Commitments and Contingencies (Details Textual) $ in Thousands	Jul. 31, 2016 USD ($) home_sites	Oct. 31, 2015 USD ($)
Long-term Purchase Commitment [Line Items]
Expected Lot Purchase | home_sites	3,600
Purchase Obligation	$ 1,558,871	$ 1,217,348
Land for Apartment Development Purchase Commitment [Member]
Long-term Purchase Commitment [Line Items]
Purchase Obligation	98,400
Deposits against Aggregate Purchase Commitments	$ 3,800