Consolidated Statements of Cash Flows - USD ($)	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Cash flows from operating activities:
Net income	$ 8,340,918	$ 6,298,651
Adjustments to reconcile net income to net cash provided by operating activities:
Accretion of commercial mortgage loans held-for-investment discounts	(1,196)	(125,098)
Amortization of commercial mortgage loans held-for-investment premiums	10,687	50,522
Accretion of deferred loan fees	(129,300)	0
Amortization of deferred offering costs	(28,236)	(85,867)
Amortization of deferred financing costs	1,377,153	1,372,887
Provision for credit losses, net	375,399	351,914
Unrealized loss (gain) on mortgage servicing rights	48,923	(228,598)
Restricted stock compensation expense	6,194	9,114
Net change in:
Accrued interest receivable	(67,811)	388,565
Other assets	(374,179)	(262,488)
Accrued interest payable	181,405	404,480
Fees and expenses payable to Manager	53,917	(78,327)
Other liabilities	293,818	199,679
Net cash provided by operating activities	10,087,692	8,295,434
Cash flows from investing activities:
Purchase of commercial mortgage loans held-for-investment	(72,630,053)	(222,142,167)
Principal payments from commercial mortgage loans held-for-investment	123,583,470	171,007,115
Net cash provided by (used in) investing activities	50,953,417	(51,135,052)
Cash flows from financing activities:
Proceeds from issuance of common stock	0	81,136,045
Payment of deferred financing costs	0	(119,375)
Dividends paid on common stock	(6,267,738)	(5,378,818)
Dividends paid on preferred stock	(2,370,000)	(2,370,000)
Net cash (used in) provided by financing activities	(8,637,738)	73,267,852
Net increase in cash, cash equivalents and restricted cash	52,403,371	30,428,234
Cash, cash equivalents and restricted cash, beginning of period	47,366,365	18,279,052
Cash, cash equivalents and restricted cash, end of period	99,769,736	48,707,286
Supplemental disclosure of cash flow information
Cash paid for interest	27,538,470	9,371,614
Non-cash investing and financing activities information
Dividends declared but not paid at end of period	$ 4,315,119	$ 4,131,369