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Governmental Issuer Loans - Summary of Partnership's GIL Investments (Details) | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2023 USD ($) Unit | Dec. 31, 2022 USD ($) Unit
Governmental Issuer Loans [Line Items] |  |  |  |  |
Amortized Cost |  | $ 302,172,903 |  | $ 300,230,435 |
Governmental Issuer Loans [Member] | TOB Trust [Member] |  |  |  |  |
Governmental Issuer Loans [Line Items] |  |  |  |  |
Units | Unit |  | 2,191 |  | 2,419 |
Amortized Cost |  | $ 304,009,903 |  | $ 300,230,435 |
Governmental Issuer Loans [Member] | Scharbauer Flats Apartments [Member] | TOB Trust [Member] | Midland, TX [Member] |  |  |  |  |
Governmental Issuer Loans [Line Items] |  |  |  |  |
Month Acquired |  | June 2020 | [1] | June 2020 | [2]
Units | Unit |  | 300 | [1] | 300 | [2]
Maturity Date |  | Jan. 01, 2024 | [1],[3] | Jul. 01, 2023 | [2],[4]
Current Interest Rate |  | 7.11% | [1] | 6.76% | [2]
Amortized Cost |  | $ 40,000,000 | [1] | $ 40,000,000 | [2]
Governmental Issuer Loans [Member] | Scharbauer Flats Apartments [Member] | TOB Trust [Member] | SIFMA [Member] | Midland, TX [Member] |  |  |  |  |
Governmental Issuer Loans [Line Items] |  |  |  |  |
Interest Rate |  | 3.10% | [1],[5] | 3.10% | [2],[6]
Governmental Issuer Loans [Member] | Oasis at Twin Lakes [Member] | TOB Trust [Member] | Roseville, MN [Member] |  |  |  |  |
Governmental Issuer Loans [Line Items] |  |  |  |  |
Month Acquired | [2] |  |  | July 2020 |
Units | Unit | [2] |  |  | 228 |
Maturity Date | [2],[4] |  |  | Aug. 01, 2023 |
Current Interest Rate | [2] |  |  | 5.91% |
Amortized Cost | [2] |  |  | $ 34,000,000 |
Governmental Issuer Loans [Member] | Oasis at Twin Lakes [Member] | TOB Trust [Member] | SIFMA [Member] | Roseville, MN [Member] |  |  |  |  |
Governmental Issuer Loans [Line Items] |  |  |  |  |
Interest Rate | [2],[6] |  |  | 2.25% |
Governmental Issuer Loans [Member] | Centennial Crossings [Member] | TOB Trust [Member] | Centennial, CO [Member] |  |  |  |  |
Governmental Issuer Loans [Line Items] |  |  |  |  |
Month Acquired |  | August 2020 | [1] | August 2020 | [2]
Units | Unit |  | 209 | [1] | 209 | [2]
Maturity Date |  | Sep. 01, 2023 | [1],[3] | Sep. 01, 2023 | [2],[4]
Current Interest Rate |  | 6.76% | [1] | 6.41% | [2]
Amortized Cost |  | $ 33,080,000 | [1] | $ 33,080,000 | [2]
Governmental Issuer Loans [Member] | Centennial Crossings [Member] | TOB Trust [Member] | SIFMA [Member] | Centennial, CO [Member] |  |  |  |  |
Governmental Issuer Loans [Line Items] |  |  |  |  |
Interest Rate |  | 2.75% | [1],[5] | 2.75% | [2],[6]
Governmental Issuer Loans [Member] | Legacy Commons at Signal Hills [Member] | TOB Trust [Member] | St. Paul, MN [Member] |  |  |  |  |
Governmental Issuer Loans [Line Items] |  |  |  |  |
Month Acquired |  | January 2021 | [1] | January 2021 | [2]
Units | Unit |  | 247 | [1] | 247 | [2]
Maturity Date |  | Feb. 01, 2024 | [1],[3] | Feb. 01, 2024 | [2],[4]
Current Interest Rate |  | 8.13% | [1] | 7.37% | [2]
Amortized Cost |  | $ 34,620,000 | [1] | $ 34,620,000 | [2]
Governmental Issuer Loans [Member] | Legacy Commons at Signal Hills [Member] | TOB Trust [Member] | SOFR [Member] | St. Paul, MN [Member] |  |  |  |  |
Governmental Issuer Loans [Line Items] |  |  |  |  |
Interest Rate |  | 3.07% | [1],[5] | 3.07% | [2],[6]
Governmental Issuer Loans [Member] | Hilltop at Signal Hills [Member] | TOB Trust [Member] | St. Paul, MN [Member] |  |  |  |  |
