Other Assets - Summary of Taxable MRB and GIL Acquired (Details)		12 Months Ended
		Dec. 31, 2022 USD ($) Unit	Dec. 31, 2021 Unit	[1]
Governmental Issuer Loans [Line Items]
Taxable MRB, Initial Principal Funding		$ 7,605,000
Taxable GIL, Initial Principal Funding		$ 3,000,000
Governmental Issuer Loans [Member] | TOB Trust [Member]
Governmental Issuer Loans [Line Items]
Number of Units | Unit		2,419	1,832
Governmental Issuer Loans [Member] | Poppy Grove One [Member] | TOB Trust [Member]
Governmental Issuer Loans [Line Items]
Taxable GIL, Month Acquired	[2]	2022-09
Taxable GIL, Property Location	[2]	Elk Grove, CA
Number of Units | Unit	[2]	147
Maturity Date	[2]	Apr. 01, 2025
Taxable GIL, Interest Rate	[2]	6.78%
Taxable GIL, Initial Principal Funding	[2]	$ 1,000,000
Governmental Issuer Loans [Member] | Poppy Grove I I [Member]
Governmental Issuer Loans [Line Items]
Taxable GIL, Total Commitment		$ 22,300,000
Governmental Issuer Loans [Member] | Poppy Grove I I [Member] | TOB Trust [Member]
Governmental Issuer Loans [Line Items]
Taxable GIL, Month Acquired	[2]	2022-09
Taxable GIL, Property Location	[2]	Elk Grove, CA
Number of Units | Unit	[2]	82
Maturity Date	[2]	Apr. 01, 2025
Taxable GIL, Interest Rate	[2]	6.78%
Taxable GIL, Initial Principal Funding	[2]	$ 1,000,000
Governmental Issuer Loans [Member] | Poppy Grove I I I [Member]
Governmental Issuer Loans [Line Items]
Taxable GIL, Total Commitment		$ 39,100,000
Governmental Issuer Loans [Member] | Poppy Grove I I I [Member] | TOB Trust [Member]
Governmental Issuer Loans [Line Items]
Taxable GIL, Month Acquired	[2]	2022-09
Taxable GIL, Property Location	[2]	Elk Grove, CA
Number of Units | Unit	[2]	158
Maturity Date	[2]	Apr. 01, 2025
Taxable GIL, Interest Rate	[2]	6.78%
Taxable GIL, Initial Principal Funding	[2]	$ 1,000,000
Mortgage Revenue Bonds [Member] | Live929 Apartments [Member] | Series 2022B Mortgage [Member]
Governmental Issuer Loans [Line Items]
Taxable MRB, Month Acquired		2022-01
Taxable MRB, Property Location		Baltimore, MD
Number of Loans | Unit		575
Maturity Date		Jan. 01, 2029
Taxable MRB, Interest Rate		4.30%
Taxable MRB, Initial Principal Funding		$ 3,625,000
Mortgage Revenue Bonds [Member] | The Residency at Entrepreneur [Member] | Series J-T [Member]
Governmental Issuer Loans [Line Items]
Taxable MRB, Month Acquired	[3]	2022-04
Taxable MRB, Property Location	[3]	Los Angeles, CA
Number of Loans | Unit	[3]	200
Maturity Date	[3]	Apr. 01, 2025
Taxable MRB, Initial Principal Funding	[3]	$ 1,000,000
Mortgage Revenue Bonds [Member] | The Residency at Entrepreneur [Member] | SOFR [Member] | Series J-T [Member]
Governmental Issuer Loans [Line Items]
Taxable MRB, Interest Rate	[3]	3.65%
Mortgage Revenue Bonds [Member] | Park at Sondrio [Member] | Series 2022B Mortgage [Member]
Governmental Issuer Loans [Line Items]
Taxable MRB, Month Acquired		2022-12
Taxable MRB, Property Location		Greenville, SC
Number of Loans | Unit		271
Maturity Date		Jan. 01, 2030
Taxable MRB, Interest Rate		6.50%
Taxable MRB, Initial Principal Funding		$ 1,100,000
Mortgage Revenue Bonds [Member] | Park at Vietti [Member] | Series 2022B Mortgage [Member]
Governmental Issuer Loans [Line Items]
Taxable MRB, Month Acquired		2022-12
Taxable MRB, Property Location		Spartanburg, SC
Number of Loans | Unit		204
Maturity Date		Jan. 01, 2030
Taxable MRB, Interest Rate		6.50%
Taxable MRB, Initial Principal Funding		$ 880,000
Mortgage Revenue Bonds [Member] | Residency at Empire - Series BB-2 [Member] | Series BB-T Mortgage [Member]
Governmental Issuer Loans [Line Items]
Taxable MRB, Month Acquired	[4]	2022-12
Taxable MRB, Property Location	[4]	Burbank, CA
Number of Loans | Unit	[4]	148
Maturity Date	[4]	Dec. 01, 2025
Taxable MRB, Interest Rate	[4]	7.45%
Taxable MRB, Initial Principal Funding	[4]	$ 1,000,000

[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 Partnership has committed to provide total funding for the Poppy Grove I, Poppy Grove II, and Poppy Grove III taxable GILs of $21.2 million, $10.9 million, and $24.5 million, respectively (see Note 18). The borrowers have the option to extend the maturities up to six months upon payment of non-refundable extension fees.

[3] The Partnership has committed to provide total funding for this taxable MRB of $13.0 million (see Note 18). The borrower has the option to extend the maturity up to six months upon payment of a non-refundable extension fee. The interest rate is subject to an all-in floor of 3.92%

[4] The Partnership has committed to provide total funding for the taxable MRB of $9.4 million (see Note 18). The borrower has the option to extend the maturity up to six months upon payment of a non-refundable extension fee.