Condensed Consolidated Statements of Earnings - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Income Statement [Abstract]
Net sales	$ 847,688	$ 800,663	$ 2,469,761	$ 2,137,496
Costs and expenses:
Cost of goods sold	617,702	596,251	1,801,037	1,649,473
Selling, general and administrative expenses	73,812	64,983	229,770	203,748
Research and development costs	38,728	35,033	105,987	100,034
Restructuring charges				5,172
Interest expense	11,516	12,175	34,482	36,162
Interest income	(1,728)	(516)	(4,494)	(1,390)
Other (income) expense, net	(14,438)	(13,001)	(49,461)	(33,431)
Total costs and expenses	725,592	694,925	2,117,321	1,959,768
Earnings before income taxes	122,096	105,738	352,440	177,728
Income tax expense	20,021	21,139	62,765	28,012
Net earnings	$ 102,075	$ 84,599	$ 289,675	$ 149,716
Earnings per share:
Basic earnings per share	$ 1.69	$ 1.41	$ 4.8	$ 2.5
Diluted earnings per share	$ 1.63	$ 1.37	$ 4.65	$ 2.44
Weighted Average Common Shares Outstanding:
Basic	60,425	60,056	60,290	59,843
Diluted	62,522	61,591	62,295	61,250