Consolidated Statements Of Earnings - USD ($) $ in Thousands	12 Months Ended
	Oct. 02, 2021	Oct. 03, 2020	Sep. 28, 2019
Income Statement [Abstract]
Net sales	$ 2,851,993	$ 2,884,554	$ 2,904,663
Cost of sales	2,076,270	2,118,150	2,088,831
Inventory write-down	0	22,708	0
Gross profit	775,723	743,696	815,832
Research and development	125,528	110,865	126,453
Selling, general and administrative	412,028	397,947	404,653
Interest	33,892	38,897	39,269
Long-lived asset impairment	1,500	37,839	0
Restructuring	0	10,700	0
Pension settlement	0	121,324	0
Other	(999)	20,707	18,505
Earnings before income taxes	203,774	5,417	226,952
Income Taxes (Benefit)	46,554	(3,788)	52,404
Net earnings	$ 157,220	$ 9,205	$ 174,548
Net earnings per share
Basic	$ 4.90	$ 0.28	$ 5.01
Diluted	$ 4.87	$ 0.28	$ 4.96
Average common shares outstanding
Basic	32,112,589	33,257,684	34,854,614
Diluted	32,297,956	33,437,801	35,178,968