Note 9 Revenue and Gross Profit by Segment (Details) $ in Thousands		3 Months Ended		9 Months Ended
		Jul. 01, 2017 USD ($)	Jul. 02, 2016 USD ($)	Jul. 01, 2017 USD ($)	Jul. 02, 2016 USD ($)
Segment Reporting Information [Line Items]
Net sales		$ 1,711,377	$ 1,669,474	$ 5,113,616	$ 4,815,362
Gross profit		130,688	126,661	$ 396,060	387,011
Number of Reportable Segments				1
Operating Segments
Segment Reporting Information [Line Items]
Gross profit		133,070	129,405	$ 405,143	387,404
Operating Segments | IMS
Segment Reporting Information [Line Items]
Net sales		1,408,442	1,372,551	4,205,149	3,926,323
Gross profit		106,841	99,467	310,122	291,917
Operating Segments | CPS
Segment Reporting Information [Line Items]
Net sales		356,998	341,812	1,057,709	1,030,797
Gross profit		26,229	29,938	95,021	95,487
Intersegment Eliminations
Segment Reporting Information [Line Items]
Net sales		(54,063)	(44,889)	(149,242)	(141,758)
Unallocated items (1)
Segment Reporting Information [Line Items]
Gross profit	[1]	$ (2,382)	$ (2,744)	$ (9,083)	$ (393)

[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 acquisition-related items