DISAGGREGATION OF REVENUE (Details) - USD ($) $ in Thousands		12 Months Ended
		Sep. 27, 2025	Sep. 28, 2024	Sep. 30, 2023
Disaggregation of Revenue [Line Items]
Net sales		$ 8,128,382	$ 7,568,328	$ 8,935,048
Percentage of Net Sales Represented by Ten Largest Customers		52.00%	47.00%	48.00%
Customer Concentration Risk | Revenue Benchmark [Member] | Significant Customer
Disaggregation of Revenue [Line Items]
Concentration Risk, Percentage	[1]	10.10%	10.10%	13.20%
Americas
Disaggregation of Revenue [Line Items]
Net sales	[2]	$ 4,650,934	$ 3,962,652	$ 4,426,690
Asia Pacific
Disaggregation of Revenue [Line Items]
Net sales	[3]	2,611,053	2,558,073	3,187,017
EMEA
Disaggregation of Revenue [Line Items]
Net sales		$ 866,395	$ 1,047,603	$ 1,321,341
Mexico
Disaggregation of Revenue [Line Items]
Percentage of Net Sales to Americas Net Sales		67.00%	63.00%	65.00%
United States
Disaggregation of Revenue [Line Items]
Percentage of Net Sales to Americas Net Sales		30.00%	35.00%	32.00%
Malaysia
Disaggregation of Revenue [Line Items]
Percentage of Net Sales to APAC Net Sales		24.00%	30.00%	26.00%
Communications Networks and Cloud Infrastructure[Member]
Disaggregation of Revenue [Line Items]
Net sales		$ 3,105,448	$ 2,652,448	$ 3,546,171
Industrial, Medical, Defense and Aerospace and Automotive [Member]
Disaggregation of Revenue [Line Items]
Net sales		5,022,934	4,915,880	5,388,877
IMS Third Party Revenue [Member]
Disaggregation of Revenue [Line Items]
Net sales		6,512,891	6,033,867	7,289,037
CPS Third Party Revenue [Member]
Disaggregation of Revenue [Line Items]
Net sales		1,615,491	1,534,461	1,646,011
Reportable Segment - IMS [Member] | Operating segments
Disaggregation of Revenue [Line Items]
Net sales		$ 6,556,736	$ 6,072,053	$ 7,328,651

[1] Primarily from IMS business.

[2] Mexico represents 67%, 63% and 65% of Americas revenue for the years ended September 27, 2025, September 28, 2024 and September 30, 2023, respectively. The U.S. represents 30%, 35% and 32% of Americas revenue for the years ended September 27, 2025, September 28, 2024 and September 30, 2023, respectively.

[3] Malaysia represents 24%, 30% and 26% of APAC revenue for the years ended September 27, 2025, September 28, 2024 and September 30, 2023, respectively