Pension and Postretirement Benefits (Assumptions) (Details)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
U.S Defined Benefit Plans
Weighted average assumptions used to determine Benefit Obligations:
Discount rate	4.00%	4.50%	3.75%
Rate of increase in compensation levels		4.25%	4.25%
Weighted average assumptions used to determine net pension expense:
Long-term rate of return on assets	6.00%	6.00%	6.25%
Discount rate	4.50%	3.75%	4.50%
Rate of increase in compensation levels	4.25%	4.25%	4.25%
Non-U.S Defined Benefit Plans
Weighted average assumptions used to determine Benefit Obligations:
Discount rate	3.40%	4.22%	4.16%
Rate of increase in compensation levels	3.95%	3.83%	3.84%
Weighted average assumptions used to determine net pension expense:
Long-term rate of return on assets	5.51%	5.49%	5.78%
Discount rate	4.22%	4.16%	5.09%
Rate of increase in compensation levels	3.83%	3.84%	3.56%
Postretirement Medical Benefits
Weighted average assumptions used to determine Benefit Obligations:
Discount rate	3.75%	4.00%	3.25%
Weighted average assumptions used to determine net pension expense:
Discount rate	4.00%	3.25%	4.25%