Segment Information (Details) $ in Millions	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2016 USD ($)	Jun. 30, 2015 USD ($)	Jun. 30, 2016 USD ($)	Jun. 30, 2015 USD ($)	Dec. 31, 2015 segment
Segment Reporting [Abstract]
Number of reportable segments | segment					2
Restructuring and related charges	$ (1.5)		$ 21.4
Venezuela currency devaluation			2.7
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Net sales	388.0	$ 359.7	750.1	$ 695.6
Total operating (loss) profit	61.2	39.1	91.2	86.9
Interest expense	2.0	3.4	4.5	7.5
Interest income	0.3	0.4	0.6	0.8
Income before income taxes	59.5	36.1	87.3	80.2
Executive retirement and related costs		10.9		10.9
Proprietary Products [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Net sales	311.0	286.9	601.8	552.2
Total operating (loss) profit	66.2	57.6	128.1	111.8
Contract-Manufactured Products [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Net sales	77.2	73.2	148.8	143.9
Total operating (loss) profit	9.7	8.2	16.7	14.4
Intersegment sales elimination [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Net sales	(0.2)	(0.4)	(0.5)	(0.5)
Corporate [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Total operating (loss) profit	(16.2)	(15.8)	(29.5)	(28.4)
Other unallocated items [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Total operating (loss) profit	$ 1.5	$ (10.9)	$ (24.1)	$ (10.9)