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Loans Payable, Senior Notes and Mortgage Company Loan Facility Loans Payable (Details) - USD ($)
$ in Thousands
Jul. 31, 2015
Oct. 31, 2014
Short-term Debt [Line Items]    
Long-term Line of Credit $ 661,653  
Unsecured Long-term Debt, Noncurrent 500,000 $ 500,000
Other Loans Payable 146,876 154,261
Loans payable 866,876 $ 654,261
Revolving Credit Facility [Member]    
Short-term Debt [Line Items]    
Long-term Line of Credit $ 220,000