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Property and Equipment, Net (Tables)
12 Months Ended
Dec. 31, 2017
Property, Plant and Equipment [Abstract]  
Schedule of Property and Equipment

Property and equipment consists of the following as of December 31, 2017 and 2016:

 

    2017     2016  
             
Real estate:                
Land   $ 380     $ 380  
Buildings     4,012       4,012  
Land improvements     641       641  
Administrative assets:                
Computers and software     368       368  
Office furniture and equipment     222       222  
Vehicles and other     11       51  
                 
Total     5,634       5,674  
Less accumulated depreciation     (3,917 )     (3,810 )
                 
Property and equipment, net   $ 1,717     $ 1,864