Commitments and Contingencies (Details Textual) $ in Thousands	Jan. 31, 2017 USD ($) home_sites	Oct. 31, 2016 USD ($)
Long-term Purchase Commitment [Line Items]
Expected Lot Purchase | home_sites	3,600
Purchase Obligation	$ 1,442,844	$ 1,623,389
Land for Apartment Development Purchase Commitment [Member]
Long-term Purchase Commitment [Line Items]
Purchase Obligation	84,300
Deposits against Aggregate Purchase Commitments	$ 4,400