Summary of Restructuring Costs (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jan. 03, 2022	Dec. 28, 2020	Dec. 30, 2019
Reportable Segment:
Restructuring charges	$ 4,245	$ 16,764	$ 5,380
General and administrative
Reportable Segment:
Restructuring charges	4,245	16,764	5,380
General and administrative | Employee Separation/ Severance
Reportable Segment:
Restructuring charges	919	15,270	5,350
General and administrative | Contract Termination and Other Costs
Reportable Segment:
Restructuring charges	3,326	1,494	30
General and administrative | Reportable Segment | Printed Circuit Board
Reportable Segment:
Restructuring charges	626	14	5,218
General and administrative | Reportable Segment | RF&S Components
Reportable Segment:
Restructuring charges			52
General and administrative | Reportable Segment | Employee Separation/ Severance | Printed Circuit Board
Reportable Segment:
Restructuring charges	504		5,218
General and administrative | Reportable Segment | Employee Separation/ Severance | RF&S Components
Reportable Segment:
Restructuring charges			52
General and administrative | Reportable Segment | Contract Termination and Other Costs | Printed Circuit Board
Reportable Segment:
Restructuring charges	122	14
General and administrative | Corporate and Other
Reportable Segment:
Restructuring charges	3,619	16,750	110
General and administrative | Corporate and Other | Employee Separation/ Severance
Reportable Segment:
Restructuring charges	415	15,270	80
General and administrative | Corporate and Other | Contract Termination and Other Costs
Reportable Segment:
Restructuring charges	$ 3,204	$ 1,480	$ 30