Restructuring and Other Expense (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Jun. 30, 2012	Sep. 30, 2012	Sep. 30, 2011
Restructuring and Related Activities [Abstract]
Severance and related	$ 0	$ 2.4		$ 2.8	$ 3.7
Lease termination costs	0	1.1		0.5	1.5
Other	0.1	0.8		1.2	1.2
Gain on sale of fixed assets held for sale	0	0		(0.7)	0
Total restructuring	0.1	4.3		3.8	6.4
Contingent consideration adjustment	(5.5)	0		(8.3)	0
Intangible asset abandonment	0	0	1.3	1.3	0
Acquisition and integration related costs	0.1	0.3		1.3	1.5
Pension settlement	0.5	0.9		2.0	1.9
Asset disposals	0	0		0	7.0
Global process improvement	1.0	0		1.0	0
Other	0.2	0		0.9	0
Total	$ (3.6)	$ 5.5		$ 2.0	$ 16.8