Note 13 Revenue and Expenses by Segment (Details) - USD ($) $ in Thousands		12 Months Ended
		Oct. 01, 2016	Oct. 03, 2015	Sep. 27, 2014
Segment Information [Line Items]
Gross profit		$ 514,282	$ 483,856	$ 488,283
Net sales		6,481,181	6,374,541	6,215,106
Depreciation and amortization		$ 111,910	100,567	97,677
Revenue percentage generated by reportable segment		80.00%
Number of reportable segments		1
Property, Plant and Equipment, Additions		$ 110,560	126,481	79,462
Operating segments
Segment Information [Line Items]
Gross profit		519,005	501,500	495,883
Depreciation and amortization		99,098	91,954	89,353
Property, Plant and Equipment, Additions		104,936	123,045	74,827
Operating segments | IMS
Segment Information [Line Items]
Revenues		5,297,740	5,157,427	4,933,714
Gross profit		397,309	366,436	339,909
Depreciation and amortization		66,036	56,428	50,933
Property, Plant and Equipment, Additions		83,084	105,755	47,103
Operating segments | CPS
Segment Information [Line Items]
Revenues		1,372,412	1,414,797	1,514,340
Gross profit		121,696	135,064	155,974
Depreciation and amortization		33,062	35,526	38,420
Property, Plant and Equipment, Additions		21,852	17,290	27,724
Segment reconciling items
Segment Information [Line Items]
Gross profit	[1]	(4,723)	(17,644)	(7,600)
Segment reconciling items | IMS
Segment Information [Line Items]
Revenues	[1]	0	0	(1,856)
Unallocated corporate items
Segment Information [Line Items]
Depreciation and amortization	[2]	12,812	8,613	8,324
Property, Plant and Equipment, Additions	[2]	5,624	3,436	4,635
Intersegment eliminations
Segment Information [Line Items]
Revenues		$ (188,971)	$ (197,683)	$ (231,092)

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

[2] Primarily related to selling, general and administration functions.