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Loans Held for Investment - Schedule of Portfolio Information (Details) - USD ($)	Dec. 31, 2024	Dec. 31, 2023
Financing Receivable, before Allowance for Credit Loss, by Origination Year [Abstract]
Principal Balance	$ 45,902,453	$ 87,436,546
Carrying value	$ 30,387,896	$ 78,343,464
% of Total	100.00%	100.00%
California
Financing Receivable, before Allowance for Credit Loss, by Origination Year [Abstract]
Principal Balance	$ 18,567,296	$ 21,567,296
Carrying value	$ 18,575,895	$ 21,465,171
California | Geographic Location Concentration Risk | Investment Owned At Cost
Financing Receivable, before Allowance for Credit Loss, by Origination Year [Abstract]
% of Total	61.10%	27.40%
New York
Financing Receivable, before Allowance for Credit Loss, by Origination Year [Abstract]
Principal Balance	$ 27,335,157	$ 27,119,250
Carrying value	$ 11,812,001	$ 17,884,930
New York | Geographic Location Concentration Risk | Investment Owned At Cost
Financing Receivable, before Allowance for Credit Loss, by Origination Year [Abstract]
% of Total	38.90%	22.80%
Utah
Financing Receivable, before Allowance for Credit Loss, by Origination Year [Abstract]
Principal Balance	$ 0	$ 21,250,000
Carrying value	$ 0	$ 21,462,168
Utah | Geographic Location Concentration Risk | Investment Owned At Cost
Financing Receivable, before Allowance for Credit Loss, by Origination Year [Abstract]
% of Total	0.00%	27.40%
Georgia
Financing Receivable, before Allowance for Credit Loss, by Origination Year [Abstract]
Principal Balance	$ 0	$ 17,500,000
Carrying value	$ 0	$ 17,531,195
Georgia | Geographic Location Concentration Risk | Investment Owned At Cost
Financing Receivable, before Allowance for Credit Loss, by Origination Year [Abstract]
% of Total	0.00%	22.40%
Total | Geographic Location Concentration Risk | Investment Owned At Cost
Financing Receivable, before Allowance for Credit Loss, by Origination Year [Abstract]
% of Total	100.00%	100.00%
Mixed use
Financing Receivable, before Allowance for Credit Loss, by Origination Year [Abstract]
Principal Balance	$ 18,567,296	$ 18,567,296
Carrying value	$ 18,575,895	$ 18,557,439
Mixed use | Property Type Concentration Risk | Investment Owned At Cost
Financing Receivable, before Allowance for Credit Loss, by Origination Year [Abstract]
% of Total	61.10%	23.70%
Office
Financing Receivable, before Allowance for Credit Loss, by Origination Year [Abstract]
Principal Balance	$ 24,491,877	$ 24,491,877
Carrying value	$ 9,238,721	$ 15,257,557
Office | Property Type Concentration Risk | Investment Owned At Cost
Financing Receivable, before Allowance for Credit Loss, by Origination Year [Abstract]
% of Total	30.40%	19.50%
Multifamily
Financing Receivable, before Allowance for Credit Loss, by Origination Year [Abstract]
Principal Balance	$ 2,843,280	$ 20,127,373
Carrying value	$ 2,573,280	$ 20,158,568
Multifamily | Property Type Concentration Risk | Investment Owned At Cost
Financing Receivable, before Allowance for Credit Loss, by Origination Year [Abstract]
% of Total	8.50%	25.70%
Infrastructure
Financing Receivable, before Allowance for Credit Loss, by Origination Year [Abstract]
Principal Balance	$ 0	$ 21,250,000
Carrying value	$ 0	$ 21,462,168
Infrastructure | Property Type Concentration Risk | Investment Owned At Cost
Financing Receivable, before Allowance for Credit Loss, by Origination Year [Abstract]
% of Total	0.00%	27.40%
Student housing
Financing Receivable, before Allowance for Credit Loss, by Origination Year [Abstract]
Principal Balance	$ 0	$ 3,000,000
Carrying value	$ 0	$ 2,907,732
Student housing | Property Type Concentration Risk | Investment Owned At Cost
Financing Receivable, before Allowance for Credit Loss, by Origination Year [Abstract]
% of Total	0.00%	3.70%
Total | Property Type Concentration Risk | Investment Owned At Cost
Financing Receivable, before Allowance for Credit Loss, by Origination Year [Abstract]
% of Total	100.00%	100.00%
Preferred equity investments
Financing Receivable, before Allowance for Credit Loss, by Origination Year [Abstract]
Principal Balance	$ 45,902,453	$ 63,186,546
Carrying value	$ 30,387,896	$ 53,973,564
% of Total	100.00%	68.90%
First mortgages
Financing Receivable, before Allowance for Credit Loss, by Origination Year [Abstract]
Principal Balance	$ 0	$ 21,250,000
Carrying value	$ 0	$ 21,462,168
% of Total	0.00%	27.40%
Mezzanine loans
Financing Receivable, before Allowance for Credit Loss, by Origination Year [Abstract]
Principal Balance	$ 0	$ 3,000,000
Carrying value	$ 0	$ 2,907,732
% of Total	0.00%	3.70%

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- Definition

Amortized cost excluding accrued interest, after allowance for credit loss, of financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479344/326-20-45-1

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This is the result of the principal amount outstanding of total loans managed or securitized less securitized loans and loans that are in the process of being securitized.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Section 50
-Subparagraph (a)
-Paragraph 4
-SubTopic 20
-Topic 860
-Publisher FASB
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