Note 16 - Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Jan. 31, 2016	Jan. 31, 2015	Oct. 31, 2015
Income Tax Disclosure [Abstract]
Income Tax Expense (Benefit)	$ 2,979	$ (5,304)	$ (5,304)
Deferred Tax Assets, Valuation Allowance	$ 635,300