Fair Value Measurements, Derivative Instruments and Hedging Activities - Derivatives Qualifying and Designated as Hedging Instruments Recognized in Other Comprehensive Income (Detail) (Designated as hedging instruments, USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Aug. 31, 2014	Aug. 31, 2013	Aug. 31, 2014	Aug. 31, 2013
Net investment hedges
Derivative Instruments, Gain (Loss) [Line Items]
Effective portions of derivatives qualifying and designated as hedging instruments recognized in other comprehensive income	$ 3	$ (2)	$ 3	$ (4)
Foreign Exchange Option [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Effective portions of derivatives qualifying and designated as hedging instruments recognized in other comprehensive income	(5)	(1)	(11)	6
Interest rate swaps
Derivative Instruments, Gain (Loss) [Line Items]
Effective portions of derivatives qualifying and designated as hedging instruments recognized in other comprehensive income	$ (11)	$ 10	$ (26)	$ 13