Segment Information (Sales by Product Group) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Segment Reporting, Revenue Reconciling Items [Line Items]
Net sales	$ 1,509.1	$ 1,399.8	$ 1,421.4
Contract Manufacturing [Member]
Segment Reporting, Revenue Reconciling Items [Line Items]
Net sales	320.2	302.4	295.7
Proprietary Products [Member]
Segment Reporting, Revenue Reconciling Items [Line Items]
Net sales	1,189.9	1,098.3	1,126.3
Intersegment Elimination [Member]
Segment Reporting, Revenue Reconciling Items [Line Items]
Net sales	$ (1.0)	$ (0.9)	$ (0.6)