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Note 12 - Senior Exchangeable Notes (Details)
9 Months Ended
Jun. 02, 2013
USD ($)
Jul. 31, 2015
USD ($)
shares
Oct. 31, 2014
Oct. 02, 2012
USD ($)
$ / shares
$ / item
Senior Amortizing Notes [Member]        
Note 12 - Senior Exchangeable Notes (Details) [Line Items]        
Debt Instrument, Interest Rate, Stated Percentage   11.00%    
Debt Instrument, Periodic Payment, Interest | $ $ 39.83 $ 30.00    
The 6.00% Exchangeable Note Units [Member] | Exchangeable Note Units [Member]        
Note 12 - Senior Exchangeable Notes (Details) [Line Items]        
Debt Instrument, Face Amount | $       $ 100,000,000
Debt Instrument, Interest Rate, Stated Percentage       6.00%
Note Units Number       100,000
Note Units Stated Amount       1,000
Note Units Initial Principal Amount Exchangeable Note       768.51
Note Units Principal Amount At Maturity       1,000
Note Units Initial Principal Amount Senior Amortizing Note       231.49
Debt Instrument, Interest Rate, Effective Percentage       5.17%
Shares Issued Upon Conversion of Convertible Debt | $ / shares       $ 185.5288
Share Price For Exchangeable Note Conversion       5.39
Senior Exchangeable Notes Exchanged for Class A Common Stock | shares   18,305    
Debt Conversion, Converted Instrument, Shares Issued | shares   3,400,000    
The 11.0% 2017 Amortizing Note [Member] | Senior Amortizing Notes [Member]        
Note 12 - Senior Exchangeable Notes (Details) [Line Items]        
Debt Instrument, Interest Rate, Stated Percentage   11.00% 11.00% 11.00%