Employee Benefit Plans (Details 4) (USD $) In Millions, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
U.S. Pension Benefits [Member]
Accumulated Other Comprehensive Loss
Net loss	$ 219	$ 149
Net prior service cost (credit)	2	3
Total	221	152
Non-U.S. Pension Benefits [Member]
Accumulated Other Comprehensive Loss
Net loss	130	114
Total	130	114
Other Postretirement Benefits [Member]
Accumulated Other Comprehensive Loss
Net loss	38	10
Net prior service cost (credit)	(28)	(31)
Total	$ 10	$ (21)