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Note 15 - Capital Stock (Details) (USD $)
 3 Months Ended 12 Months Ended 0 Months Ended 12 Months Ended 0 Months Ended 12 Months Ended 12 Months Ended 0 Months Ended 12 Months Ended 12 Months Ended 12 Months Ended 12 Months Ended 12 Months Ended
Oct. 31, 2013
Oct. 31, 2012
Jul. 31, 2012
Apr. 30, 2012
Jan. 31, 2012
Oct. 31, 2013
Oct. 31, 2012
Oct. 31, 2011
Oct. 31, 2009
Jul. 31, 2013
Mar. 15, 2011
Feb. 09, 2011
Pursuant To The Over Allotment Option Member
Common Class A [Member]
Oct. 31, 2012
Common Class A [Member]
The 8.625% Notes Due January 15, 2017 And The 7.25% Senior Subordinated Amorizing Notes [Member]
Apr. 11, 2012
Common Class A [Member]
Feb. 09, 2011
Common Class A [Member]
Oct. 31, 2013
Common Class A [Member]
Jul. 31, 2013
Common Class A [Member]
Mar. 12, 2013
Common Class A [Member]
Mar. 11, 2013
Common Class A [Member]
Oct. 31, 2012
Common Class A [Member]
Jul. 03, 2001
Common Class A [Member]
Oct. 31, 2013
Common Class B [Member]
Mar. 12, 2013
Common Class B [Member]
Mar. 11, 2013
Common Class B [Member]
Oct. 31, 2012
Common Class B [Member]
Jul. 12, 2005
Series A Preferred Stock [Member]
Oct. 31, 2012
The 6.25% 2016 Notes [Member]
Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member]
Oct. 31, 2013
The 6.25% 2016 Notes [Member]
Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member]
Oct. 31, 2012
The 7.5% 2016 Notes [Member]
Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member]
Oct. 31, 2013
The 7.5% 2016 Notes [Member]
Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member]
Oct. 31, 2012
The 7.5% 2016 Notes [Member]
Senior Notes [Member]
Oct. 31, 2012
The 8.625% 2017 Notes [Member]
Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member]
Oct. 31, 2013
The 8.625% 2017 Notes [Member]
Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member]
Oct. 31, 2012
The 12.072% Notes [Member]
Senior Subordinated Amortizing Notes [Member]
Oct. 31, 2012
The 8.625% Notes Due January 15, 2017 And The 7.25% Senior Subordinated Amorizing Notes [Member]
Oct. 31, 2013
The 11.875% 2015 Notes [Member]
Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member]
Oct. 31, 2012
The 11.875% 2015 Notes [Member]
Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member]
Oct. 31, 2012
The 11.875% 2015 Notes [Member]
Feb. 09, 2011
The 11.875% 2015 Notes [Member]
Feb. 09, 2011
Tangible Equity Units [Member]
Oct. 31, 2012
Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member]
Apr. 11, 2012
Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member]
Jul. 31, 2013
Minimum [Member]
Note 15 - Capital Stock (Details) [Line Items]                                                                                      
Common Stock Voting Rights Votes Per Share Number                               1           10                                          
Common Stock Dividends, Percent of Increase from Class A to Class B 110.00%         110.00%                                                                          
Common Stock, Shares Authorized (in Shares)                               400,000,000   400,000,000 200,000,000 400,000,000   60,000,000 60,000,000 30,000,000 60,000,000                                    
Common Stock, Par or Stated Value Per Share (in Dollars per share)                               $ 0.01     $ 0.01 $ 0.01   $ 0.01   $ 0.01 $ 0.01                                    
Stock Issued During Period, Shares, New Issues (in Shares)                       1,762,500   25,000,000 13,512,500                                                        
Share Price (in Dollars per share)                           $ 2.00                                                          
Proceeds from Issuance or Sale of Equity (in Dollars)                           $ 47,300,000                                                          
Debt Instrument, Repurchased Face Amount (in Dollars)   33,200,000         33,200,000       60,100,000                               21,000,000   61,100,000   4,000,000 37,400,000   3,100,000       2,000,000       75,400,000  
Stock Issued During Period, Shares, Other (in Shares)                         8,443,713                                                            
Debt Instrument Exchanged Face Amount (in Dollars)                                                     7,800,000   4,000,000     18,300,000                      
Debt Instrument, Interest Rate, Stated Percentage                                                     6.25% 6.25% 7.50% 7.50% 7.50% 8.625% 8.625%     11.875% 11.875%   11.875% 7.25%      
Tangible Equity Units, Annual Interest Rate                                                                   12.072%                  
Gains (Losses) on Extinguishment of Debt (in Dollars) (760,000) (87,033,000) 6,230,000 27,039,000 24,698,000 (760,000) (29,066,000) 7,528,000 41,300,000                                                   9,500,000           48,400,000    
Sale of Stock, Price Per Share (in Dollars per share)                             $ 4.30                                                        
Shareholder Ownership Percentage                                 4.90%                                                   5.00%
Shareholder Ownership, Percentage of Increase                   50.00%                                                                  
Number of Rights                                 1                                                    
Shareholder, Percent of Stock Acquired                                 4.90%                                                    
Shareholders, Pre-existing Ownership Percentage                                 5.00%                                                    
Shareholders, Current Ownership Percentage                                 5.00%                                                    
Shareholders Ownership Percentage on Transfers                                 5.00%                                                    
Shareholders, Ownership Percentage Threshold                                 5.00%                                                    
Stock Repurchase Program, Number of Shares Authorized to be Repurchased (in Shares)                                         4,000,000                                            
Stock Repurchase Program, Remaining Authorized Repurchase Amount (in Dollars)           500,000                                                                          
Preferred Stock, Shares Issued (in Shares) 5,600 5,600       5,600 5,600                                     5,600                                  
Preferred Stock, Dividend Rate, Percentage           7.625%                                       7.625%                                  
Preferred Stock, Liquidation Preference Per Share (in Dollars per share) $ 140,000 $ 140,000       $ 140,000 $ 140,000                                     $ 25,000                                  
Defined Benefit Plan, Contributions by Employer (in Dollars)           $ 600,000