Quarterly report pursuant to Section 13 or 15(d)

Revenue - Revenue Disaggregated by Market (Details)

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Revenue - Revenue Disaggregated by Market (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 30, 2024
Apr. 01, 2023
Disaggregation of Revenue [Line Items]    
Sales $ 185,074 $ 156,538
Aerospace Segment    
Disaggregation of Revenue [Line Items]    
Sales 163,638 135,597
Aerospace Segment | Commercial Transport    
Disaggregation of Revenue [Line Items]    
Sales 121,430 94,213
Aerospace Segment | Military Aircraft    
Disaggregation of Revenue [Line Items]    
Sales 17,079 14,064
Aerospace Segment | General Aviation    
Disaggregation of Revenue [Line Items]    
Sales 19,551 19,448
Aerospace Segment | Other    
Disaggregation of Revenue [Line Items]    
Sales 5,578 7,872
Test Systems Segment    
Disaggregation of Revenue [Line Items]    
Sales 21,436 20,941
Test Systems Segment | Government & Defense    
Disaggregation of Revenue [Line Items]    
Sales $ 21,436 $ 20,941