Note 4 Disaggregation of Revenue (Details) $ in Thousands		12 Months Ended
		Oct. 03, 2020 USD ($)	Sep. 28, 2019 USD ($)		Sep. 29, 2018 USD ($)
Disaggregation of Revenue [Line Items]
Net sales		$ 6,960,370	$ 8,233,859		$ 7,110,130
Percent of Net Sales Transferred Over Time		95.00%
Raw Materials as a percentage of total Inventory		99.00%
Gross profit		$ 525,707	591,938		463,783
Number of Other Operating Segment Excluding DAS		10
Operating segments
Disaggregation of Revenue [Line Items]
Gross profit		$ 538,482	600,389		470,196
Americas
Disaggregation of Revenue [Line Items]
Net sales	[1]	3,450,527	4,194,652		3,600,967
EMEA
Disaggregation of Revenue [Line Items]
Net sales		995,838	1,051,192		841,961
Asia Pacific
Disaggregation of Revenue [Line Items]
Net sales		$ 2,514,005	2,988,015		2,667,202
Mexico
Disaggregation of Revenue [Line Items]
Percentage of Net Sales to Americas Net Sales		60.00%
UNITED STATES
Disaggregation of Revenue [Line Items]
Percentage of Net Sales to Americas Net Sales		35.00%
Communications Networks [Member]
Disaggregation of Revenue [Line Items]
Net sales		$ 2,323,712	2,906,575		2,684,609
Industrial, Medical, Automotive and Defense [Member]
Disaggregation of Revenue [Line Items]
Net sales		4,127,720	4,572,006		3,681,788
Cloud Solutions [Member]
Disaggregation of Revenue [Line Items]
Net sales		508,938	755,278		743,733
IMS Third Party Revenue [Member]
Disaggregation of Revenue [Line Items]
Net sales		5,699,751	6,858,676		5,814,591
CPS Third Party Revenue [Member]
Disaggregation of Revenue [Line Items]
Net sales		1,260,619	1,375,183		1,295,539
CPS | Operating segments
Disaggregation of Revenue [Line Items]
Net sales		1,365,712	1,555,117		1,458,754
Gross profit		$ 156,844	$ 156,221	[2]	$ 117,835

[1] Mexico represents approximately 60% of the Americas revenue and the U.S. represents approximately 35%.

[2] During the fourth quarter of 2018, the Company recorded a $12.5 million pre-tax adjustment to correct errors that occurred from 2016 through the third quarter of 2018 with respect to the accounting for certain long-term contracts in one of the Company’s CPS divisions. These errors are immaterial to all prior periods. The impact of this out-of-period adjustment on the full year fiscal 2018 was $11 million which is also immaterial to 2018.