Inventory (Details Textual) $ in Thousands	Apr. 30, 2019 USD ($)	Oct. 31, 2018 USD ($)
Variable Interest Entity [Line Items]
Purchase Obligation	$ 2,451,265	$ 2,532,895
Variable Interest Entity, Not Primary Beneficiary, Aggregated Disclosure [Member]
Variable Interest Entity [Line Items]
Number of VIE Land Purchase Contracts (in ones)	130	110
Land Purchase Commitment To Unrelated Party [Member]
Variable Interest Entity [Line Items]
Purchase Obligation	$ 2,407,312	$ 2,404,660
Land Purchase Commitment To Unrelated Party [Member] | Variable Interest Entity, Not Primary Beneficiary, Aggregated Disclosure [Member]
Variable Interest Entity [Line Items]
Purchase Obligation	2,000,000	1,880,000
Land Parcel Purchase Commitment [Member]
Variable Interest Entity [Line Items]
Deposits against Aggregate Purchase Commitments	180,724	168,421
Land Parcel Purchase Commitment [Member] | Variable Interest Entity, Not Primary Beneficiary, Aggregated Disclosure [Member]
Variable Interest Entity [Line Items]
Deposits against Aggregate Purchase Commitments	$ 130,100	$ 120,500