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Reconciliation of Operating Income from Segments to Consolidated By Reportable Segments (Parenthetical) (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 28, 2021
Jun. 29, 2020
Jun. 28, 2021
Jun. 29, 2020
Segment Reporting Information [Line Items]        
Amortization of definite-lived intangibles $ 1,383 $ 2,767 $ 1,384 $ 2,767
Printed Circuit Board and RF&S Components        
Segment Reporting Information [Line Items]        
Amortization of definite-lived intangibles $ 1,383 $ 1,384 $ 2,767 $ 2,767