Consolidated Statements of Comprehensive Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 30, 2024	Apr. 01, 2023	Mar. 30, 2024	Apr. 01, 2023
Income Statement [Abstract]
Net sales	$ 966,900	$ 1,070,823	$ 1,949,507	$ 2,164,748
Cost of sales	878,837	967,830	1,773,304	1,960,556
Gross profit	88,063	102,993	176,203	204,192
Selling and administrative expenses	47,555	46,051	90,537	89,909
Restructuring and other charges, net	11,038	0	11,038	0
Operating income	29,470	56,942	74,628	114,283
Other income (expense):
Interest expense	(8,293)	(8,287)	(15,910)	(15,181)
Interest income	817	759	1,625	1,693
Miscellaneous, net	(3,027)	(1,612)	(6,529)	(3,556)
Income before income taxes	18,967	47,802	53,814	97,239
Income tax expense	2,728	6,958	8,360	14,205
Net income	$ 16,239	$ 40,844	$ 45,454	$ 83,034
Earnings per share:
Basic (in dollars per share)	$ 0.59	$ 1.48	$ 1.65	$ 3.00
Diluted (in dollars per share)	$ 0.58	$ 1.45	$ 1.62	$ 2.94
Weighted average shares outstanding:
Basic (in shares)	27,542	27,661	27,513	27,650
Diluted (in shares)	27,929	28,184	27,982	28,273
Other comprehensive (loss) income:
Derivative instrument and other fair value adjustments	$ (1,609)	$ 2,924	$ 6,788	$ 11,363
Foreign currency translation adjustments	(3,645)	3,152	8,844	16,929
Other comprehensive (loss) income	(5,254)	6,076	15,632	28,292
Total comprehensive income	$ 10,985	$ 46,920	$ 61,086	$ 111,326