USE OF SPECIAL PURPOSE ENTITIES AND VARIABLE INTEREST ENTITIES - Condensed Consolidated Balance Sheets (Details) - USD ($)		Mar. 31, 2022	Dec. 31, 2021	Mar. 31, 2021	Dec. 31, 2020
Variable Interest Entity [Line Items]
Cash, cash equivalents and restricted cash		$ 47,189,254	$ 18,279,052	$ 43,871,992	$ 69,375,356
Accrued interest receivable	[1]	2,718,488	3,977,752
Investment related receivable	[1]	0	22,400,000
Loans held for investment	[1]	1,077,516,319	1,001,825,294
Total Assets	[1]	1,129,857,776	1,048,923,353
Accrued interest payable	[1]	817,051	704,055
Collateralized loan obligations	[1]	827,405,880	826,782,543
Total Liabilities	[1]	880,776,933	879,547,853
Equity	[1]	248,981,343	169,276,000
Total liabilities and equity	[1]	1,129,857,776	1,048,923,353
LFT CRE 2021-FL1, Ltd.
Variable Interest Entity [Line Items]
Cash, cash equivalents and restricted cash		1,342,733	3,530,006
Accrued interest receivable		2,675,460	3,941,695
Investment related receivable		0	22,400,000
Loans held for investment		998,667,789	974,025,294
Total Assets		1,002,685,982	1,003,896,995
Accrued interest payable		720,888	607,892
Collateralized loan obligations		827,405,880	826,782,543
Total Liabilities		828,126,768	827,390,435
Equity		174,559,214	176,506,560
Total liabilities and equity		$ 1,002,685,982	$ 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 March 31, 2022 and December 31, 2021, assets of consolidated VIEs totaled $1,002,685,982 and $1,003,896,995, respectively and the liabilities of consolidated VIEs totaled $828,126,768 and $827,390,435 respectively. See Note 4 for further discussion.