Consolidated Statements Of Shareholders' Equity (USD $) In Thousands, except Share data	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Income [Member]	Total
Balances at Oct. 31, 2010	$ 375	$ 20,486	$ (6,531)	$ 7	$ 14,337
Balance, shares at Oct. 31, 2010	3,748,000
Employee stock purchase plan		20			20
Employee stock purchase plan, shares	5,000
Exercise of stock options	3	45			48
Exercise of stock options, shares	31,000				49,500
Vesting of restricted stock awards	5	(5)
Vesting of restricted stock awards, shares	52,000
Repurchase of common stock	(4)	(194)			(198)
Repurchase of common stock, shares	(46,000)
Repurchase of common stock upon vesting of restricted common shares	(1)	(48)			(49)
Repurchase of common stock upon vesting of restricted common shares, shares	(11,000)
Stock-based compensation		318			318
Net comprehensive loss			(152)	(5)	(157)
Balances at Oct. 31, 2011	378	20,622	(6,683)	2	14,319
Balance, shares at Oct. 31, 2011	3,779,000
Employee stock purchase plan	1	49			50
Employee stock purchase plan, shares	11,000
Exercise of stock options	3	94			97
Exercise of stock options, shares	28,000				27,500
Vesting of restricted stock awards	8	(8)
Vesting of restricted stock awards, shares	78,000
Common stock issued for long-term liability	1	47			48
Common stock issued for long-term liability, shares	9,000
Repurchase of common stock	(1)	(65)			(66)
Repurchase of common stock, shares	(12,000)
Repurchase of common stock upon vesting of restricted common shares	(2)	(44)			(46)
Repurchase of common stock upon vesting of restricted common shares, shares	(8,000)
Stock-based compensation		351			351
Net comprehensive loss			(1)	(2)	(3)
Balances at Oct. 31, 2012	$ 388	$ 21,046	$ (6,684)		$ 14,750
Balance, shares at Oct. 31, 2012	3,885,000