Consolidated Statements of Cash Flows - USD ($)		12 Months Ended
		Dec. 31, 2020	Dec. 31, 2019
Cash flows from operating activities:
Net income		$ 7,208,828	$ 30,492,151
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization expense		2,810,073	3,091,417
Provision for loan loss	[1]	911,232
Gain on sale of investment in securities		(1,416,023)
Provision for credit loss		7,318,590
Gain on sale of investment in an unconsolidated entity			(16,141,797)
Contingent interest realized on investing activities		(12,043)	(3,045,462)
Impairment charge on real estate assets		25,200	75,000
(Gain) loss on derivatives, net of cash paid		(310,592)	615,722
Restricted unit compensation expense		1,017,938	3,636,091
Bond premium/discount amortization		(117,831)	(135,648)
Debt premium amortization		(40,484)	(18,513)
Amortization of deferred financing costs		1,450,398	1,713,534
Deferred income tax expense & income tax payable/receivable		9,564	(29,343)
Change in preferred return receivable from unconsolidated entities, net		(3,399,130)	(2,246,395)
Changes in operating assets and liabilities
Increase in interest receivable		(779,643)	(420,594)
Decrease in other assets		213,890	672,803
Increase (decrease) in accounts payable and accrued expenses		951,530	(264,717)
Net cash provided by operating activities		15,841,497	17,994,249
Cash flows from investing activities:
Capital expenditures		(416,820)	(126,732)
Acquisition of mortgage revenue bonds		(9,513,450)	(19,250,000)
Advances on governmental issuer loans		(64,863,657)
Contributions to unconsolidated entities		(24,259,742)	(25,274,899)
Advances on property loans		(5,832,857)	(405,717)
Proceeds from sale of investment in an unconsolidated entity		7,762,166	33,215,533
Principal payments received on taxable mortgage revenue bonds		8,846	53,086
Principal payments received on property loans and contingent interest		12,043	11,413,098
Net cash provided by (used in) investing activities		(38,143,016)	23,192,923
Cash flows from financing activities:
Distributions paid		(25,421,349)	(35,336,852)
Repurchase of BUCs		(2,106,673)
Payment of tax withholding related to restricted unit awards		(35,945)	(1,581,423)
Proceeds from debt financing		285,438,000	122,921,712
Principal payments on debt financing		(147,692,836)	(92,811,848)
Principal payments on mortgages payable		(826,337)	(739,897)
Principal borrowing on unsecured lines of credit		10,492,728	23,200,000
Principal payments on unsecured lines of credit		(16,217,728)	(45,659,200)
Decrease in security deposit liability related to restricted cash		(100,558)	(22,199)
Debt financing and other deferred costs		(1,423,178)	(1,240,095)
Net cash provided by (used in) financing activities		102,106,124	(31,269,802)
Net increase in cash, cash equivalents and restricted cash		79,804,605	9,917,370
Cash, cash equivalents and restricted cash at beginning of period		43,185,981	33,268,611
Cash, cash equivalents and restricted cash at end of period		122,990,586	43,185,981
Supplemental disclosure of cash flow information:
Cash paid during the period for interest		19,139,218	22,084,197
Cash paid during the period for income taxes		71,427	340,374
Supplemental disclosure of noncash investing and financing activities:
Distributions declared but not paid for BUCs and General Partner		3,686,283	7,607,984
Distributions declared but not paid for Series A Preferred Units		708,750	708,750
Deferred financing costs financed through accounts payable		37,322	73,724
Public housing capital fund trusts [Member]
Cash flows from investing activities:
Principal payments received			6,300,042
Proceeds from sale of PHC Certificates		43,349,357
Mortgage Revenue Bonds [Member]
Cash flows from investing activities:
Principal payments received		$ 15,611,098	$ 17,268,512

[1] ^{The provision for loan loss is related to the Live 929 Apartments property loan.}