Net Pension Benefit Costs (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
United States Pension Plans of US Entity, Defined Benefit [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Pension and Other Postretirement Benefit Plans, Amounts that Will be Amortized from Accumulated Other Comprehensive Income (Loss) in Next Fiscal Year	$ 6.0
Service cost	0	0
Interest cost	1.3	1.4
Expected return on plan assets	1.8	1.9
Amortization and other	(1.7)	(1.5)
Net periodic benefit cost	1.2	1.0
Pension Contributions	0.7
Foreign Pension Plans, Defined Benefit [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Pension and Other Postretirement Benefit Plans, Amounts that Will be Amortized from Accumulated Other Comprehensive Income (Loss) in Next Fiscal Year	0.2
Service cost	0.3	0.2
Interest cost	0.2	0.3
Expected return on plan assets	0.1	0.1
Amortization and other	(0.3)	0
Net periodic benefit cost	0.7	0.4
United States Postretirement Benefit Plans of US Entity, Defined Benefit [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Service cost	0	0
Interest cost	0	0.1
Expected return on plan assets	0	0
Amortization and other	0.2	0
Net periodic benefit cost	$ (0.2)	$ 0.1