Governmental Issuer Loans [Line Items] |  |  |  |  |
Month Acquired |  | January 2021 | [1] | January 2021 | [2]
Units | Unit |  | 146 | [1] | 146 | [2]
Maturity Date |  | Aug. 01, 2023 | [1],[3] | Aug. 01, 2023 | [2],[4]
Current Interest Rate |  | 8.13% | [1] | 7.37% | [2]
Amortized Cost |  | $ 24,450,000 | [1] | $ 24,450,000 | [2]
Governmental Issuer Loans [Member] | Hilltop at Signal Hills [Member] | TOB Trust [Member] | SOFR [Member] | St. Paul, MN [Member] |  |  |  |  |
Governmental Issuer Loans [Line Items] |  |  |  |  |
Interest Rate |  | 3.07% | [1],[5] | 3.07% | [2],[6]
Governmental Issuer Loans [Member] | Hope on Avalon [Member] | TOB Trust [Member] | Los Angeles, CA [Member] |  |  |  |  |
Governmental Issuer Loans [Line Items] |  |  |  |  |
Month Acquired |  | January 2021 |  | January 2021 |
Units | Unit |  | 88 |  | 88 |
Maturity Date |  | Aug. 01, 2023 | [3] | Aug. 01, 2023 | [4]
Current Interest Rate |  | 7.76% |  | 7.41% |
Amortized Cost |  | $ 23,390,000 |  | $ 23,390,000 |
Governmental Issuer Loans [Member] | Hope on Avalon [Member] | TOB Trust [Member] | SIFMA [Member] | Los Angeles, CA [Member] |  |  |  |  |
Governmental Issuer Loans [Line Items] |  |  |  |  |
Interest Rate |  | 3.75% | [5] | 3.75% | [6]
Governmental Issuer Loans [Member] | Hope on Broadway [Member] | TOB Trust [Member] | Los Angeles, CA [Member] |  |  |  |  |
Governmental Issuer Loans [Line Items] |  |  |  |  |
Month Acquired |  | January 2021 |  | January 2021 |
Units | Unit |  | 49 |  | 49 |
Maturity Date |  | Aug. 01, 2023 | [3] | Aug. 01, 2023 | [4]
Current Interest Rate |  | 7.76% |  | 7.41% |
Amortized Cost |  | $ 13,105,623 |  | $ 12,105,623 |
Governmental Issuer Loans [Member] | Hope on Broadway [Member] | TOB Trust [Member] | SIFMA [Member] | Los Angeles, CA [Member] |  |  |  |  |
Governmental Issuer Loans [Line Items] |  |  |  |  |
Interest Rate |  | 3.75% | [5] | 3.75% | [6]
Governmental Issuer Loans [Member] | Osprey Village [Member] | TOB Trust [Member] | Kissimmee FL [Member] |  |  |  |  |
Governmental Issuer Loans [Line Items] |  |  |  |  |
Month Acquired |  | July 2021 | [1] | July 2021 | [2]
Units | Unit |  | 383 | [1] | 383 | [2]
Maturity Date |  | Aug. 01, 2024 | [1],[3] | Aug. 01, 2024 | [2],[4]
Current Interest Rate |  | 8.13% | [1] | 6.88% | [2]
Amortized Cost |  | $ 58,526,980 | [1] | $ 39,893,040 | [2]
Governmental Issuer Loans [Member] | Osprey Village [Member] | TOB Trust [Member] | SOFR [Member] | Kissimmee FL [Member] |  |  |  |  |
Governmental Issuer Loans [Line Items] |  |  |  |  |
Interest Rate |  | 3.07% | [1],[5] | 3.07% | [2],[6]
Governmental Issuer Loans [Member] | Willow Place Apartments [Member] | TOB Trust [Member] | McDonough, GA [Member] |  |  |  |  |
Governmental Issuer Loans [Line Items] |  |  |  |  |
Month Acquired |  | September 2021 | [1] | September 2021 | [2]
Units | Unit |  | 182 | [1] | 182 | [2]
Maturity Date |  | Oct. 01, 2024 | [1],[3] | Oct. 01, 2024 | [2],[4]
Current Interest Rate |  | 8.36% | [1] | 7.11% | [2]
Amortized Cost |  | $ 25,000,000 | [1] | $ 17,354,472 | [2]
Governmental Issuer Loans [Member] | Willow Place Apartments [Member] | TOB Trust [Member] | SOFR [Member] | McDonough, GA [Member] |  |  |  |  |
Governmental Issuer Loans [Line Items] |  |  |  |  |
Interest Rate |  | 3.30% | [1],[5] | 3.30% | [2],[6]
Governmental Issuer Loans [Member] | Magnolia Heights [Member] | TOB Trust [Member] | Covington, GA [Member] |  |  |  |  |
Governmental Issuer Loans [Line Items] |  |  |  |  |
