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Business (Details) - USD ($)	3 Months Ended
Business (Details) - USD ($)	Mar. 31, 2020	Mar. 02, 2020	Dec. 31, 2019
Investment Company, Financial Highlights [Line Items]
Loans Held for Investment	$ 402,969,513		$ 378,612,768
Cash		$ 25,500,000
Equity Method Investment, Ownership Percentage	90.00%
Operations Commenced Date	Jan. 01, 2016
Common Stock, Shares, Issued	19,700,151	4,574,470.35	15,125,681
Participating Mortgage Loans, Participation Liabilities, Amount	$ 67,700,000	$ 49,800,000	$ 103,200,000
Minimum
Investment Company, Financial Highlights [Line Items]
Loans Held for Investment	10,000,000
Maximum
Investment Company, Financial Highlights [Line Items]
Loans Held for Investment	$ 50,000,000
Partnership interest
Investment Company, Financial Highlights [Line Items]
Equity Method Investment, Ownership Percentage	86.40%