Earnings Per Share - Basic and Diluted Earnings Per Share Computation (Detail) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Feb. 28, 2014	Feb. 28, 2013
Disclosure Basic And Diluted Earnings Per Share Computation [Abstract]
Net (Loss) Income	$ (15)	$ 37
Weighted-average common and ordinary shares outstanding	776	776
Dilutive effect of equity plans	0	2
Diluted weighted-average shares outstanding	776	778
(Loss) Earnings Per Share, Basic and Diluted	$ (0.02)	$ 0.05
Anti-dilutive equity awards excluded from diluted (loss) earnings per share computations	3	5