Other Charges (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
Other Charges
Professional fees incurred in connection with the internal investigation	$ 2.2	$ 1.2	$ 4.7	$ 1.2
Factory relocation costs	0.6		1.1
Acquisition-related charges	0.8		1.2	0.6
Transition-related charges incurred in connection with acquired businesses		1.2		2.7
Other charges	$ 3.6	$ 2.4	$ 7.0	$ 4.5