Employee Benefit Plans Assumptions Used for Non-U.S. Defined Pension Plans Table (Details) (Foreign Pension Plans, Defined Benefit [Member])	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Foreign Pension Plans, Defined Benefit [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Discount rate for obligations	4.50%	4.80%	5.50%
Discount rate for benefit costs	4.80%	5.50%	5.90%
Rate of increase in compensation levels	3.70%	4.00%	4.00%
Expected long-term rate of return on plan assets	5.50%	7.00%	7.00%