CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Oct. 31, 2013	Oct. 31, 2012
Trade accounts receivable, allowance for doubtful accounts	$ 103	$ 96
Common stock, authorized	20,000,000	20,000,000
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares issued	8,075,124	6,978,374
Common stock, shares outstanding	8,075,124	6,978,374