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Property and Equipment
12 Months Ended
Dec. 31, 2018
Property, Plant and Equipment [Abstract]  
Property and Equipment
4. Property and Equipment

 

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

 

   As of December 31, 
   2018   2017 
         
Computers, software, furniture and fixtures  $1,407   $1,313 
Equipment under capital lease   3,525    3,590 
Less accumulated depreciation and amortization   (2,448)   (1,576)
Property and equipment, net  $2,484   $3,327 

 

Depreciation and amortization expense was $1.0 million for each of the years ended December 31, 2018 and 2017, respectively.