Schedule I (PARENT COMPANY ONLY) (Transactions with Subsidiaries) (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended	12 Months Ended
Feb. 28, 2013	Nov. 30, 2013	Nov. 30, 2015	Nov. 30, 2014
Parent Company [Member]
Schedule of Equity Method Investments [Line Items]
Cash dividends received	$ 20	$ 678	$ 177	$ 54

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.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 03
-Paragraph 13
-Article 5

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration