Commitments and Contingencies (Details Textual) (USD $)	3 Months Ended
	Jan. 31, 2015	Oct. 31, 2014
Long-term Purchase Commitment [Line Items]
Purchase Obligation	$ 1,081,683,000	$ 1,227,914,000
Land Development Joint Venture [Member]
Long-term Purchase Commitment [Line Items]
Expected Lot Purchase	3,300
Land for Apartment Development Purchase Commitment [Member]
Long-term Purchase Commitment [Line Items]
Purchase Obligation	29,900,000
Deposits against Aggregate Purchase Commitments	900,000
Lease On Land For High-Rise Cooperative Owned Building [Member]
Long-term Purchase Commitment [Line Items]
Deposits against Aggregate Purchase Commitments	4,700,000
Lessee Leasing Arrangements, Operating Leases, Term of Contract	99 years
Long-term Purchase Commitment, Amount	17,500,000
Estimated lease payments	$ 4,700,000
Estimated number of years to be paid	2 years