v3.26.1
Business Segment Information - Financial Information by Reportable Segment (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jul. 04, 2026
Jun. 28, 2025
Jul. 04, 2026
Jun. 28, 2025
Segment Reporting [Line Items]        
Depreciation and Amortization Expenses $ 8,554 $ 8,273 $ 16,792 $ 16,857
Capital Expenditures 3,735 3,912 6,315 8,304
Operating segments | Electronic Systems        
Segment Reporting [Line Items]        
Depreciation and Amortization Expenses 3,626 3,575 7,210 7,141
Capital Expenditures 2,176 783 3,062 3,048
Operating segments | Structural Systems        
Segment Reporting [Line Items]        
Depreciation and Amortization Expenses 4,831 4,596 9,390 9,512
Capital Expenditures 1,536 3,129 3,011 5,243
Corporate Administration        
Segment Reporting [Line Items]        
Depreciation and Amortization Expenses 97 102 192 204
Capital Expenditures $ 23 $ 0 $ 242 $ 13