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Property Loans - Summary of Partnership's Property Loans, Net of Allowances for Credit Losses (Details) - USD ($) | 6 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Jun. 30, 2025 | Dec. 31, 2024 | Dec. 31, 2022
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Property loan receivable, outstanding balance |  | $ 55,302,344 |  | $ 57,064,611 |  |
Asset-Specific Allowance for Credit Losses |  | (1,118,734) |  | (495,000) |  |
Property Loan Principal, net of allowance |  | $ 54,183,610 |  | 56,569,611 |  |
SoLa Impact Opportunity Zone Fund [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Interest Rate |  | 9.00% |  |  |  |
The 50/50 MF Property [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Property loan receivable, outstanding balance |  | $ 7,100,000 |  | 7,100,000 |  |
Property Loan Principal, net of allowance |  |  |  |  |  | $ 4,800,000
Live 929 Apartments [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Property loan receivable, outstanding balance |  | 495,000 |  | 495,000 |  |
Senior Construction Financing [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Property loan receivable, outstanding balance | [1],[2],[3] |  |  | 7,830,000 |  |
Property Loan Principal, net of allowance | [1],[2],[3] |  |  | 7,830,000 |  |
Senior Construction Financing [Member] | Sandy Creek Apartments [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Property loan receivable, outstanding balance | [1],[2],[3] |  |  | 7,830,000 |  |
Property Loan Principal, net of allowance | [1],[2],[3] |  |  | $ 7,830,000 |  |
Maturity Date | [1],[2],[3] |  |  | Sep. 01, 2026 |  |
Interest Rate | [1],[2],[3],[4] |  |  | 8.63% |  |
Mezzanine Financing [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Property loan receivable, outstanding balance |  | 46,074,000 | [3] | $ 40,630,000 | [1] |
Property Loan Principal, net of allowance |  | 46,074,000 | [3] | 40,630,000 | [1] |
Mezzanine Financing [Member] | SoLa Impact Opportunity Zone Fund [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Property loan receivable, outstanding balance |  | 38,824,000 | [3] | 33,380,000 | [1] |
Property Loan Principal, net of allowance |  | $ 38,824,000 | [3] | $ 33,380,000 | [1] |
Maturity Date |  | Dec. 30, 2025 | [3] | Dec. 30, 2025 | [1] |
Interest Rate |  | 9.00% | [3] | 7.875% | [1] |
Mezzanine Financing [Member] | The Centurion Foundation [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Property loan receivable, outstanding balance |  | $ 7,250,000 | [3] | $ 7,250,000 | [1] |
Property Loan Principal, net of allowance |  | $ 7,250,000 | [3] | $ 7,250,000 | [1] |
Maturity Date |  | Jun. 15, 2039 | [3] | Jun. 15, 2039 | [1] |
Interest Rate |  | 10.50% | [3] | 10.50% | [1] |
Other [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Property loan receivable, outstanding balance |  | $ 9,228,344 |  | $ 8,604,611 |  |
Asset-Specific Allowance for Credit Losses |  | (1,118,734) |  | (495,000) |  |
Property Loan Principal, net of allowance |  | 8,109,610 |  | 8,109,611 |  |
Other [Member] | The 50/50 MF Property [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Property loan receivable, outstanding balance |  | 7,109,610 |  | 7,109,611 |  |
Property Loan Principal, net of allowance |  | $ 7,109,610 |  | $ 7,109,611 |  |
Maturity Date |  | Mar. 11, 2048 |  | Mar. 11, 2048 |  |
Interest Rate |  | 9.00% |  | 9.00% |  |
Other [Member] | Sandoval Flats [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Property loan receivable, outstanding balance |  | $ 1,000,000 | [5] | $ 1,000,000 | [6] |
Property Loan Principal, net of allowance |  | $ 1,000,000 | [5] | $ 1,000,000 | [6] |
Maturity Date |  | Dec. 01, 2027 | [5] | Dec. 01, 2027 | [6] |
Interest Rate |  | 7.48% | [5] | 7.48% | [6] |
Other [Member] | Live 929 Apartments [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Property loan receivable, outstanding balance |  | $ 495,000 |  | $ 495,000 |  |
Asset-Specific Allowance for Credit Losses |  | $ (495,000) |  | $ (495,000) |  |
Maturity Date |  | Jul. 31, 2049 |  | Jul. 31, 2049 |  |
Interest Rate |  | 8.00% |  | 8.00% |  |
Other [Member] | Opportunity South Carolina [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Property loan receivable, outstanding balance |  | $ 623,734 |  |  |  |
Asset-Specific Allowance for Credit Losses |  | $ (623,734) |  |  |  |
Maturity Date |  | Feb. 01, 2030 |  |  |  |
Interest Rate |  | 10.00% |  |  |  |
[1] | The property loan is held in trust in connection with a TOB trust financing (Note 13).
[2] | The property loans are held in trust in connection with TOB trust financings (Note 13). The property loans and associated GILs are on parity and share a first mortgage lien position on all real and personal property associated with the underlying property. Affiliates of the borrowers have guaranteed limited-to-full payment of principal and accrued interest on the property loans. The borrowers may elect to extend the maturity dates by six months upon meeting certain conditions, which may include payment of a non-refundable extension fee.
[3] | The property loans are held in trust in connection with a TOB trust financing (Note 13)
[4] | The interest rate will convert to a variable rate of Term SOFR + 3.35% on February 1, 2025.
[5] | The Sandoval Flats property loan was considered to be held-for-sale and reported at fair value, which approximated amortized cost as of June 30, 2025. The Partnership expects to sell the property loan into the Construction Lending JV in the future.
[6] | The Sandoval Flats property loan was considered to be held-for-sale and reported at fair value, which approximated amortized cost as of December 31, 2024. The Partnership expects to sell the property loan into the Construction Lending JV in the future.

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