Revenues - Major Product Category (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 04, 2021	Jun. 28, 2020	Jul. 04, 2021	Jun. 28, 2020
Disaggregation of Revenue [Line Items]
Revenues	$ 601,974	$ 424,811	$ 1,138,355	$ 888,337
Enterprise Solutions
Disaggregation of Revenue [Line Items]
Revenues	267,528	203,374	493,883	415,587
Industrial Solutions
Disaggregation of Revenue [Line Items]
Revenues	334,446	221,437	644,472	472,750
Broadband & 5G
Disaggregation of Revenue [Line Items]
Revenues	124,760	110,612	229,851	206,715
Broadband & 5G | Enterprise Solutions
Disaggregation of Revenue [Line Items]
Revenues	124,760	110,612	229,851	206,715
Broadband & 5G | Industrial Solutions
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Cyber-security
Disaggregation of Revenue [Line Items]
Revenues	26,120	25,726	53,825	51,445
Cyber-security | Enterprise Solutions
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Cyber-security | Industrial Solutions
Disaggregation of Revenue [Line Items]
Revenues	26,120	25,726	53,825	51,445
Industrial Automation
Disaggregation of Revenue [Line Items]
Revenues	308,326	195,711	590,647	421,305
Industrial Automation | Enterprise Solutions
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Industrial Automation | Industrial Solutions
Disaggregation of Revenue [Line Items]
Revenues	308,326	195,711	590,647	421,305
Smart Buildings
Disaggregation of Revenue [Line Items]
Revenues	142,768	92,762	264,032	208,872
Smart Buildings | Enterprise Solutions
Disaggregation of Revenue [Line Items]
Revenues	142,768	92,762	264,032	208,872
Smart Buildings | Industrial Solutions
Disaggregation of Revenue [Line Items]
Revenues	$ 0	$ 0	$ 0	$ 0