Mortgage Revenue Bonds - Schedule of MRBs Acquisitions (Details)		1 Months Ended	12 Months Ended
		Jan. 31, 2022 USD ($) Unit	Dec. 31, 2023 USD ($) Unit	Dec. 31, 2022 USD ($) Unit
Schedule Of Available For Sale Securities [Line Items]
Initial Principal Amount | $			$ 108,005,034	$ 103,447,000
Windsor Shores Apartments [Member] | MRB and Taxable MRB Commitments [Member] | Series A [Member] | SC [Member]
Schedule Of Available For Sale Securities [Line Items]
Month Acquired			January
Units			176
Maturity Date			Feb. 01, 2030
Interest Rate			6.50%
Initial Principal Amount | $			$ 21,545,000
Residency at the Entrepreneur [Member] | MRB and Taxable MRB Commitments [Member] | Series J-1 [Member] | CA [Member]
Schedule Of Available For Sale Securities [Line Items]
Month Acquired				April
Units				200
Maturity Date				Mar. 31, 2040
Interest Rate				6.00%
Initial Principal Amount | $				$ 9,000,000
Residency at the Entrepreneur [Member] | MRB and Taxable MRB Commitments [Member] | Series J-2 [Member] | CA [Member]
Schedule Of Available For Sale Securities [Line Items]
Month Acquired				April
Units				200
Maturity Date				Mar. 31, 2040
Interest Rate				6.00%
Initial Principal Amount | $				$ 7,500,000
Residency at the Entrepreneur [Member] | MRB and Taxable MRB Commitments [Member] | Series J-3 [Member] | CA [Member]
Schedule Of Available For Sale Securities [Line Items]
Month Acquired	[1]			April
Units	[1]			200
Maturity Date	[1]			Mar. 31, 2040
Interest Rate	[1]			6.00%
Residency at the Entrepreneur [Member] | MRB and Taxable MRB Commitments [Member] | Series J-4 [Member] | CA [Member]
Schedule Of Available For Sale Securities [Line Items]
Month Acquired	[1]			April
Units	[1]			200
Maturity Date	[1]			Mar. 31, 2040
Residency at the Entrepreneur [Member] | MRB and Taxable MRB Commitments [Member] | Series J-4 [Member] | CA [Member] | SOFR [Member]
Schedule Of Available For Sale Securities [Line Items]
Interest Rate	[1],[2]			3.60%
Residency at the Entrepreneur [Member] | MRB and Taxable MRB Commitments [Member] | Series J-5 [Member] | CA [Member]
Schedule Of Available For Sale Securities [Line Items]
Month Acquired	[3]		February
Units	[3]		200
Maturity Date	[3]		Apr. 01, 2025
Initial Principal Amount | $	[3]		$ 1,000,000
Residency at the Entrepreneur [Member] | MRB and Taxable MRB Commitments [Member] | Series J-5 [Member] | CA [Member] | SOFR [Member]
Schedule Of Available For Sale Securities [Line Items]
Interest Rate	[3],[4]		3.60%
CCBA Senior Garden Apartments [Member] | MRB and Taxable MRB Commitments [Member] | CA [Member]
Schedule Of Available For Sale Securities [Line Items]
Month Acquired	[5]			June
Units	[5]			45
Maturity Date	[5]			Jul. 01, 2037
Interest Rate	[5]			4.50%
Initial Principal Amount | $	[5]			$ 3,807,000
Park at Sondrio [Member] | MRB and Taxable MRB Commitments [Member] | Series 2022A [Member] | Greenville, SC [Member]
Schedule Of Available For Sale Securities [Line Items]
Month Acquired				December
Units				271
Maturity Date				Jan. 01, 2030
Interest Rate				6.50%
Initial Principal Amount | $				$ 38,100,000
Village Point [Member] | MRB and Taxable MRB Commitments [Member] | NJ [Member]
Schedule Of Available For Sale Securities [Line Items]
Month Acquired			May
Units	[6]		120
Maturity Date			Jun. 01, 2030
Interest Rate			0.6875%
Initial Principal Amount | $			$ 23,000,000
Forty on Colony [Member] | MRB and Taxable MRB Commitments [Member] | Series P Mortgage [Member] | CA [Member]
Schedule Of Available For Sale Securities [Line Items]
Month Acquired			June
Units			40
Maturity Date			Jun. 01, 2030
Interest Rate			7.05%
Initial Principal Amount | $			$ 5,950,000
Handsel Morgan Village Apartments [Member] | MRB and Taxable MRB Commitments [Member] | GA [Member]
Schedule Of Available For Sale Securities [Line Items]
Month Acquired			April
Units			45
Maturity Date			Mar. 01, 2041
Interest Rate			6.75%
Initial Principal Amount | $			$ 2,150,000
Village at Hanford Square [Member] | MRB and Taxable MRB Commitments [Member] | Series H Mortgage [Member] | CA [Member]
Schedule Of Available For Sale Securities [Line Items]
Month Acquired			May
Units			100
Maturity Date			May 01, 2030
Interest Rate			6.65%
Initial Principal Amount | $			$ 10,400,000
Park at Vietti [Member] | MRB and Taxable MRB Commitments [Member] | Series 2022A [Member] | Spartanburg, SC [Member]
Schedule Of Available For Sale Securities [Line Items]
Month Acquired				December
Units				204
Maturity Date				Jan. 01, 2030
Interest Rate				6.50%
Initial Principal Amount | $				$ 26,985,000
Maryalice Circle Apartments [Member] | MRB and Taxable MRB Commitments [Member] | GA [Member]
Schedule Of Available For Sale Securities [Line Items]
Month Acquired			April
Units			98
Maturity Date			Mar. 01, 2041
Interest Rate			6.75%
Initial Principal Amount | $			$ 5,900,000
The Ivy Apartments [Member] | MRB and Taxable MRB Commitments [Member] | SC [Member]
Schedule Of Available For Sale Securities [Line Items]
Month Acquired			January
Units			212
Maturity Date			Feb. 01, 2030
Interest Rate			6.50%
Initial Principal Amount | $			$ 30,500,000
Residency at Empire [Member] | MRB and Taxable MRB Commitments [Member] | Series BB-1 [Member] | Burbank, CA [Member]
Schedule Of Available For Sale Securities [Line Items]
Month Acquired				December
Units				148
Maturity Date				Dec. 01, 2040
Interest Rate	[7]			6.45%
Initial Principal Amount | $				$ 14,000,000
Residency at Empire [Member] | MRB and Taxable MRB Commitments [Member] | Series BB-2 [Member] | Burbank, CA [Member]
Schedule Of Available For Sale Securities [Line Items]
Month Acquired				December
Units				148
Maturity Date				Dec. 01, 2040
Interest Rate	[7]			6.45%
Initial Principal Amount | $				$ 4,000,000
Residency at Empire [Member] | MRB and Taxable MRB Commitments [Member] | Series BB-3 [Member] | Burbank, CA [Member]
Schedule Of Available For Sale Securities [Line Items]
Month Acquired	[8]			December
Units	[8]			148
Maturity Date	[8]			Dec. 01, 2040
Interest Rate	[7],[8]			6.45%
Initial Principal Amount | $	[8]			$ 55,000
Residency at Empire [Member] | MRB and Taxable MRB Commitments [Member] | Series BB-4 [Member] | Burbank, CA [Member]
Schedule Of Available For Sale Securities [Line Items]
Month Acquired	[8]			December
Units	[8]			148
Maturity Date	[8]			Dec. 01, 2040
Interest Rate	[8],[9]			6.45%
The Safford [Member] | MRB and Taxable MRB Commitments [Member] | AZ [member]
Schedule Of Available For Sale Securities [Line Items]
Month Acquired	[10]		October
Units	[10]		200
Maturity Date	[10]		Oct. 10, 2026
Interest Rate	[10]		7.59%
Initial Principal Amount | $	[10]		$ 7,560,034
Live 929 Apartments [Member] | Series 2022A [Member] | Baltimore, MD [Member]
Schedule Of Available For Sale Securities [Line Items]
Month Acquired		January
Units		575
Maturity Date		Jan. 01, 2060
Interest Rate		4.30%
Initial Principal Amount | $		$ 66,365,000

