Income per share - Diluted	$ 1.22	$ 0.95	$ 0.55	$ 0.43	$ 1.00	$ 0.58	$ 0.54	$ 0.13	$ 3.15	$ 2.25	$ 1.99

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