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4. Property, Plant and Equipment, net
6 Months Ended
Jun. 30, 2019
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment, net

Note 4 – Property, Plant and Equipment, net

 

Property, plant and equipment consisted of the following:

 

   June 30,
2019
   December 31,
2018
 
Land  $1,747   $1,747 
Buildings and improvements   17,566    17,520 
Machinery and equipment   29,830    29,692 
Vehicles   806    937 
Office equipment   850    838 
Construction in process   583    546 
    51,382    51,280 
Less accumulated depreciation   (28,017)   (26,707)
Total property, plant and equipment, net  $23,365   $24,573