Income Taxes (Components of Income Tax Expense) (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Current income tax expense
U.S. federal	$ 153	$ 228	$ 107
U.S. State and local	14	15	8
Non-U.S.	202	190	164
Total current income tax	369	433	279
Deferred income tax expense
U.S. federal	(29)	(150)	(3)
Non-U.S.	(1)	(48)	(17)
U.S. State and local	(6)	(14)	1
Total deferred income tax	(36)	(212)	(19)
Total	$ 333	$ 221	$ 260