Condensed Consolidated Balance Sheets (Unaudited) (Parentheticals) - USD ($) $ in Thousands	Jul. 31, 2016	Oct. 31, 2015
Statement of Financial Position [Abstract]
Other Physical Property accumulated depreciation	$ 942	$ 926
Allowance for doubtful accounts	$ 3,043	$ 1,648
Cumulative preferred stock par value	$ 0	$ 0
Cumulative preferred stock shares authorized	175,000	175,000
Common stock par value per share	$ 0	$ 0
Common stock shares authorized	200,000,000	200,000,000
Common stock shares outstanding	81,283,000	80,883,000