Results of Discontinued Operations (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Discontinued Operations and Disposal Groups [Abstract]
Sales	$ 0	$ 34	$ 48
Cost of sales		31	50
Discontinued operations charges	1	3	5
Other income (expense), net		(1)	(3)
Pre-tax loss	(1)	(1)	(10)
Income tax expense (benefit)	0	(1)	(2)
Loss from discontinued operations	$ (1)	$ 0	$ (8)