FAIR VALUE - Fair Value Information on Financial Instruments (Details) - USD ($)		Dec. 31, 2022	Dec. 31, 2021
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents	[1]	$ 43,858,515	$ 14,749,046
Restricted cash	[1]	3,507,850	3,530,006
Total assets	[1]	1,127,965,537	1,048,923,353
Collateralized loan obligations, net	[1]	829,310,498	826,782,543
Secured term loan	[1]	46,971,042	46,845,502
Total liabilities	[1]	884,964,040	879,547,853
Principal Value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents		43,858,515	14,749,046
Restricted cash		3,507,850	3,530,006
Commercial mortgage loans held-for-investment		1,076,865,099	1,001,869,994
Total assets		1,124,231,464	1,020,149,046
Collateralized loan obligations, net		833,750,000	833,750,000
Secured term loan		47,750,000	47,750,000
Total liabilities		881,500,000	881,500,000
Carrying Value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents			14,749,046
Restricted cash		3,507,850	3,530,006
Commercial mortgage loans held-for-investment			1,001,825,294
Total assets		1,119,255,883	1,020,104,346
Collateralized loan obligations, net			826,782,543
Secured term loan		46,971,042	46,845,502
Total liabilities		876,281,540	873,628,045
Fair Value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents		43,858,515	14,749,046
Restricted cash		3,507,850	3,530,006
Commercial mortgage loans held-for-investment		1,064,407,588	1,001,473,884
Total assets		1,111,773,953	1,019,752,936
Collateralized loan obligations, net		803,308,375	834,425,625
Secured term loan		44,563,236	50,986,154
Total liabilities		$ 847,871,611	$ 885,411,779

[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 December 31, 2022 and December 31, 2021, assets of the consolidated VIEs totaled $1,005,507,371 and $1,003,896,995, respectively and the liabilities of consolidated VIEs totaled $831,575,144 and $827,390,435, respectively.