Condensed Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Apr. 03, 2021	Mar. 28, 2020	Apr. 03, 2021	Mar. 28, 2020
Net sales	$ 1,699,677	$ 1,590,550	$ 3,454,926	$ 3,430,721
Cost of sales	1,556,579	1,483,129	3,170,593	3,188,418
Gross profit	143,098	107,421	284,333	242,303
Operating expenses:
Selling, general and administrative	61,142	62,257	120,109	125,408
Research and development	5,353	5,767	10,158	10,967
Restructuring and other	11,880	15,028	13,784	24,378
Total operating expenses	78,375	83,052	144,051	160,753
Operating income	64,723	24,369	140,282	81,550
Interest income	244	418	474	728
Interest expense	(4,880)	(6,040)	(9,834)	(11,917)
Other income (expense), net	6,143	(7,660)	8,010	(6,342)
Interest and other, net	1,507	(13,282)	(1,350)	(17,531)
Income before income taxes	66,230	11,087	138,932	64,019
Provision for income taxes	19,193	6,205	43,874	20,792
Net income	$ 47,037	$ 4,882	$ 95,058	$ 43,227
Net income per share:
Basic	$ 0.72	$ 0.07	$ 1.46	$ 0.61
Diluted	$ 0.70	$ 0.07	$ 1.42	$ 0.60
Weighted average shares used in computing per share amounts:
Basic	65,249	70,584	65,244	70,377
Diluted	66,957	72,245	66,887	72,429