Other Expense (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Other Income and Expenses [Abstract]
Severance and post-employment benefits	$ 1.4		$ 7.8
Asset-related charges	0.9		15.9	$ 0.0
Total restructuring and related charges	2.3		23.7
Defined Benefit Plan, Recognized Net Gain (Loss) Due to Settlements	0.0	$ 49.0	0.0	49.0
Executive retirement and related costs		0.0		10.9
Venezuela currency devaluation			2.7
Development income	(0.4)	(0.3)	(1.2)	(1.1)
Contingent consideration costs	0.0	0.5	1.9	0.8
Other items	0.6	(0.5)	2.0	(1.5)
Total other expense	$ 2.5	$ 48.7	$ 29.1	$ 58.1