Consolidated Balance Sheets - Parentheticals - USD ($) $ in Thousands	Oct. 31, 2016	Oct. 31, 2015
Allowance for Doubtful Accounts Receivable, Current	$ 761	$ 821
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	50,000,000	25,000,000
Common stock, shares issued	17,614,057	17,309,623
Common stock, shares outstanding	17,614,057	17,309,623
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, shares authorized	5,000,000	5,000,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0