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Property, Plant and Equipment
12 Months Ended
Feb. 22, 2018
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment
9)

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  
  

 

 

    

 

 

 

Depreciation of property, plant and equipment totaled $36,813, $30,245 and $15,339 for the years ended 2017, 2016 and 2015, respectively.