Commitments and Contingencies (Details Textual) $ in Thousands	Jan. 31, 2018 USD ($) home_sites	Oct. 31, 2017 USD ($)
Long-term Purchase Commitment [Line Items]
Purchase Obligation	$ 2,543,078	$ 2,235,077
Land for Apartment Development Purchase Commitment [Member]
Long-term Purchase Commitment [Line Items]
Purchase Obligation	207,300
Deposits against Aggregate Purchase Commitments	$ 10,700
Land Development Joint Ventures [Member] \| Commitment To Acquire Home Sites [Member]
Long-term Purchase Commitment [Line Items]
Unrecorded Unconditional Purchase Obligation, Maximum Quantity \| home_sites	2,400

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.

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

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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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.

+ Details

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- Definition

Maximum number of units that may be acquired, in connection with an unconditional purchase obligation that has not been recognized for financial reporting purposes.

+ References

No definition available.

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