Revenue From Contracts with Customers - Schedule of Disaggregation of Revenue (Details) $ in Thousands	3 Months Ended
	Dec. 29, 2018 USD ($)
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	$ 804,277
Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	765,544
Elimination of inter-segment sales
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	38,733
Healthcare/Life Sciences | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	300,578
Industrial/Commercial | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	219,142
Communications | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	123,359
Aerospace/Defense | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	122,465
AMER
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	353,867
AMER | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	352,320
AMER | Elimination of inter-segment sales
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	1,547
AMER | Healthcare/Life Sciences | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	115,765
AMER | Industrial/Commercial | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	83,718
AMER | Communications | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	90,464
AMER | Aerospace/Defense | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	62,373
APAC
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	378,112
APAC | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	341,446
APAC | Elimination of inter-segment sales
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	36,666
APAC | Healthcare/Life Sciences | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	152,106
APAC | Industrial/Commercial | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	116,271
APAC | Communications | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	30,975
APAC | Aerospace/Defense | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	42,094
EMEA
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	72,298
EMEA | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	71,778
EMEA | Elimination of inter-segment sales
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	520
EMEA | Healthcare/Life Sciences | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	32,707
EMEA | Industrial/Commercial | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	19,153
EMEA | Communications | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	1,920
EMEA | Aerospace/Defense | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	$ 17,998