Month Acquired |  | June 2022 | [1] | June 2022 | [2]
Units | Unit |  | 200 | [1] | 200 | [2]
Maturity Date |  | Jul. 01, 2024 | [1],[3] | Jul. 01, 2024 | [2],[4]
Current Interest Rate |  | 8.91% | [1] | 7.66% | [2]
Amortized Cost |  | $ 20,400,000 | [1] | $ 20,400,000 | [2]
Governmental Issuer Loans [Member] | Magnolia Heights [Member] | TOB Trust [Member] | SOFR [Member] | Covington, GA [Member] |  |  |  |  |
Governmental Issuer Loans [Line Items] |  |  |  |  |
Interest Rate |  | 3.85% | [1],[5] | 3.85% | [2],[6]
Governmental Issuer Loans [Member] | Poppy Grove I [Member] | TOB Trust [Member] | Elk Grove, CA [Member] |  |  |  |  |
Governmental Issuer Loans [Line Items] |  |  |  |  |
Month Acquired |  | September 2022 | [1],[7] | September 2022 | [2],[8]
Units | Unit |  | 147 | [1],[7] | 147 | [2],[8]
Maturity Date |  | Apr. 01, 2025 | [1],[3],[7] | Apr. 01, 2025 | [2],[4],[8]
Interest Rate |  | 6.78% | [1],[5],[7] | 6.78% | [2],[6],[8]
Current Interest Rate |  | 6.78% | [1],[7] | 6.78% | [2],[8]
Amortized Cost |  | $ 13,346,000 | [1],[7] | $ 7,846,000 | [2],[8]
Governmental Issuer Loans [Member] | Poppy Grove II [Member] | TOB Trust [Member] | Elk Grove, CA [Member] |  |  |  |  |
Governmental Issuer Loans [Line Items] |  |  |  |  |
Month Acquired |  | September 2022 | [1],[7] | September 2022 | [2],[8]
Units | Unit |  | 82 | [1],[7] | 82 | [2],[8]
Maturity Date |  | Apr. 01, 2025 | [1],[3],[7] | Apr. 01, 2025 | [2],[4],[8]
Interest Rate |  | 6.78% | [1],[5],[7] | 6.78% | [2],[6],[8]
Current Interest Rate |  | 6.78% | [1],[7] | 6.78% | [2],[8]
Amortized Cost |  | $ 6,541,300 | [1],[7] | $ 4,541,300 | [2],[8]
Governmental Issuer Loans [Member] | Poppy Grove III [Member] | TOB Trust [Member] | Elk Grove, CA [Member] |  |  |  |  |
Governmental Issuer Loans [Line Items] |  |  |  |  |
Month Acquired |  | September 2022 | [1],[7] | September 2022 | [2],[8]
Units | Unit |  | 158 | [1],[7] | 158 | [2],[8]
Maturity Date |  | Apr. 01, 2025 | [1],[3],[7] | Apr. 01, 2025 | [2],[4],[8]
Interest Rate |  | 6.78% | [1],[5],[7] | 6.78% | [2],[6],[8]
Current Interest Rate |  | 6.78% | [1],[7] | 6.78% | [2],[8]
Amortized Cost |  | $ 11,550,000 | [1],[7] | $ 8,550,000 | [2],[8]
[1] | The Freddie Mac servicer that has forward committed to purchase the GIL at maturity is an affiliate of the Partnership (Note 22).
[2] | The Freddie Mac servicer that has forward committed to purchase the GIL at maturity is an affiliate of the Partnership (Note 22).
[3] | 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.
[4] | 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.
[5] | The variable index interest rate components are typically subject to floors that range from 0% to 0.85%.
[6] | The variable index interest rate components are typically subject to floors that range from 0% to 0.85%.
[7] | The Partnership has agreed to provide a subordinate GIL after the execution of Freddie Mac’s forward purchase commitment if needed by the property. The potential subordinate GIL amounts are up to $3.8 million, $2.2 million, and $4.2 million for Poppy Grove I, Poppy Grove II, and Poppy Grove III, respectively.
[8] | The Partnership has agreed to provide a subordinate GIL after the execution of Freddie Mac’s forward purchase commitment if needed by the property. The potential subordinate GIL amounts are up to $3.8 million, $2.2 million, and $4.2 million for Poppy Grove I, Poppy Grove II, and Poppy Grove III, respectively.

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