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Inventories (Tables)
3 Months Ended
Apr. 01, 2017
Inventory Disclosure [Abstract]  
Inventories by Major Classification

Inventories by major classification are as follows:

 

     April 1,      December 31,  
     2017      2016  

Finished goods

   $ 128,470      $ 115,312  

Raw materials

     52,958        53,364  

Work in process

     2,611        2,810  

Reserves for excess and obsolete inventory

     (4,319      (5,860
  

 

 

    

 

 

 
   $ 179,720      $ 165,626