Commitments and Contingencies (Details) (USD $)	Apr. 30, 2014	Oct. 31, 2013
Commitments and Contingencies Disclosure [Abstract]
Sales Value of Outstanding Deliver Homes	$ 3,210,000,000
Company's land purchase commitments
Aggregate purchase commitments unrelated parties	1,105,268,000	1,301,987,000
Aggregate Purchase Commitments Unconsolidated Entities that the Company has Investments in	12,552,000	61,738,000
Total	1,117,820,000	1,363,725,000
Deposits against aggregate purchase commitments	96,002,000	76,986,000
Additional cash required to acquire land	1,021,818,000	1,286,739,000
Total	1,117,820,000	1,363,725,000
Amount of Additional Cash Required to Acquire Land Included in Accrued Expenses	$ 1,383,000	$ 1,439,000