Other Charges (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Other Charges
Professional fees incurred in connection with the internal investigation	$ 3.5	$ 2.0	$ 8.2	$ 3.2
Factory relocation costs	0.3		1.4
Acquisition-related charges (income)	(1.3)	0.3	(0.1)	0.9
Transition-related charges incurred in connection with acquired businesses		0.3		3.0
Other charges		0.3		0.3
Total other charges	$ 2.5	$ 2.9	$ 9.5	$ 7.4