Investment in Unconsolidated Affiliates - Partnerships Investments Unconsolidated Affiliates (Details) - USD ($) $ in Thousands	3 Months Ended
Feb. 28, 2018	Feb. 28, 2017
Activity of Investments in Unconsolidated Affiliates [Roll Forward]
Balance at the beginning of the period	$ 768,258	$ 475,078
Investments in its unconsolidated affiliates during the period	0	330,027
Equity in earnings in unconsolidated affiliates	2,000	606
Distributions from unconsolidated affiliates	(17,612)	(17,711)
Balance at the end of the period	$ 752,646	$ 788,000

Activity of Investments in Unconsolidated Affiliates [Roll Forward]

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- Definition

Investments in unconsolidated affiliates.

+ References

No definition available.

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This item represents disclosure of the amount of dividends or other distributions received from unconsolidated subsidiaries, certain corporate joint ventures, and certain noncontrolled corporation; these investments are accounted for under the equity method of accounting. This element excludes distributions that constitute a return of investment, which are classified as investing activities.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 225
-Section S99
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-Section 45
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-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585

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This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
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-Name Accounting Standards Codification
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This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. This item includes income or expense related to stock-based compensation based on the investor's grant of stock to employees of an equity method investee.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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