v3.26.1
Segment Information - Segment Reporting Information, by Segment (Details) - USD ($)
$ in Thousands
3 Months Ended 15 Months Ended 39 Months Ended
Mar. 28, 2026
Dec. 27, 2025
Mar. 29, 2025
Mar. 28, 2026
Mar. 28, 2026
Segment Reporting Information          
Net sales $ 656,969   $ 554,307    
Other segment expenses 541,826   475,550    
Segment operating income 101,165   70,150    
Interest expense 6,977   8,875    
Foreign exchange (gain) loss (2,413)   4,843    
Other income, net (130)   (3,515)    
Income before income taxes 96,731   59,947    
Restructuring charges 7,422   8,883    
Impairment     136    
Basler Electric          
Segment Reporting Information          
Acquisition related costs 500     $ 3,000  
Inventory adjustment (2,600) $ 6,400      
Dortmund Fab          
Segment Reporting Information          
Acquisition related costs     0   $ 3,500
Inventory adjustment     500    
Operating Income (Loss)          
Segment Reporting Information          
Acquisition related costs 1,200   100    
Operating Segments          
Segment Reporting Information          
Segment operating income 115,143   78,757    
Other          
Segment Reporting Information          
Segment operating income (13,978)   (8,607)    
Electronics          
Segment Reporting Information          
Net sales 362,775   307,249    
Other segment expenses 292,496   260,483    
Restructuring charges 5,005   5,315    
Impairment     136    
Electronics | Operating Segments          
Segment Reporting Information          
Net sales 362,775   307,249    
Segment operating income 70,279   46,766    
Transportation          
Segment Reporting Information          
Net sales 170,381   161,862    
Other segment expenses 146,278   142,945    
Restructuring charges 2,045   3,155    
Impairment     0    
Transportation | Operating Segments          
Segment Reporting Information          
Net sales 170,381   161,862    
Segment operating income 24,103   18,917    
Industrial          
Segment Reporting Information          
Net sales 123,813   85,196    
Other segment expenses 103,052   72,122    
Restructuring charges 372   413    
Impairment     0    
Industrial | Operating Segments          
Segment Reporting Information          
Net sales 123,813   85,196    
Segment operating income $ 20,761   $ 13,074