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Investments in Unconsolidated Joint Ventures (Information for Investments in Unconsolidated Joint Ventures) (Details) (USD $) In Thousands, unless otherwise specified	Aug. 31, 2012 joint_venture		Nov. 30, 2011 joint_venture
Information related investments in unconsolidated joint ventures
Number of investments in unconsolidated joint ventures	8	[1]	8	[1]
Investments in unconsolidated joint ventures	$ 122,155	[1]	$ 127,926	[1]
[1] The Company’s investments in unconsolidated joint ventures as of August 31, 2012 and November 30, 2011 include Inspirada Builders, LLC, an unconsolidated joint venture that was formed in 2011 in connection with the South Edge Plan (as defined below) and in which a wholly owned subsidiary of the Company is a member. As part of the South Edge Plan, land previously owned by South Edge was transferred to Inspirada Builders, LLC in November 2011. The Company anticipates that it will acquire its share of the land from Inspirada Builders, LLC through a future distribution.

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- Definition

Number of investments in unconsolidated joint ventures.

+ References

No definition available.

+ Details

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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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