Restructuring and Other Expense (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Restructuring and Related Activities [Abstract]
Severance and related	$ 2.4	$ 0.7	$ 2.8	$ 1.3
Lease termination costs	0.5	0.2	0.5	0.4
Other	0.2	0.3	1.1	0.4
Gain on sale of fixed assets held for sale	0	0	(0.7)	0
Total restructuring	3.1	1.2	3.7	2.1
Contingent consideration adjustment	(2.8)	0	(2.8)	0
Intangible asset abandonment	1.3	0	1.3	0
Acquisition and integration related costs	0.8	1.2	1.2	1.2
Pension settlement	1.5	1.0	1.5	1.0
Asset disposals	0	7.0	0	7.0
Other	0.4	0	0.7	0
Total	$ 4.3	$ 10.4	$ 5.6	$ 11.3