Property Loans, Net of Loan Loss Allowances - Summary of Partnership's Property Loans, Net of Loan Loss Allowances (Details) - USD ($)		6 Months Ended		12 Months Ended
		Jun. 30, 2022		Dec. 31, 2021		Mar. 31, 2022	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance		$ 136,005,285		$ 76,850,616
Loan Loss Allowance		(7,888,815)		(8,749,348)		$ (7,888,815)	$ (8,635,162)	$ (8,305,046)	$ (8,305,046)
Property Loan Principal, net of allowance		128,116,470		68,101,268
Senior Construction Financing [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance		108,388,066		47,274,576	[1]
Property Loan Principal, net of allowance		108,388,066	[2]	47,274,576	[1]
Senior Construction Financing [Member] | Centennial Crossings [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance		22,019,572	[2]	11,354,386	[1]
Property Loan Principal, net of allowance		$ 22,019,572	[2]	$ 11,354,386	[1]
Maturity Date		Sep. 01, 2023	[2]	Sep. 01, 2023	[1]
Senior Construction Financing [Member] | Centennial Crossings [Member] | LIBOR [Member]
Accounts Notes And Loans Receivable [Line Items]
Interest Rate		2.50%	[2]	2.50%	[1]
Senior Construction Financing [Member] | Hilltop at Signal Hills [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance		$ 15,359,308	[2]	$ 1,000,000	[1]
Property Loan Principal, net of allowance		$ 15,359,308	[2]	$ 1,000,000	[1]
Maturity Date		Aug. 01, 2023	[2]	Aug. 01, 2023	[1]
Senior Construction Financing [Member] | Hilltop at Signal Hills [Member] | SOFR [Member]
Accounts Notes And Loans Receivable [Line Items]
Interest Rate		3.07%	[2]	3.07%	[1]
Senior Construction Financing [Member] | Legacy Commons at Signal Hills [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance		$ 23,349,635	[2]	$ 2,604,230	[1]
Property Loan Principal, net of allowance		$ 23,349,635	[2]	$ 2,604,230	[1]
Maturity Date		Feb. 01, 2024	[2]	Feb. 01, 2024	[1]
Senior Construction Financing [Member] | Legacy Commons at Signal Hills [Member] | SOFR [Member]
Accounts Notes And Loans Receivable [Line Items]
Interest Rate		3.07%	[2]	3.00%	[1]
Senior Construction Financing [Member] | Magnolia Heights [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance	[2]	$ 1,000,000
Property Loan Principal, net of allowance	[2]	$ 1,000,000
Maturity Date	[2]	Jul. 01, 2024
Senior Construction Financing [Member] | Magnolia Heights [Member] | SOFR [Member]
Accounts Notes And Loans Receivable [Line Items]
Interest Rate	[2]	3.85%
Senior Construction Financing [Member] | Oasis at Twin Lakes [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance		$ 24,018,657	[2]	$ 20,607,362	[1]
Property Loan Principal, net of allowance		$ 24,018,657	[2]	$ 20,607,362	[1]
Maturity Date		Aug. 01, 2023	[2]	Aug. 01, 2023	[1]
Senior Construction Financing [Member] | Oasis at Twin Lakes [Member] | LIBOR [Member]
Accounts Notes And Loans Receivable [Line Items]
Interest Rate		2.50%	[2]	2.50%	[1]
Senior Construction Financing [Member] | Osprey Village [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance		$ 1,000,000	[2]	$ 1,000,000	[1]
Property Loan Principal, net of allowance		$ 1,000,000	[2]	$ 1,000,000	[1]
Maturity Date		Aug. 01, 2024	[2]	Aug. 01, 2024	[1]
Senior Construction Financing [Member] | Osprey Village [Member] | SOFR [Member]
Accounts Notes And Loans Receivable [Line Items]
Interest Rate		3.07%	[2]	3.07%	[1]
Senior Construction Financing [Member] | Scharbauer Flats Apartments [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance		$ 20,640,894	[2]	$ 9,708,598	[1]
Property Loan Principal, net of allowance		$ 20,640,894	[2]	$ 9,708,598	[1]
Maturity Date		Jan. 01, 2023	[2]	Jan. 01, 2023	[1]
Senior Construction Financing [Member] | Scharbauer Flats Apartments [Member] | LIBOR [Member]
Accounts Notes And Loans Receivable [Line Items]
Interest Rate		2.85%	[2]	2.85%	[1]
Senior Construction Financing [Member] | Willow Place Apartments [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance		$ 1,000,000		$ 1,000,000	[1]
Property Loan Principal, net of allowance		$ 1,000,000	[2]	$ 1,000,000	[1]
Maturity Date		Oct. 01, 2024	[2]	Oct. 01, 2024	[1]
Senior Construction Financing [Member] | Willow Place Apartments [Member] | SOFR [Member]
Accounts Notes And Loans Receivable [Line Items]
Interest Rate		3.30%	[2]	3.30%	[1]
