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Property and Equipment (Tables)
12 Months Ended
Dec. 31, 2018
Property, Plant and Equipment [Abstract]  
Schedule of Property and Equipment

Property and equipment consists of the following (in thousands):

 

     December 31,  
     2018      2017  

Building

   $ 33,189      $ 33,024  

Land

     6,683        6,683  

Equipment and other

     300,981        253,453  
  

 

 

    

 

 

 
     340,853        293,160  

Accumulated depreciation

     (207,816      (169,624
  

 

 

    

 

 

 
   $ 133,037      $ 123,536