Segment Information (Details) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2017 USD ($)	Jun. 30, 2016 USD ($)	Jun. 30, 2017 USD ($) segment	Jun. 30, 2016 USD ($)
Segment Reporting [Abstract]
Number of reportable segments | segment			2
Venezuela deconsolidation	$ (11.1)	$ 0.0	$ (11.1)	$ 0.0
Venezuela currency devaluation	0.0	0.0	0.0	2.7
Restructuring and related charges		(1.5)		21.4
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Net sales	397.6	388.0	785.3	750.1
Total operating (loss) profit	42.7	61.2	104.0	91.2
Interest expense	2.3	2.0	4.4	4.5
Interest income	0.3	0.3	0.6	0.6
Income before income taxes	40.7	59.5	100.2	87.3
Proprietary Products [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Net sales	312.8	311.0	621.6	601.8
Total operating (loss) profit	56.3	66.2	121.2	128.1
Contract-Manufactured Products [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Net sales	84.9	77.2	164.0	148.8
Total operating (loss) profit	10.5	9.7	19.3	16.7
Intersegment sales elimination [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Net sales	(0.1)	(0.2)	(0.3)	(0.5)
Corporate [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Total operating (loss) profit	(13.0)	(16.2)	(25.4)	(29.5)
Other unallocated items [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Total operating (loss) profit	$ (11.1)	$ 1.5	$ (11.1)	$ (24.1)