Note 22 - Transactions with Related Parties (Details Textual) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 31, 2016	Jul. 31, 2015	Jul. 31, 2016	Jul. 31, 2015
Tavit Najarian [Member]
Related Party Transaction, Amounts of Transaction	$ 0.2	$ 0.2	$ 0.8	$ 0.7