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14. Property, Plant and Equipment (Tables)
12 Months Ended
Dec. 31, 2018
Property, Plant and Equipment [Abstract]  
Schedule of property, plant and equipment

Property, plant and equipment consisted of the following:

 

    December 31,     December 31,  
    2018     2017  
Photovoltaic solar systems   $ 24,375     $ 25,561  
Furniture, fixtures and equipment     517       521  
Automobile     489       541  
Computers     1,177       1,180  
Leasehold improvements     188       110  
      26,746       27,913  
Less: accumulated depreciation     (5,505 )     (4,430 )
      21,241       23,483  
Less: impairment     (91 )     (91 )
    $ 21,150     $ 23,392