Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Oct. 31, 2012	Oct. 31, 2011
Consolidated Balance Sheets [Abstract]
Accounts receivable, allowance for doubtful accounts	$ 98	$ 96
Inventories, obsolescence reserve	373	431
Property and equipment, accumulated depreciation	$ 3,876	$ 3,709
Common stock, par value	$ 0.10	$ 0.10
Common stock, shares authorized	25,000,000	25,000,000
Common stock, shares issued	3,986,350	3,905,648
Common stock, shares outstanding	3,885,279	3,778,796
Undesignated shares, shares authorized	5,000,000	5,000,000