[1] The Partnership has committed to provide funding for the Series J-3 and Series J-4 MRBs of $26.1 million and $16.4 million, respectively. See Note 19.

[2] The interest rate is subject to an all-in floor of 3.87%. Upon stabilization, the Series J-4 MRB will become subordinate to the Series J-1, J-2 and J-3 MRBs and will convert to a fixed rate of 8.0%. Upon stabilization of the property, the MRB will be partially repaid and the maximum balance of the MRB after stabilization will not exceed $1.5 million.

[3] The Partnership has committed to provide funding for the Series J-5 MRB totaling $5.0 million. See Note 19.

[4] The interest rate is subject to an all-in floor of 3.87%.

[5] The investment was previously reported as a bond purchase commitment that has converted to an MRB.

[6] Village Point is a seniors housing property with 120 beds in 92 units.

[7] In December 2029, the interest rate will reset to the greater of (i) 3.25% over the then 10-Year SOFR Swap rate, or (ii) 6.00%.

[8] The Partnership has committed to provide additional funding during construction for the Series BB-3 and Series BB-4 MRBs of $13.9 million and $47.0 million, respectively. See Note 19.

[9] Upon stabilization, the MRB will resize to an amount not to exceed $3.3 million and become subordinate to the other senior MRBs of the borrower. In December 2029, the interest rate will convert to a fixed rate of 10.0%.

[10] The Partnership has committed to provide funding for The Safford MRB totaling $43.0 million. See Note 19.