Subsequent Events - Summary of Partnership's GIL and Property Loan Commitments (Details)		1 Months Ended
		Jan. 31, 2021 USD ($) Unit	Dec. 31, 2020 USD ($) Unit
Subsequent Event [Line Items]
Units | Unit			3,756
Maximum Remaining Commitment			$ 70,786,838
SIFMA [Member]
Subsequent Event [Line Items]
Variable interest rate			2.25%
Subsequent Event [Member]
Subsequent Event [Line Items]
Variable interest rate		4.85%
Subsequent Event [Member] | SOFR [Member]
Subsequent Event [Line Items]
Variable interest rate		4.60%
Governmental Issuer Loans [Member] | Legacy Commons at Signal Hills [Member] | Subsequent Event [Member] | St Paul, MN [Member]
Subsequent Event [Line Items]
Month Acquired		January 2021
Units | Unit		247
Original Maturity Date	[1]	Feb. 01, 2024
Initial Funding		$ 9,917,887
Maximum Remaining Commitment		$ 24,702,113
Governmental Issuer Loans [Member] | Legacy Commons at Signal Hills [Member] | Subsequent Event [Member] | SOFR [Member] | St Paul, MN [Member]
Subsequent Event [Line Items]
Variable interest rate	[2]	3.07%
Governmental Issuer Loans [Member] | Hilltop at Signal Hills [Member] | Subsequent Event [Member] | St Paul, MN [Member]
Subsequent Event [Line Items]
Month Acquired		January 2021
Units | Unit		146
Original Maturity Date	[1]	Aug. 01, 2023
Initial Funding		$ 4,075,050
Maximum Remaining Commitment		$ 20,374,950
Governmental Issuer Loans [Member] | Hilltop at Signal Hills [Member] | Subsequent Event [Member] | SOFR [Member] | St Paul, MN [Member]
Subsequent Event [Line Items]
Variable interest rate	[2]	3.07%
Governmental Issuer Loans [Member] | Hope on Avalon [Member] | Subsequent Event [Member] | Los Angeles, CA [Member]
Subsequent Event [Line Items]
Month Acquired		January 2021
Units | Unit		88
Original Maturity Date	[1]	Feb. 01, 2023
Initial Funding		$ 6,331,200
Maximum Remaining Commitment		$ 17,058,800
Governmental Issuer Loans [Member] | Hope on Avalon [Member] | Subsequent Event [Member] | SIFMA [Member] | Los Angeles, CA [Member]
Subsequent Event [Line Items]
Variable interest rate	[3]	3.75%
Governmental Issuer Loans [Member] | Hope on Broadway [Member] | Subsequent Event [Member] | Los Angeles, CA [Member]
Subsequent Event [Line Items]
Month Acquired		January 2021
Units | Unit		49
Original Maturity Date	[1]	Feb. 01, 2023
Initial Funding		$ 3,691,245
Maximum Remaining Commitment		$ 8,414,378
Governmental Issuer Loans [Member] | Hope on Broadway [Member] | Subsequent Event [Member] | SIFMA [Member] | Los Angeles, CA [Member]
Subsequent Event [Line Items]
Variable interest rate	[3]	3.75%
Property Loans [Member] | Legacy Commons at Signal Hills [Member] | Subsequent Event [Member] | St Paul, MN [Member]
Subsequent Event [Line Items]
Month Acquired		January 2021
Units | Unit		247
Original Maturity Date	[1]	Feb. 01, 2024
Initial Funding		$ 1,000,000
Maximum Remaining Commitment		$ 31,233,972
Property Loans [Member] | Legacy Commons at Signal Hills [Member] | Subsequent Event [Member] | SOFR [Member] | St Paul, MN [Member]
Subsequent Event [Line Items]
Variable interest rate	[2]	3.07%
Property Loans [Member] | Hilltop at Signal Hills [Member] | Subsequent Event [Member] | St Paul, MN [Member]
Subsequent Event [Line Items]
Month Acquired		January 2021
Units | Unit		146
Original Maturity Date	[1]	Aug. 01, 2023
Initial Funding		$ 1,000,000
Maximum Remaining Commitment		$ 20,197,939
Property Loans [Member] | Hilltop at Signal Hills [Member] | Subsequent Event [Member] | SOFR [Member] | St Paul, MN [Member]
Subsequent Event [Line Items]
Variable interest rate	[2]	3.07%
Property Loans [Member] | Hope on Avalon [Member] | Subsequent Event [Member] | Los Angeles, CA [Member]
Subsequent Event [Line Items]
Month Acquired		January 2021
Units | Unit		88
Original Maturity Date	[1]	Feb. 01, 2023
Initial Funding		$ 1,000,000
Maximum Remaining Commitment		$ 9,573,000
Property Loans [Member] | Hope on Avalon [Member] | Subsequent Event [Member] | SOFR [Member] | Los Angeles, CA [Member]
Subsequent Event [Line Items]
Variable interest rate	[4]	3.55%

[1] The borrower has the option to extend the maturity up to six months upon payment of a non-refundable extension fee.

[2] The SOFR-based component has a floor of 0.50%.

[3] The variable interest rate is subject to floor of 4.60%.

[4] The variable interest rate is subject to a floor of 4.85%.