Condensed Consolidated Balance Sheets - Parentheticals - USD ($) $ in Thousands	Jul. 31, 2017	Oct. 31, 2016
Allowance for Doubtful Accounts Receivable, Current	$ 686	$ 790
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	50,000,000	50,000,000
Common stock, shares issued	23,172,792	17,614,057
Common Stock, Shares, Outstanding	23,172,792	17,614,057
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