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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, 2017	Jul. 31, 2017	Apr. 30, 2017	Jan. 31, 2017	Oct. 31, 2016	Jul. 31, 2016	Apr. 30, 2016	Jan. 31, 2016	Oct. 31, 2017	Oct. 31, 2016	Oct. 31, 2015
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Net income	$ 6,702	$ 3,888	$ 3,646	$ 879	$ 3,003	$ 2,720	$ 3,674	$ 3,895	$ 15,115	$ 13,292	$ 16,214
Undistributed earnings allocated to participating shares - Basic									(100)	(76)	(93)
Undistributed earnings allocated to participating shares - Diluted									(100)	(76)	(93)
Net income applicable to common shareholders - Basic									15,015	13,216	16,121
Net income applicable to common shareholders - Diluted									$ 15,015	$ 13,216	$ 16,121
Weighted average shares outstanding - Basic									6,615	6,569	6,543
Weighted average shares outstanding -Diluted									6,680	6,642	6,602
Stock options and contingently issuable securities									65	73	59
Income per share -Basic	$ 1.01	$ 0.58	$ 0.55	$ 0.13	$ 0.45	$ 0.41	$ 0.56	$ 0.59	$ 2.27	$ 2.01	$ 2.46
Income per share - Diluted	$ 1.00	$ 0.58	$ 0.54	$ 0.13	$ 0.45	$ 0.4	$ 0.56	$ 0.58	$ 2.25	$ 1.99	$ 2.44

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- Definition

The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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