Commitments and Contingencies (Details) - USD ($) $ in Thousands	12 Months Ended
Oct. 31, 2018	Oct. 31, 2017
Company's purchase commitments
Purchase Obligation	$ 2,532,895	$ 2,235,077
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures	431,813	481,758
Land Purchase Commitment To Unrelated Party [Member]
Company's purchase commitments
Purchase Obligation	2,404,660	1,986,276
Land Purchase Commitment To JV [Member]
Company's purchase commitments
Purchase Obligation	128,235	248,801
Land Parcel Purchase Commitment [Member]
Company's purchase commitments
Deposits against aggregate purchase commitments	168,421	97,706
Additional cash required to acquire land	2,285,306	2,002,741
Total	2,532,895	2,235,077
Amount of Additional Cash Required to Acquire Land Included in Accrued Expenses	40,103	4,329
Land Development Joint Venture, Irvine, California [Member] \| Land Parcel Purchase Commitment [Member]
Company's purchase commitments
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures	$ 79,168	$ 134,630

Additional cash required to acquire land.

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Amount of additional cash required to acquire land included in accrued expenses.

+ References

No definition available.

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- Definition

Company purchase commitments.

+ References

No definition available.

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- Definition

The carrying amount of the asset transferred to a third party to serve as a deposit, which typically serves as security against failure by the transferor to perform under terms of an agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.8,17)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Total investments in (A) an entity in which the entity has significant influence, but does not have control, (B) subsidiaries that are not required to be consolidated and are accounted for using the equity and or cost method, and (C) an entity in which the reporting entity shares control of the entity with another party or group. Includes long-term advances receivable from a party that is affiliated with the reporting entity by means of direct or indirect ownership.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.12)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

The minimum amount the entity agreed to spend under the long-term purchase commitment.

+ References

No definition available.

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- Definition

Minimum amount of purchase arrangement in which the entity has agreed to expend funds to procure goods or services from a supplier.

+ References

No definition available.

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