USE OF SPECIAL PURPOSE ENTITIES AND VARIABLE INTEREST ENTITIES - Condensed Consolidated Balance Sheets (Details) - USD ($)		Sep. 30, 2022		Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021		Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020
Variable Interest Entity [Line Items]
Cash, cash equivalents and restricted cash		$ 76,707,411				$ 18,279,052		$ 192,146,567			$ 69,375,356
Accrued interest receivable	[1]	4,259,025				3,977,752
Investment related receivable	[1]	601,972				22,400,000
Total assets	[1]	1,128,666,950				1,048,923,353
Accrued interest payable	[1]	1,662,145				704,055
Collateralized loan obligations	[1]	828,673,313				826,782,543
Total liabilities	[1]	883,400,441				879,547,853
Equity		245,266,509	[1]	$ 248,096,064	$ 249,080,843	169,375,500	[1]	$ 169,161,542	$ 170,237,010	$ 114,266,068	$ 113,703,152
Total liabilities and equity	[1]	1,128,666,950				1,048,923,353
LFT CRE 2021-FL1, Ltd.
Variable Interest Entity [Line Items]
Cash, cash equivalents and restricted cash		28,222,095				3,530,006
Accrued interest receivable		3,912,849				3,941,695
Investment related receivable		0				22,400,000
Loans held for investment, net of allowance for loan losses		971,905,743				974,025,294
Total assets		1,004,040,687				1,003,896,995
Accrued interest payable		1,575,598				607,892
Collateralized loan obligations		828,673,313				826,782,543
Total liabilities		830,248,911				827,390,435
Equity		173,791,776				176,506,560
Total liabilities and equity		$ 1,004,040,687				$ 1,003,896,995

[1] Our consolidated balance sheets include assets and liabilities of consolidated variable interest entities ("VIEs") as the Company was the primary beneficiary of these VIEs. As of September 30, 2022 and December 31, 2021, assets of consolidated VIEs totaled $1,004,040,687 and $1,003,896,995, respectively and the liabilities of consolidated VIEs totaled $830,248,911 and $827,390,435 respectively. See Note 4 for further discussion.