CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (USD $) In Thousands, except Share data	Total	Common Stock [Member]	Additional Paid-In Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]
Balances at Oct. 31, 2013	$ 151,491	$ 647	$ 54,698	$ 98,130	$ (1,984)
Balances, shares at Oct. 31, 2013		6,465,054
Net income	5,905			5,905
Other comprehensive loss	(216)				(216)
Stock-based compensation	392	2	390
Stock-based compensation, shares		23,520
Exercise of common stock options	300	2	298
Exercise of common stock options, shares		16,306
Dividends paid	(780)			(780)
Balances at Apr. 30, 2014	157,092	651	55,386	103,255	(2,200)
Balances, shares at Apr. 30, 2014		6,504,880
Balances at Oct. 31, 2014	164,645	651	55,974	111,580	(3,560)
Balances, shares at Oct. 31, 2014		6,508,880
Net income	7,727			7,727
Other comprehensive loss	(1,812)				(1,812)
Stock-based compensation	569	3	566
Stock-based compensation, shares		27,538
Exercise of common stock options	257	1	256
Exercise of common stock options, shares	15,300	15,300
Dividends paid	(982)			(982)
Balances at Apr. 30, 2015	$ 170,404	$ 655	$ 56,796	$ 118,325	$ (5,372)
Balances, shares at Apr. 30, 2015		6,551,718