Loans Payable, Senior Notes, and Mortgage Company Loan Facility Loans Payable (Details) - USD ($) $ in Thousands	Oct. 31, 2016	Oct. 31, 2015
Debt Instrument [Line Items]
Long-term line of credit	$ 1,159,789
Other Loans Payable	122,809	$ 151,702
Loans payable	871,079	1,000,439
May 2016 Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Long-term line of credit	250,000
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Long-term line of credit		350,000
Unsecured Debt [Member]
Debt Instrument [Line Items]
Unsecured Long-term Debt, Noncurrent	500,000	500,000
Deferred Finance Costs, Net	$ (1,730)	$ (1,263)