Condensed Consolidated Statements of Operations - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Statement [Abstract]
Net sales	$ 498.1	$ 488.6	$ 1,009.8	$ 960.7
Cost of sales	324.9	312.7	656.3	613.1
Gross profit	173.2	175.9	353.5	347.6
Operating expenses:
Selling, general and administrative expenses	90.8	93.5	179.4	183.3
Impairment charges	2.2		8.3
Research and development expenses	16.0	16.1	33.6	32.0
Restructuring costs	0.5	0.8	0.9	1.7
Total operating expenses	109.5	110.4	222.2	217.0
Income from operations	63.7	65.5	131.3	130.6
Other non-operating (income) and expense:
Interest expense, net	11.8	16.5	23.1	33.4
Other non-operating income, net	(1.9)	(1.7)	(2.0)	(3.2)
Total other non-operating (income) expense, net	9.9	14.8	21.1	30.2
Income before income taxes	53.8	50.7	110.2	100.4
Provision for income taxes	27.5	9.9	39.1	20.4
Net income	$ 26.3	$ 40.8	$ 71.1	$ 80.0
Weighted average shares, basic	65.1	64.8	65.0	64.8
Weighted average shares, diluted	65.3	65.4	65.3	65.4
Net income per share:
Basic	$ 0.40	$ 0.63	$ 1.09	$ 1.23
Diluted	0.40	0.62	1.09	1.22
Cash dividend declared per share	$ 0.09	$ 0.08	$ 0.17	$ 0.14