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Loans Payable, Senior Notes and Mortgage Company Loan Facility Credit Facility (Details Textual 3) - USD ($)
 9 Months Ended
Jul. 31, 2015
Oct. 31, 2014
Aug. 01, 2013
Line of Credit Facility [Line Items]      
Line of Credit Facility, Maximum Borrowing Capacity $ 1,130,759,000    
Long-term Line of Credit $ 661,653,000    
Revolving Credit Facility [Member]      
Line of Credit Facility [Line Items]      
Line of Credit Facility, Maximum Borrowing Capacity     $ 1,035,000,000
Line of Credit Facility, term of contract 5 years    
Line of Credit Facility, Expiration Date Aug. 01, 2018    
Maximum Permissible Leverage Ratio 175.00%    
Minimum Net Worth Required for Compliance $ 2,610,000,000    
Existing Leverage Ratio .70    
Tangible Net Worth $ 4,080,000,000    
Ability to repurchase common stock 1,930,000,000    
Long-term Line of Credit 220,000,000    
Letters of Credit Outstanding, Amount $ 103,800,000    
Debt Instrument, Interest Rate at Period End 1.69%    
Guarantor Subsidiaries [Member]      
Line of Credit Facility [Line Items]      
Noncontrolling Interest, Ownership Percentage by Parent 100.00%    
Subsequent Event [Member] | Revolving Credit Facility [Member]      
Line of Credit Facility [Line Items]      
Long-term Line of Credit $ 130,000,000