Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	3 Months Ended		12 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Cash flows from operating activities:
Net income	$ 2,981,757	$ 6,451,813
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization expense	709,438	820,808
Gain on sale of investment in securities	(1,416,023)
Provision for credit loss	1,357,681	0
Contingent interest realized on investing activities	(12,043)	(3,012,102)
(Gain) loss on derivatives, net of cash paid	(25,201)	353,127
Restricted unit compensation expense	39,068	184,184
Bond premium/discount amortization	(27,923)	(52,456)
Debt premium amortization	(10,111)
Amortization of deferred financing costs	358,908	361,305
Deferred income tax expense & income tax payable/receivable	6,914	310,496
Change in preferred return receivable from unconsolidated entities, net	(1,391,572)	(1,556,390)
Changes in operating assets and liabilities
Increase in interest receivable	(473,070)	(663,475)
(Increase) decrease in other assets	(105,961)	722,938
Increase (decrease) in accounts payable and accrued expenses	352,242	(354,666)
Net cash provided by operating activities	2,344,104	3,565,582
Cash flows from investing activities:
Capital expenditures	(86,209)	(54,337)
Acquisition of mortgage revenue bonds		(6,050,000)
Contributions to unconsolidated entities	(10,270,291)	(6,594,286)
Principal payments received on taxable mortgage revenue bonds	2,138	1,954
Principal payments received on property loans and contingent interest	12,043	11,379,737
Net cash provided by investing activities	37,477,567	8,281,471
Cash flows from financing activities:
Distributions paid	(8,316,733)	(8,284,917)
Repurchase of BUCs	(2,106,673)
Proceeds from debt financing		5,263,500
Principal payments on debt financing	(36,013,217)	(2,976,289)
Principal payments on mortgages payable	(120,958)	(104,685)
Principal payments on unsecured lines of credit	(660,000)
Decrease in security deposit liability related to restricted cash	(30,549)	(10,455)
Debt financing and other deferred costs	(720)
Net cash used in financing activities	(47,248,850)	(6,112,846)
Net increase (decrease) in cash, cash equivalents and restricted cash	(7,427,179)	5,734,207
Cash, cash equivalents and restricted cash at beginning of period	43,185,981	33,268,611	$ 33,268,611
Cash, cash equivalents and restricted cash at end of period	35,758,802	39,002,818	$ 43,185,981
Supplemental disclosure of cash flow information:
Cash paid during the period for interest	4,880,193	5,514,997
Cash paid during the period for income taxes	4,500
Supplemental disclosure of noncash investing and financing activities:
Distributions declared but not paid for BUCs and General Partner	7,604,401	8,393,271
Distributions declared but not paid for Series A Preferred Units	708,750	708,750
Capital expenditures financed through accounts payable	3,959	850
Deferred financing costs financed through accounts payable	103,300	4,843
Public housing capital fund trusts [Member]
Cash flows from investing activities:
Principal payments received		2,767,166
Proceeds from sale of PHC Certificates	43,349,357
Mortgage Revenue Bonds [Member]
Cash flows from investing activities:
Principal payments received	$ 4,470,529	$ 6,831,237