Investments in Unconsolidated Joint Ventures (Narrative) (Details) $ in Thousands	Nov. 30, 2017 USD ($) joint_venture	Nov. 30, 2016 USD ($) joint_venture
Schedule of Equity Method Investments [Line Items]
Investments in unconsolidated joint ventures	$ 64,794	$ 64,016
Number of investments in unconsolidated joint ventures \| joint_venture	7	7
Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months	$ 303,100
Investments in Unconsolidated Joint Ventures with Debt
Schedule of Equity Method Investments [Line Items]
Number of investments in unconsolidated joint ventures \| joint_venture	2	1
Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months	$ 19,800
West Coast [Member]
Schedule of Equity Method Investments [Line Items]
Investments in unconsolidated joint ventures	$ 53,506	$ 51,612
West Coast [Member] \| Investments in Unconsolidated Joint Ventures with Debt
Schedule of Equity Method Investments [Line Items]
Number of investments in unconsolidated joint ventures \| joint_venture		1

Number of investments in unconsolidated joint ventures.

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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

Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 3
-Subparagraph (SX 210.12-04.(a))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601

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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

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