Consolidated Statements of Comprehensive Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 29, 2025	Mar. 30, 2024	Mar. 29, 2025	Mar. 30, 2024
Income Statement [Abstract]
Net sales	$ 980,170	$ 966,900	$ 1,956,292	$ 1,949,507
Cost of sales	882,419	878,837	1,757,849	1,773,304
Gross profit	97,751	88,063	198,443	176,203
Selling and administrative expenses	48,960	47,555	98,109	90,537
Restructuring and other charges, net	0	11,038	4,683	11,038
Operating income	48,791	29,470	95,651	74,628
Other income (expense):
Interest expense	(3,137)	(8,293)	(6,691)	(15,910)
Interest income	871	817	2,105	1,625
Miscellaneous, net	(1,502)	(3,027)	(2,548)	(6,529)
Income before income taxes	45,023	18,967	88,517	53,814
Income tax expense	5,950	2,728	12,177	8,360
Net income	$ 39,073	$ 16,239	$ 76,340	$ 45,454
Earnings per share:
Basic (in dollars per share)	$ 1.44	$ 0.59	$ 2.82	$ 1.65
Diluted (in dollars per share)	$ 1.41	$ 0.58	$ 2.75	$ 1.62
Weighted average shares outstanding:
Basic (in shares)	27,109	27,542	27,098	27,513
Diluted (in shares)	27,662	27,929	27,726	27,982
Other comprehensive income (loss):
Derivative instrument and other fair value adjustments	$ 863	$ (1,609)	$ (15,893)	$ 6,788
Foreign currency translation adjustments	8,885	(3,645)	(8,475)	8,844
Other comprehensive income (loss)	9,748	(5,254)	(24,368)	15,632
Total comprehensive income	$ 48,821	$ 10,985	$ 51,972	$ 61,086