CONDENSED CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED) - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Income Statement [Abstract]
Net sales	$ 753.8	$ 771.3	$ 1,470.4	$ 1,491.3
Cost of goods and services sold	462.4	449.8	907.7	885.2
Gross profit	291.4	321.5	562.7	606.1
Research and development	16.5	14.4	33.6	29.0
Selling, general and administrative expenses	88.4	81.5	174.4	164.9
Other expense (income) (Note 15)	4.0	(2.8)	16.9	(5.9)
Operating profit	182.5	228.4	337.8	418.1
Interest expense, net	2.7	1.8	4.9	4.0
Interest income	(5.0)	(0.4)	(9.8)	(0.7)
Other nonoperating (income) expense	(0.1)	(0.2)	(0.1)	(0.2)
Income before income taxes and equity in net income of affiliated companies	184.9	227.2	342.8	415.0
Income tax expense	34.8	44.2	58.4	65.4
Equity in net income of affiliated companies	(5.0)	(5.5)	(10.7)	(12.7)
Net income	$ 155.1	$ 188.5	$ 295.1	$ 362.3
Net income per share:
Basic (in dollars per share)	$ 2.08	$ 2.53	$ 3.96	$ 4.87
Diluted (in dollars per share)	$ 2.06	$ 2.48	$ 3.91	$ 4.77
Weighted average shares outstanding:
Basic (in shares)	74.3	74.4	74.4	74.4
Diluted (in shares)	75.4	75.8	75.5	75.9