Income Taxes (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Income before income taxes and noncontrolling interests
U.S. income (loss) before income taxes	$ 55	$ (45)	$ (118)
Foreign income before income taxes	216	177	77
Earnings (loss) before income taxes and noncontrolling interests	271	132	(41)
Current
Current income tax expense, U.S Federal			(2)
Current income tax expense, State and local	2	1	4
Current income tax expense, Foreign	91	64	35
Total current income tax expenses	93	65	37
Deferred
Deferred income tax expenses, U.S			(18)
Deferred income tax expenses, State and local			(3)
Deferred income tax expenses, Foreign	(5)	4	(3)
Total deferred income tax expenses	(5)	4	(24)
Income tax expense	$ 88	$ 69	$ 13