Restructuring and Other Expense (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 30, 2014		Sep. 30, 2013		Sep. 30, 2014		Sep. 30, 2013
Restructuring and Related Activities [Abstract]
Severance and related	$ 0.8		$ (0.2)		$ 3.6		$ 1.0
Lease termination costs	0.2		0.1		0.3		0.7
Other	0.3		0.6		1.2		1.9
Total restructuring	1.3		0.5		5.1		3.6
Contingent consideration fair value adjustment	0		0		0		(0.4)
Acquisition and integration related costs	0		0.6		0		1.8
Pension settlement/curtailment (Note 9)	0.2		0.2		0.1		1.7
Settlement of UK pension plan	0.5		10.6		0.5		10.6
Other	2.2	[1]	(0.2)	[1]	5.8	[1]	0.9	[1]
Total	4.2		11.7		11.5		18.2
Severance related to discontinued operations			$ 0.3				$ 1.7

[1] Other includes consulting fees and certain employee costs.