Reconciliation of Numerator and Denominator of the basic and diluted earnings per share computation (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Jan. 31, 2016	Jan. 31, 2015
Equity [Abstract]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	467,000	100,000
Net income (loss)	$ (5,059)	$ 2,443
Basic weighted average shares	17,342,000	17,215,000
Effect of dilutive securities:
Stock options	0	40,000
Diluted weighted average shares	17,342,000	17,255,000
Basic earnings (loss) per share	$ (0.29)	$ 0.14
Diluted earnings (loss) per share	$ (0.29)	$ 0.14