CONDENSED CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Apr. 30, 2015	Apr. 30, 2014	Apr. 30, 2015	Apr. 30, 2014
CONDENSED CONSOLIDATED STATEMENTS OF INCOME [Abstract]
Sales and service fees	$ 50,183	$ 53,731	$ 101,155	$ 104,701
Cost of sales and service	33,624	37,102	68,049	74,153
Gross profit	16,559	16,629	33,106	30,548
Selling, general and administrative expenses	10,850	11,206	21,304	21,806
Operating income	5,709	5,423	11,802	8,742
Interest expense	57	54	126	131
Interest income	22	16	43	32
Investment income	6	5	71	36
Other (income) expense, net	(159)	269	148	285
Income (loss) before taxes	5,839	5,121	11,642	8,394
Provision for income taxes	1,878	1,585	3,915	2,489
Net income (loss)	$ 3,961	$ 3,536	$ 7,727	$ 5,905
Income per common share
Basic	$ 0.60	$ 0.54	$ 1.17	$ 0.90
Diluted	$ 0.60	$ 0.54	$ 1.17	$ 0.90
Weighted average common shares outstanding
Basic	6,547	6,498	6,535	6,487
Diluted	6,589	6,531	6,578	6,520
Dividends paid per share	$ 0.08	$ 0.07	$ 0.15	$ 0.12