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Property, Plant and Equipment
12 Months Ended
Dec. 31, 2017
Property, Plant and Equipment
8. Property, Plant and Equipment

Property, plant and equipment consist of the following (in thousands):

 

     December 31, 2017      December 31, 2016  

Land

   $ 1,023      $ —    

Buildings

     764        —    

Leasehold improvements

     15,673        14,592  

Equipment

     21,904        15,214  

Furniture and fixtures

     4,272        3,218  

Construction in progress

     2,581        1,264  
  

 

 

    

 

 

 

Total property, plant and equipment

     46,217        34,288  

Less: accumulated depreciation

     (23,800      (19,332
  

 

 

    

 

 

 

Property, plant and equipment, net

   $ 22,417      $ 14,956  
  

 

 

    

 

 

 

 

Depreciation expense totaled approximately $4,237,000, $3,269,000 and $2,996,000 in the fiscal years ended December 31, 2017, 2016 and 2015, respectively.