Loans Payable, Senior Notes and Mortgage Company Loan Facility Loans Payable (Details) - USD ($) $ in Thousands	Jan. 31, 2017	Oct. 31, 2016
Debt Instrument [Line Items]
Long-term Line of Credit	$ 1,003,348
Other Loans Payable	131,537	$ 122,809
Loans payable	879,894	871,079
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		250,000
Unsecured Debt [Member]
Debt Instrument [Line Items]
Unsecured Long-term Debt, Noncurrent	500,000	500,000
Deferred Finance Costs, Net	$ (1,643)	$ (1,730)