Income Taxes - Income Tax Disclosure Table (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Disclosure Income Tax Income Tax Disclosure Table Detail [Line Items]
United States	$ 1,904	$ 1,980	$ 2,246
Outside United States	6,787	4,979	3,772
Income (loss) from continuing operations before income taxes and minority interest, Total	$ 8,691	$ 6,959	$ 6,018