Consolidated Statements of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Statement [Abstract]
Net sales	$ 1,474,407	$ 1,615,339	$ 4,538,545	$ 5,083,807
Cost of sales	1,045,676	1,111,652	3,172,276	3,466,126
Gross profit	428,731	503,687	1,366,269	1,617,681
Selling and administrative expenses	234,288	239,810	699,046	699,192
Operating income	194,443	263,877	667,223	918,489
Interest and other non-operating expenses, net	13,599	11,707	46,327	25,428
Income before income taxes and equity earnings	180,844	252,170	620,896	893,061
Provision for income taxes	43,079	62,205	149,339	216,687
Equity earnings in unconsolidated investments, net	78	90	235	226
Net income	$ 137,843	$ 190,055	$ 471,792	$ 676,600
Earnings per share:
Basic (in dollars per share)	$ 3.54	$ 4.82	$ 12.09	$ 16.99
Diluted (in dollars per share)	$ 3.51	$ 4.78	$ 12.00	$ 16.82
Weighted average shares outstanding: [Abstract]
Basic (in shares)	38,735	39,214	38,816	39,599
Diluted (in shares)	39,023	39,580	39,112	40,012
Cash dividends declared per common share	$ 1.10	$ 1.00	$ 3.20	$ 2.80