Quarterly report pursuant to Section 13 or 15(d)

Mortgages Receivable (Details Textual)

v3.19.1
Mortgages Receivable (Details Textual) - USD ($)
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Dec. 31, 2018
Mortgage Loans on Real Estate, Default Interest Rate 18.00%    
Payments to Acquire Mortgage Receivable $ 12,827,043 $ 10,345,784  
Proceeds from Collection of Mortgages Receivable 8,481,663 6,034,243  
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate $ 80,878,265   $ 78,011,653
Mortgage Concentration Risk [Member]      
Concentration Risk, Percentage 10.00%    
Mortgages [Member]      
Payments to Acquire Mortgage Receivable $ 12,827,043 10,345,784  
Financing Receivables, Equal to Greater than 90 Days Past Due [Member]      
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate 4,100,000 $ 3,500,000  
Minimum [Member]      
Mortgage Loans on Real Estate, Face Amount of Mortgages $ 8,000    
Mortgage Loans on Real Estate, Interest Rate 5.00%    
Maximum [Member]      
Mortgage Loans on Real Estate, Face Amount of Mortgages $ 2,100,000    
Mortgage Loans on Real Estate, Interest Rate 13.00%