Other Expense (Income) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Other Income and Expenses [Abstract]
Development Income	$ (0.5)	$ (0.5)	$ (0.9)	$ (0.8)
Acquisition-related contingencies	0.3	0.2	0.7	0.2
Foreign exchange and other	0.5	(0.5)	1.2	0
Other expense (income)	$ 0.3	$ (0.8)	$ 1.0	$ (0.6)