Fair Value Measurements, Derivative Instruments and Hedging Activities - Offsetting Derivative Instruments (Details) (USD $) In Millions, unless otherwise specified	Aug. 31, 2014	Nov. 30, 2013
Fair Value Disclosures [Abstract]
Derivative assets, Gross Amount	$ 98	$ 137
Derivative Assets, Gross Amounts Offset in the Balance Sheet	42	77
Derivative Assets, Total Net Amounts Presented in the Balance Sheet	(56)	(60)
Derivative Assets, Gross Amounts not Offset in the Balance Sheet	3	7
Derivative Asset, Net Amount	53	53
Derivative liabilities, Gross Amount	94	108
Derivative Liabilities, Gross Amounts Offset in the Balance Sheet	42	77
Derivaitve Liabilities, Total Net Amounts Presented in the Balance Sheet	(52)	(31)
Derivative Liabilities, Gross Amounts not Offset in the Balance Sheet	3	7
Derivative Liability, Net Amount	$ 49	$ 24