Employee Benefit Plans (Composition Of Foreign Pension Plan Assets) (Details) (Pension Benefits, Foreign [Member], USD $) In Millions, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	$ 30.2	$ 29.3	$ 20.2
Fair Value Measurements Of Plan Assets, Level 1 [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	14.9	14.0
Fair Value Measurements Of Plan Assets, Level 2 [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets
Fair Value Measurements Of Plan Assets, Level 3 [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	15.3	15.3	7.7
Equity Securities And Funds [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	5.1	5.6
Equity Securities And Funds [Member] | Fair Value Measurements Of Plan Assets, Level 1 [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	5.1	5.6
Equity Securities And Funds [Member] | Fair Value Measurements Of Plan Assets, Level 2 [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets
Equity Securities And Funds [Member] | Fair Value Measurements Of Plan Assets, Level 3 [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets
Fixed Income Securities And Funds [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	8.9	7.6
Fixed Income Securities And Funds [Member] | Fair Value Measurements Of Plan Assets, Level 1 [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	8.9	7.6
Fixed Income Securities And Funds [Member] | Fair Value Measurements Of Plan Assets, Level 2 [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets
Fixed Income Securities And Funds [Member] | Fair Value Measurements Of Plan Assets, Level 3 [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets
Cash And Other [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	16.2	16.1
Cash And Other [Member] | Fair Value Measurements Of Plan Assets, Level 1 [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0.9	0.8
Cash And Other [Member] | Fair Value Measurements Of Plan Assets, Level 2 [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets
Cash And Other [Member] | Fair Value Measurements Of Plan Assets, Level 3 [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	$ 15.3	$ 15.3