Quarterly report pursuant to Section 13 or 15(d)

Property and equipment, net (Tables)

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Property and equipment, net (Tables)
3 Months Ended
Mar. 31, 2018
Property, Plant and Equipment [Abstract]  
Schedule of property, plant and equipment

Property and equipment, net, consisted of the following (in thousands):

 

    Useful Life     March 31,     December 31,  
Asset Class   (Years)     2018     2017  
                   
Operational equipment     3-10     $ 15,478     $ 15,457  
Lab equipment     5       685       685  
Computer equipment     3       174       174  
Office furniture and equipment     3       326       326  
Leasehold improvements     5-7       1,408       1,408  
Land           1,047       1,047  
Building     39       24,859       24,847  
Asset retirement cost     20       670       670  
Equipment under construction             6,147       4,552  
              50,794       49,166  
Less:  accumulated depreciation             (4,211 )     (3,433 )
                         
Total property and equipment, net           $ 46,583     $ 45,733