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Note 22 - Fair Value of Financial Instruments (Details) (USD $)
 3 Months Ended 6 Months Ended
Apr. 30, 2014
Apr. 30, 2013
Apr. 30, 2014
Apr. 30, 2013
Oct. 31, 2013
Note 22 - Fair Value of Financial Instruments (Details) [Line Items]          
Loans Held for Sale, Mortgages, Unpaid Principal $ 54,600,000   $ 54,600,000   $ 107,700,000
Other Commitment 22,500,000   22,500,000    
Impairment of Real Estate 100,000 900,000 100,000 1,500,000  
Loan Origination Commitments [Member]
          
Note 22 - Fair Value of Financial Instruments (Details) [Line Items]          
Loan Applications in Process 489,500,000   489,500,000    
Loan Origination Commitments [Member] | Maximum [Member]
          
Note 22 - Fair Value of Financial Instruments (Details) [Line Items]          
Number of Days in Commitment 60 days   60 days    
Interest Rate Committed [Member]
          
Note 22 - Fair Value of Financial Instruments (Details) [Line Items]          
Interest Rate Committed Loan Applications 40,000,000   40,000,000    
Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member] | Fair Value, Inputs, Level 2 [Member]
          
Note 22 - Fair Value of Financial Instruments (Details) [Line Items]          
Notes Payable, Fair Value Disclosure 477,300,000   477,300,000   493,400,000
Senior Amortizing Notes [Member] | Fair Value, Inputs, Level 2 [Member]
          
Note 22 - Fair Value of Financial Instruments (Details) [Line Items]          
Notes Payable, Fair Value Disclosure 0   0    
Senior Amortizing Notes [Member] | Fair Value, Inputs, Level 3 [Member]
          
Note 22 - Fair Value of Financial Instruments (Details) [Line Items]          
Notes Payable, Fair Value Disclosure 19,000,000   19,000,000   20,900,000
Senior Subordinated Amortizing Notes [Member] | Fair Value, Inputs, Level 2 [Member]
          
Note 22 - Fair Value of Financial Instruments (Details) [Line Items]          
Notes Payable, Fair Value Disclosure         2,200,000
Seven Percent Senior Note Due Twenty Nineteen [Member] | Fair Value, Inputs, Level 3 [Member]
          
Note 22 - Fair Value of Financial Instruments (Details) [Line Items]          
Notes Payable, Fair Value Disclosure 153,000,000   153,000,000    
Senior Secured Notes [Member] | Fair Value, Inputs, Level 3 [Member]
          
Note 22 - Fair Value of Financial Instruments (Details) [Line Items]          
Notes Payable, Fair Value Disclosure 1,000,000,000   1,000,000,000   1,000,000,000
Senior Exchangeable Notes [Member] | Fair Value, Inputs, Level 3 [Member]
          
Note 22 - Fair Value of Financial Instruments (Details) [Line Items]          
Notes Payable, Fair Value Disclosure $ 92,000,000   $ 92,000,000   $ 86,800,000