Pensions (Assumptions Used In Measurement Of Net Periodic Pension Cost) (Details)	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
U.S. Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate	5.26%	5.75%	6.06%
Expected annual return on plan assets	8.00%	8.00%	8.00%
Rate of increase in compensation levels	4.00%	4.00%	4.00%
European Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate	5.35%	5.51%	5.51%
Expected annual return on plan assets	6.03%	6.32%	6.30%
Rate of increase in compensation levels	3.50%	4.22%	3.97%