Pension and Other Postretirement Benefit Plans (Details 1) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Pension Plans, Defined Benefit [Member]
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Benefit Obligation	$ 182.3	$ 164.9
Service cost	2.4	2.2
Interest cost	7.2	8.3
Plan amendments	0	0.2
Actuarial loss (gain)	4.9	18.7
Benefit payments	(11.0)	(11.4)
Special termination benefits	0.2	0.4
Settlements, Benefit Obligation	0	0
Effect of changes in exchange rate	0.5	(1.0)
Benefit Obligation	186.5	182.3
Other Postretirement Benefit Plans, Defined Benefit [Member]
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Benefit Obligation	5.2	9.0
Service cost	0	0.1
Interest cost	0.1	0.4
Plan amendments	(3.5)	(1.2)
Actuarial loss (gain)	(0.3)	(2.7)
Benefit payments	(0.4)	(0.4)
Special termination benefits	0	0
Settlements, Benefit Obligation	(0.9)	0
Effect of changes in exchange rate	0	0
Benefit Obligation	$ 0.2	$ 5.2