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3) Investments (Details) - USD ($)
6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Dec. 31, 2018
Details      
Average market value over amortized cost 97.50%   96.20%
Other than Temporary Impairment, Credit Losses Recognized in Earnings, Period Increase (Decrease) $ 0 $ 0  
Impairment losses on commercial real estate held for investment $ 1,867,197 $ 0