Condensed Consolidated Statements of Earnings - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Income Statement [Abstract]
Net sales	$ 800,663	$ 614,332	$ 2,137,496	$ 1,742,757
Costs and expenses:
Cost of goods sold	596,251	480,403	1,649,473	1,352,979
Selling, general and administrative expenses	64,983	46,490	203,748	152,920
Research and development costs	35,033	32,224	100,034	90,000
Restructuring charges			5,172
Interest expense	12,175	8,533	36,162	25,036
Interest income	(516)	(353)	(1,390)	(1,494)
Other (income) expense, net	(13,001)	(3,252)	(33,431)	(18,813)
Total costs and expenses	694,925	564,045	1,959,768	1,600,628
Earnings before income taxes	105,738	50,287	177,728	142,129
Income tax expense	21,139	10,841	28,012	24,472
Net earnings	$ 84,599	$ 39,446	$ 149,716	$ 117,657
Earnings per share:
Basic earnings per share	$ 1.41	$ 0.65	$ 2.50	$ 1.90
Diluted earnings per share	$ 1.37	$ 0.64	$ 2.44	$ 1.84
Weighted Average Common Shares Outstanding:
Basic	60,056	60,506	59,843	62,052
Diluted	61,591	62,088	61,250	63,937