Quarterly report [Sections 13 or 15(d)]

Segment Information - Schedule of Segment Reporting Information (Details)

v3.25.2
Segment Information - Schedule of Segment Reporting Information (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 28, 2025
Jun. 29, 2024
Jun. 28, 2025
Jun. 29, 2024
Segment Reporting Information        
Sales $ 204,678 $ 198,114 $ 410,614 $ 383,188
Cost of Products Sold 151,851 142,546 296,938 280,106
Operating Income (Loss) 4,758 7,550 17,895 9,216
Deductions from Segment Measure of Operating Profit:        
Interest Expense, Net of Interest Income 3,097 5,856 6,247 11,615
Income (Loss) Before Income Taxes 1,851 1,259 12,025 (3,270)
Aerospace        
Segment Reporting Information        
Sales 193,626 176,943 385,001 340,581
Test Systems Segment        
Segment Reporting Information        
Sales 11,052 21,171 25,613 42,607
Operating Segments, Excluding Intersegment Elimination | Aerospace        
Segment Reporting Information        
Sales 193,647 176,948 385,035 340,623
Operating Segments, Excluding Intersegment Elimination | Test Systems Segment        
Segment Reporting Information        
Sales 11,341 21,171 25,933 42,607
Less Inter-segment Sales | Aerospace        
Segment Reporting Information        
Sales (21) (5) (34) (42)
Less Inter-segment Sales | Test Systems Segment        
Segment Reporting Information        
Sales (289) 0 (320) 0
Operating Segments        
Segment Reporting Information        
Operating Income (Loss) $ 11,329 $ 13,944 $ 31,370 $ 22,962
Operating Margins 5.50% 7.00% 7.60% 6.00%
Operating Segments | Aerospace        
Segment Reporting Information        
Sales $ 193,626 $ 176,943 $ 385,001 $ 340,581
Cost of Products Sold $ 138,735 $ 122,924 $ 271,627 $ 242,181
Cost of Products Sold Margins 71.70% 69.50% 70.60% 71.10%
Other Segment Items $ 36,852 $ 34,739 $ 73,071 $ 67,023
Operating Income (Loss) $ 18,039 $ 19,280 $ 40,303 $ 31,377
Operating Margins 9.30% 10.90% 10.50% 9.20%
Operating Segments | Test Systems Segment        
Segment Reporting Information        
Sales $ 11,052 $ 21,171 $ 25,613 $ 42,607
Cost of Products Sold $ 13,116 $ 19,622 $ 25,311 $ 37,925
Cost of Products Sold Margins 118.70% 92.70% 98.80% 89.00%
Other Segment Items $ 4,646 $ 6,885 $ 9,235 $ 13,097
Operating Income (Loss) $ (6,710) $ (5,336) $ (8,933) $ (8,415)
Operating Margins (60.70%) (25.20%) (34.90%) (19.80%)
Corporate Expenses and Other        
Deductions from Segment Measure of Operating Profit:        
Corporate Expenses and Other $ 6,381 $ 6,829 $ 13,098 $ 14,617