Condensed Consolidated Statements of Earnings - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2023	Mar. 31, 2022
Income Statement [Abstract]
Net sales	$ 718,214	$ 586,839	$ 1,336,833	$ 1,128,425
Costs and expenses:
Cost of goods sold	559,149	453,425	1,051,812	872,576
Selling, general and administrative expenses	75,578	44,124	138,765	106,430
Research and development costs	37,777	32,384	66,411	57,776
Restructuring charges	5,172		5,172
Interest expense	12,845	8,197	23,987	16,503
Interest income	(508)	(500)	(874)	(1,141)
Other (income) expense, net	(12,040)	(4,887)	(20,430)	(15,561)
Total costs and expenses	677,973	532,743	1,264,843	1,036,583
Earnings before income taxes	40,241	54,096	71,990	91,842
Income tax expense	4,730	6,190	6,873	13,631
Net earnings	$ 35,511	$ 47,906	$ 65,117	$ 78,211
Earnings per share:
Basic earnings per share	$ 0.59	$ 0.77	$ 1.09	$ 1.24
Diluted earnings per share	$ 0.58	$ 0.74	$ 1.07	$ 1.21
Weighted Average Common Shares Outstanding:
Basic	59,807	62,550	59,736	62,825
Diluted	61,227	64,618	61,083	64,863