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Inventories (Tables)
6 Months Ended
Jul. 03, 2021
Inventory Disclosure [Abstract]  
Summary of Inventories
Inventories are stated at the lower of average cost or net realizable value and consist of the following:
 
    
July 3,
2021
    
January 2,
2021
 
    
(In thousands)
 
Raw materials
   $ 11,007      $ 9,999  
Work-in-progress
     5,046        4,832  
Finished goods
     4,471        6,858  
    
 
 
    
 
 
 
     $ 20,524      $ 21,689