Quarterly report pursuant to Section 13 or 15(d)

Revenue - Disaggregated by Product Lines (Details)

v3.22.2
Revenue - Disaggregated by Product Lines (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jul. 02, 2022
Jul. 03, 2021
Jul. 02, 2022
Jul. 03, 2021
Disaggregation of Revenue [Line Items]        
Sales $ 129,127 $ 111,158 $ 245,303 $ 217,015
Aerospace        
Disaggregation of Revenue [Line Items]        
Sales 109,290 89,220 210,684 170,636
Aerospace | Electrical Power & Motion        
Disaggregation of Revenue [Line Items]        
Sales 42,135 34,748 86,602 64,092
Aerospace | Lighting & Safety        
Disaggregation of Revenue [Line Items]        
Sales 31,388 24,368 60,599 51,468
Aerospace | Avionics        
Disaggregation of Revenue [Line Items]        
Sales 24,406 18,021 43,281 32,864
Aerospace | Systems Certification        
Disaggregation of Revenue [Line Items]        
Sales 1,669 960 2,671 1,838
Aerospace | Structures        
Disaggregation of Revenue [Line Items]        
Sales 1,672 1,491 3,049 2,544
Aerospace | Other        
Disaggregation of Revenue [Line Items]        
Sales 8,020 9,632 14,482 17,830
Test Systems        
Disaggregation of Revenue [Line Items]        
Sales $ 19,837 $ 21,938 $ 34,619 $ 46,379