Consolidated Statements of Operations - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Statement [Abstract]
Net sales	$ 1,366.3	$ 1,244.9	$ 3,827.1	$ 3,624.6
Cost of goods sold	937.8	910.7	2,634.1	2,625.1
Gross profit	428.5	334.2	1,193.0	999.5
Operating Expenses:
Selling, general and administrative expenses	178.9	147.3	527.6	472.2
Losses (gains) and other expenses, net	3.5	3.3	5.2	5.4
Restructuring charges	(0.3)	(0.2)	(0.2)	(1.2)
Impairment on assets held for sale	63.2	0.0	63.2	0.0
Income from equity method investments	(4.2)	(2.4)	(8.0)	(3.9)
Operating income	186.8	185.8	604.8	524.6
Pension settlements	0.3	0.0	0.4	0.3
Interest expense, net	11.2	10.5	40.4	26.1
Other expense (income), net	0.1	0.7	(0.1)	1.9
Net income before income taxes	175.2	174.6	564.1	496.3
Provision for income taxes	44.8	32.7	118.5	93.6
Net income	$ 130.4	$ 141.9	$ 445.6	$ 402.7
Earnings per share - Basic (in dollars per share)	$ 3.67	$ 4.00	$ 12.55	$ 11.25
Earnings per share - Diluted (in dollars per share)	$ 3.65	$ 3.99	$ 12.51	$ 11.22
Weighted average number of shares outstanding, basic (in shares)	35.5	35.4	35.5	35.8
Weighted average number of shares outstanding, diluted (in shares)	35.7	35.5	35.6	35.9