Employee Benefit Plans (Details 6)	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Weighted-average assumptions used to determine net periodic benefit cost for the years ended December 31:
Expected long-term return on plan assets	8.00%
Pension Benefits non-U.S. [Member]
Weighted-average assumptions used to determine benefit obligations as of December 31:
Discount rate	4.93%	5.43%
Rate of compensation increase	3.68%	3.94%
Weighted-average assumptions used to determine net periodic benefit cost for the years ended December 31:
Discount rate	5.43%	5.98%	6.57%
Expected long-term return on plan assets	5.56%	5.59%	6.24%
Rate of compensation increase	3.94%	3.98%	3.90%