v3.10.0.1
REAL ESTATE INVESTMENTS (Details 4) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Dec. 31, 2017
Real Estate Investments, Net $ 180,595,742   $ 180,595,742   $ 149,759,638
Revenues 4,383,966 $ 1,729,042 7,841,944 $ 2,589,241  
AvAir, AZ [Member]          
Revenues $ 653,374   $ 1,289,146    
Concentration Risk, Percentage 14.90%   16.40%    
AvAir, Chandler, AZ [Member]          
Real Estate Investments, Net $ 26,981,945   $ 26,981,945    
Concentration Risk, Percentage     14.20%    
3M, DeKalb, IL [Member]          
Revenues $ 506,229   $ 0    
Concentration Risk, Percentage 11.50%   0.00%