Restructuring and Other Expense (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Restructuring and Related Activities [Abstract]
Severance and related	$ 0.6	$ 0.4
Lease termination costs	0.1	0
Gain on sale of fixed assets held for sale	0	(0.7)
Other	0.8	0.9
Total restructuring	1.5	0.6
Contingent consideration adjustment	(0.1)	0
Acquisition and integration related costs	0.4	0.4
Other	0.3	0.3
Total	2.1	1.3
Severance related to discontinued operations	$ 1.1