Senior Acquisition Financing [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance		$ 14,716,738		$ 13,424,579
Property Loan Principal, net of allowance		14,716,738		13,424,579
Senior Acquisition Financing [Member] | Magnolia Crossing [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance		13,891,738	[3]	13,424,579	[4]
Property Loan Principal, net of allowance		$ 13,891,738	[3]	$ 13,424,579	[4]
Maturity Date		Dec. 01, 2022	[3]	Dec. 01, 2022	[4]
Senior Acquisition Financing [Member] | Magnolia Crossing [Member] | SOFR [Member]
Accounts Notes And Loans Receivable [Line Items]
Interest Rate		6.50%	[3]	6.50%	[4]
Senior Acquisition Financing [Member] | Poppy Grove Apartments [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance		$ 825,000
Property Loan Principal, net of allowance		$ 825,000
Maturity Date		Aug. 06, 2022
Interest Rate		8.00%
Other Property Loans [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance		$ 12,900,481		$ 16,151,461
Loan Loss Allowance		(7,888,815)		(8,749,348)
Property Loan Principal, net of allowance		5,011,666		7,402,113
Other Property Loans [Member] | Avistar (February 2013 Portfolio) [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance		201,972		201,972
Property Loan Principal, net of allowance		$ 201,972		$ 201,972
Maturity Date		Jun. 26, 2024		Jun. 26, 2024
Interest Rate		12.00%		12.00%
Other Property Loans [Member] | Avistar (June 2013 Portfolio) [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance		$ 251,622		$ 251,622
Property Loan Principal, net of allowance		$ 251,622		$ 251,622
Maturity Date		Jun. 26, 2024		Jun. 26, 2024
Interest Rate		12.00%		12.00%
Other Property Loans [Member] | Cross Creek [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance		$ 11,101,887		$ 11,101,887
Loan Loss Allowance		(7,393,815)		(7,393,814)
Property Loan Principal, net of allowance		$ 3,708,072		$ 3,708,073
Maturity Date		Dec. 01, 2025		Dec. 01, 2025
Interest Rate		6.10%		6.15%
Other Property Loans [Member] | Greens Property [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance		$ 850,000		$ 850,000
Property Loan Principal, net of allowance		$ 850,000		$ 850,000
Maturity Date		Sep. 01, 2046		Sep. 01, 2046
Interest Rate		10.00%		10.00%
Other Property Loans [Member] | Live 929 Apartments [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance		$ 495,000		$ 1,355,534
Loan Loss Allowance		$ (495,000)		$ (1,355,534)
Maturity Date		Jul. 31, 2049		Jul. 31, 2049
Interest Rate		8.00%		8.00%
Other Property Loans [Member] | Ohio Properties [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance				$ 2,390,446
Property Loan Principal, net of allowance				$ 2,390,446
Interest Rate				10.00%
Other Property Loans [Member] | Ohio Properties [Member] | Maximum [Member]
Accounts Notes And Loans Receivable [Line Items]
Maturity Date				Jun. 01, 2050
Other Property Loans [Member] | Ohio Properties [Member] | Minimum [Member]
Accounts Notes And Loans Receivable [Line Items]
Maturity Date				Dec. 01, 2026

[1] The property loans are held in trust in connection with a TOB trust financing (Note 15). 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 borrower have guaranteed limited-to-full payment of principal and accrued interest on the property loan. The borrower may elect to extend the maturity date for a period ranging between six and twelve months upon meeting certain conditions, including payment of a non-refundable extension fee. The variable index interest rate components are typically subject to floors that range from 0% to 0.50%.

[2] The property loans, with the exception of Magnolia Heights, are held in trust in connection with a TOB trust financing (Note 15). 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 borrower have guaranteed limited-to-full payment of principal and accrued interest on the property loan. The borrower may elect to extend the maturity date for a period ranging between six and twelve months upon meeting certain conditions, including payment of a non-refundable extension fee. The variable index interest rate components are typically subject to floors that range from 0% to 0.50%.

[3] The index is subject to a floor of 0.25%.

[4] The index is subject to a floor of 0.25%.