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Business (Details) - USD ($)	9 Months Ended
Business (Details) - USD ($)	Sep. 30, 2021	Dec. 31, 2020	Mar. 02, 2020
Investment Company, Financial Highlights [Line Items]
Loans held for investment	$ 480,462,652	$ 422,280,515
Cash			$ 25,500,000
Operations Commenced Date	Jan. 01, 2016
Common Stock, Shares, Issued	19,487,460	19,487,460	4,574,470.35
Participating Mortgage Loans, Participation Liabilities, Amount			$ 49,800,000
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	87.40%