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Property, Plant and Equipment
 12 Months Ended
Dec. 31, 2016
Property, Plant and Equipment
8. Property, Plant and Equipment

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

 

     December 31, 2016      December 31, 2015  

Leasehold improvements

    $ 14,592      $ 13,306  

Equipment

      15,214        13,758  

Furniture and fixtures

      3,218        2,808  

Construction in progress

      1,264        425  
  

 

 

     

 

 

  

Total property, plant and equipment

      34,288        30,297  

Less: accumulated depreciation

      (19,332 )       (16,496 ) 
  

 

 

     

 

 

  

Property, plant and equipment, net

    $ 14,956      $ 13,801  
  

 

 

     

 

 

  

Depreciation expense totaled approximately $3,269,000, $2,996,000 and $2,594,000 in the fiscal years ended December 31, 2016, 2015 and 2014, respectively.