Note 10 Revenue and Gross Profit by Segment (Details) $ in Thousands		3 Months Ended
		Jan. 01, 2022 USD ($)	Jan. 02, 2021 USD ($)
Segment Reporting Information [Line Items]
Net sales		$ 1,757,325	$ 1,755,249
Gross profit		$ 144,489	141,235
Number of Reportable Segments		1
Operating Segments
Segment Reporting Information [Line Items]
Gross profit		$ 149,367	146,204
Operating Segments | IMS
Segment Reporting Information [Line Items]
Net sales		1,425,010	1,457,914
Gross profit		106,629	105,920
Operating Segments | CPS
Segment Reporting Information [Line Items]
Net sales		367,277	323,938
Gross profit		42,738	40,284
Intersegment revenue
Segment Reporting Information [Line Items]
Net sales		(34,962)	(26,603)
Unallocated items
Segment Reporting Information [Line Items]
Gross profit	[1]	$ (4,878)	$ (4,969)

[1] For purposes of evaluating segment performance, management excludes certain items from its measure of gross profit. These items consist of stock-based compensation expense, amortization of intangible assets, charges or credits resulting from distressed customers and litigation settlements.