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CONDENSED CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Apr. 30, 2013	Apr. 30, 2012	Apr. 30, 2013	Apr. 30, 2012
CONDENSED CONSOLIDATED STATEMENTS OF INCOME [Abstract]
Sales and service fees	$ 49,619	$ 45,965	$ 93,704	$ 97,091
Cost of sales and service	34,336	32,572	65,505	67,214
Gross profit	15,283	13,393	28,199	29,877
Selling, general and administrative expenses	10,679	9,288	19,599	19,018
Operating income	4,604	4,105	8,600	10,859
Interest expense	55	38	120	62
Interest income	31	19	47	41
Investment income (expense)	4	(4)	15	2
Other (income) expense, net	72	17	331	(121)
Income before taxes	4,512	4,065	8,211	10,961
Provision for income taxes	1,329	1,103	2,774	3,366
Net income	$ 3,183	$ 2,962	$ 5,437	$ 7,595
Income per common share
Basic	$ 0.49	$ 0.46	$ 0.83	$ 1.17
Diluted	$ 0.48	$ 0.45	$ 0.83	$ 1.16
Weighted average common shares outstanding
Basic	6,452	6,443	6,449	6,442
Diluted	6,496	6,479	6,489	6,473

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