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Property, Plant and Equipment (Tables)
12 Months Ended
Feb. 22, 2018
Property, Plant and Equipment [Abstract]  
Summary of Property, Plant and Equipment

Property, plant and equipment consist of the following:

 

     Years Ended December 31,  
            2017                  2016        

Land

   $ 11,650      $ 11,115  

Buildings

     103,563        100,169  

Machinery and equipment

     317,073        297,342  

Furniture and fixtures, office equipment and software

     145,945        139,392  

Leasehold improvements

     65,293        63,431  

Construction in progress

     13,619        6,592  
  

 

 

    

 

 

 
     657,143        618,041  

Less: accumulated depreciation

     485,361        443,482  
  

 

 

    

 

 

 
   $ 171,782      $ 174,559