Quarterly report pursuant to Section 13 or 15(d)

Segment Information - Summary of Segment Reporting Information (Details)

v3.22.2
Segment Information - Summary of Segment Reporting Information (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jul. 02, 2022
Jul. 03, 2021
Jul. 02, 2022
Jul. 03, 2021
Dec. 31, 2021
Segment Reporting Information          
Sales $ 129,127 $ 111,158 $ 245,303 $ 217,015  
Segment Measure of Operating (Loss) Profit and Margins          
Total Operating Loss (8,396) (5,920) (12,563) (15,432)  
Deductions from Segment Measure of Operating Loss          
Net Gain on Sale of Business 0 0 (11,284) 0  
Interest Expense, Net of Interest Income 1,662 1,699 3,293 3,457  
Loss Before Income Taxes (10,349) (8,166) (5,325) (19,970)  
Total Assets 582,281   582,281   $ 609,138
Aerospace          
Segment Reporting Information          
Sales 109,290 89,220 210,684 170,636  
Test Systems          
Segment Reporting Information          
Sales 19,837 21,938 34,619 46,379  
Operating Segments          
Segment Measure of Operating (Loss) Profit and Margins          
Total Operating Loss $ (3,302) $ (3,652) $ (2,039) $ (8,026)  
Operating margins, percentage (2.60%) (3.30%) (0.80%) (3.70%)  
Operating Segments | Aerospace          
Segment Reporting Information          
Sales $ 109,300 $ 89,220 $ 210,694 $ 170,650  
Segment Measure of Operating (Loss) Profit and Margins          
Total Operating Loss $ (3,276) $ (2,706) $ (226) $ (8,269)  
Operating margins, percentage (3.00%) (3.00%) (0.10%) (4.80%)  
Deductions from Segment Measure of Operating Loss          
Total Assets $ 463,715   $ 463,715   458,334
Operating Segments | Test Systems          
Segment Reporting Information          
Sales 19,840 $ 21,938 34,638 $ 46,683  
Segment Measure of Operating (Loss) Profit and Margins          
Total Operating Loss $ (26) $ (946) $ (1,813) $ 243  
Operating margins, percentage (0.10%) (4.30%) (5.20%) 0.50%  
Deductions from Segment Measure of Operating Loss          
Total Assets $ 100,224   $ 100,224   105,335
Less Inter-segment Sales | Aerospace          
Segment Reporting Information          
Sales (10) $ 0 (10) $ (14)  
Less Inter-segment Sales | Test Systems          
Segment Reporting Information          
Sales (3) 0 (19) (304)  
Corporate Expenses and Other          
Deductions from Segment Measure of Operating Loss          
Corporate Expenses and Other 5,385 $ 2,815 11,277 $ 8,487  
Total Assets $ 18,342   $ 18,342   $ 45,469