Pension And Postretirement Benefits (Schedule Of Accumulated And Projected Benefit Obligations) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	$ 808.5	$ 816.5
Pension Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Projected benefit obligation	1,004.0	988.0	$ 1,093.2
Accumulated benefit obligation	996.7	980.9
Fair value of plan assets	808.5	816.5	$ 874.6
United States Pension Plan of US Entity [Member]
Defined Benefit Plan Disclosure [Line Items]
Projected benefit obligation	545.8	548.5
Accumulated benefit obligation	545.8	548.4
Fair value of plan assets	379.8	380.2
Foreign Pension Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Projected benefit obligation	458.2	439.5
Accumulated benefit obligation	450.9	432.5
Fair value of plan assets	$ 428.7	$ 436.3
United States Pension Plan of US Entity [Member] | Pension Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate	4.41%	4.10%	4.90%
Expected rate of return on plan assets	7.75%	7.75%	7.75%
Foreign Pension Plan [Member] | Pension Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate	2.29%	3.30%	3.01%
Rate of compensation increase	2.85%	2.81%	2.40%
Discount rate	3.30%	3.01%	4.05%
Expected rate of return on plan assets	6.77%	6.94%	7.01%
Rate of compensation increase	2.81%	2.40%	2.56%