Restructuring and Other Items (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Restructuring and Other Items [Abstract]
Restructuring reserve, accrual adjustment		$ 1.7
Increase in contingent consideration liability	0.3	0.5	0.5	0.9
Restructuring and related charges:
Severance and post-employment benefits	0	(1.1)	0	(1.3)
Impairments and asset write-offs	0	2.0	0	2.4
Other restructuring charges	0	0.2	0	0.7
Total restructuring and related charges	0	1.1	0	1.8
Impairment charge	0	0	0	3.4
Development income	(0.4)	(0.4)	(1.2)	(4.2)
Acquisition-related contingencies	0.3	0.5	0.5	0.9
Foreign exchange and other	0.2	1.0	0.2	0.6
Total restructuring and other items	0.1	2.2	(0.5)	2.5
Severance and benefits [Member]
Restructuring Reserve [Roll Forward]
Balance, beginning of period			2.8
Cash payments			(2.7)
Balance, end of period	0.1		0.1
England Manufacturing Facility [Member]
Restructuring and related charges:
Impairments and asset write-offs		$ 1.5