Employee Benefit Plans (Details 3)	Dec. 31, 2011	Dec. 31, 2010
U.S. Pension Benefits [Member]
Weighted Average Assumptions used in Calculating Benefit Obligation
Discount rate	4.20%	4.90%
Rate of compensation increase	5.40%	5.40%
Social security increase	2.80%	2.80%
Non-U.S. Pension Benefits [Member]
Weighted Average Assumptions used in Calculating Benefit Obligation
Discount rate	5.00%	5.50%
Rate of compensation increase	4.40%	4.30%
Social security increase	2.10%	2.90%
Other Postretirement Benefits [Member]
Weighted Average Assumptions used in Calculating Benefit Obligation
Discount rate	3.80%	4.90%
Rate of compensation increase	0.00%	0.00%
Social security increase	0.00%	0.00%