CONDENSED CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Jul. 31, 2014	Jul. 31, 2013	Jul. 31, 2014	Jul. 31, 2013
CONDENSED CONSOLIDATED STATEMENTS OF INCOME [Abstract]
Sales and service fees	$ 55,379	$ 45,158	$ 160,080	$ 138,862
Cost of sales and service	37,367	33,443	111,520	98,948
Gross profit	18,012	11,715	48,560	39,914
Selling, general and administrative expenses	11,869	10,012	33,675	29,611
Operating income	6,143	1,703	14,885	10,303
Interest expense	65	74	196	194
Interest income	23	14	55	61
Investment income (expense)	4	4	40	19
Other (income) expense, net	46	530	331	861
Income before income taxes	6,059	1,117	14,453	9,328
Provision for income taxes	1,684	263	4,173	3,037
Net income	$ 4,375	$ 854	$ 10,280	$ 6,291
Income per common share
Basic	$ 0.67	$ 0.13	$ 1.57	$ 0.96
Diluted	$ 0.66	$ 0.13	$ 1.56	$ 0.96
Weighted average common shares outstanding
Basic	6,505	6,458	6,493	6,452
Diluted	6,548	6,507	6,529	6,495
Dividends paid per share	$ 0.07	$ 0.05	$ 0.19	$ 0.05