Consolidated Statements of Operations - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Income Statement [Abstract]
Net sales	$ 1,451.1	$ 1,411.4	$ 2,498.2	$ 2,460.7
Cost of goods sold	962.9	953.6	1,670.0	1,696.2
Gross profit	488.2	457.8	828.2	764.5
Operating Expenses:
Selling, general and administrative expenses	168.5	181.3	339.2	348.8
Losses and other expenses, net	3.7	0.8	7.4	1.1
Gain on sale from previous dispositions	(1.6)	0.0	(1.6)	0.0
Income from equity method investments	(2.5)	(3.1)	(3.7)	(3.8)
Operating income	320.1	278.8	486.9	418.4
Pension settlements	0.3	0.1	0.3	0.3
Interest expense, net	12.5	15.0	24.3	29.2
Other expense, net	0.3	0.0	1.1	0.0
Net income before income taxes	307.0	263.7	461.2	388.9
Provision for income taxes	61.1	46.5	91.0	73.7
Net income	$ 245.9	$ 217.2	$ 370.2	$ 315.2
Earnings per share - Basic (in dollars per share)	$ 6.91	$ 6.12	$ 10.40	$ 8.88
Earnings per share - Diluted (in dollars per share)	$ 6.87	$ 6.10	$ 10.34	$ 8.85
Weighted average number of shares outstanding, basic (in shares)	35.6	35.5	35.6	35.5
Weighted average number of shares outstanding, diluted (in shares)	35.8	35.6	35.8	35.6