REVENUE AND GROSS PROFIT BY SEGMENT (Details) - USD ($) $ in Thousands		12 Months Ended
		Sep. 28, 2024	Sep. 30, 2023	Oct. 01, 2022
Segment Information [Line Items]
Net sales		$ 7,568,328	$ 8,935,048	$ 7,919,622
Gross profit		640,429	743,211	622,206
Depreciation and amortization		122,418	118,237	108,783
Property, Plant and Equipment, Additions		104,323	174,387	156,279
Operating segments
Segment Information [Line Items]
Gross profit		660,558	763,166	638,115
Depreciation and amortization		118,085	113,856	103,975
Property, Plant and Equipment, Additions		98,836	167,138	150,629
Operating segments | IMS
Segment Information [Line Items]
Net sales		6,072,053	7,328,651	6,413,606
Gross profit		456,610	561,166	462,606
Depreciation and amortization		81,880	79,508	73,914
Property, Plant and Equipment, Additions		57,933	114,036	94,636
Operating segments | CPS
Segment Information [Line Items]
Net sales		1,598,397	1,747,854	1,655,183
Gross profit		203,948	202,000	175,509
Depreciation and amortization		36,205	34,348	30,061
Property, Plant and Equipment, Additions		40,903	53,102	55,993
Unallocated corporate items
Segment Information [Line Items]
Gross profit	[1]	(20,129)	(19,955)	(15,909)
Depreciation and amortization	[2]	4,333	4,381	4,808
Property, Plant and Equipment, Additions	[2]	5,487	7,249	5,650
Intersegment eliminations
Segment Information [Line Items]
Net sales		$ (102,122)	$ (141,457)	$ (149,167)

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

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