Note 10 Segment Reporting by Geographic Segment (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2018 USD ($)	Jul. 01, 2017 USD ($)	Jun. 30, 2018 USD ($)	Jul. 01, 2017 USD ($)
Revenue from External Customer [Line Items]
Net sales	$ 1,813,366	$ 1,711,377	$ 5,233,795	$ 5,113,616
Percentage of net sales represented by ten largest customers	52.00%	53.00%	53.00%	53.00%
Number of customers representing 10% or more of net sales	1	2	1	2
United States
Revenue from External Customer [Line Items]
Net sales	$ 344,149	$ 313,123	$ 980,294	$ 916,513
Mexico
Revenue from External Customer [Line Items]
Net sales	529,864	479,058	1,513,858	1,422,790
China
Revenue from External Customer [Line Items]
Net sales	305,350	353,372	886,355	988,851
Malaysia
Revenue from External Customer [Line Items]
Net sales	161,478	170,133	497,828	575,791
Other international
Revenue from External Customer [Line Items]
Net sales	$ 472,525	$ 395,691	$ 1,355,460	$ 1,209,671