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Note 14 - Preferred Stock (Details) - USD ($)
 3 Months Ended 9 Months Ended
Jul. 12, 2005
Jul. 31, 2015
Jul. 31, 2014
Jul. 31, 2015
Jul. 31, 2014
Oct. 31, 2014
 [1]
Note 14 - Preferred Stock (Details) [Line Items]            
Preferred Stock, Shares Issued (in Shares)   5,600   5,600   5,600
Preferred Class A [Member]            
Note 14 - Preferred Stock (Details) [Line Items]            
Preferred Stock, Shares Issued (in Shares) 5,600          
Preferred Stock, Dividend Rate, Percentage 7.625%          
Preferred Stock, Liquidation Preference Per Share (in Dollars per share) $ 25,000          
Payments of Dividends   $ 0 $ 0 $ 0 $ 0  
[1] Derived from the audited balance sheet as of October 31, 2014.