Segment Disclosures - Summary of Reportable Segments (Detail) - USD ($)	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Segment Reporting Information [Line Items]
Total revenues	$ 8,156,472	$ 8,243,760
Property operating expenses	(5,841,100)	(5,476,541)
Net operating income	2,315,372	2,767,219
Property operating expenses – affiliates	600,357	702,792
General and administrative	374,003	307,197
Depreciation	1,831,010	2,190,012
Intangible amortization expense		626,332
Interest expense	1,953,508	2,361,159
Interest expense – debt issuance costs	95,081	123,340
Loss on extinguishment of debt	1,985,602
Gain on sale of real estate, net	(12,101,937)
Other income (loss)	(569,468)	21,406
Net income (loss)	8,147,216	(3,565,019)
Student Housing [Member]
Segment Reporting Information [Line Items]
Total revenues	1,197,910	2,021,487
Senior Housing [Member]
Segment Reporting Information [Line Items]
Total revenues	6,958,562	6,222,273
Operating Segments | Student Housing [Member]
Segment Reporting Information [Line Items]
Property operating expenses	(627,907)	(998,385)
Net operating income	570,003	1,023,102
Property operating expenses – affiliates	122,381	235,801
Depreciation	455,747	842,088
Interest expense	309,751	535,350
Interest expense – debt issuance costs	14,139	26,496
Loss on extinguishment of debt	1,985,602
Gain on sale of real estate, net	(12,101,937)
Net income (loss)	9,784,320	(616,633)
Operating Segments | Senior Housing [Member]
Segment Reporting Information [Line Items]
Property operating expenses	(5,213,193)	(4,478,156)
Net operating income	1,745,369	1,744,117
Property operating expenses – affiliates	477,976	466,991
Depreciation	1,371,383	1,345,523
Intangible amortization expense		626,332
Interest expense	1,643,757	1,825,809
Interest expense – debt issuance costs	80,942	96,844
Other income (loss)	80
Net income (loss)	(1,828,769)	(2,617,382)
Corporate and Other [Member]
Segment Reporting Information [Line Items]
General and administrative	374,003	307,197
Depreciation	3,880	2,401
Other income (loss)	(569,548)	21,406
Net income (loss)	191,665	331,004
Leasing And Leasing Related Revenues [Member]
Segment Reporting Information [Line Items]
Total revenues	7,991,356	8,204,680
Leasing And Leasing Related Revenues [Member] | Operating Segments | Student Housing [Member]
Segment Reporting Information [Line Items]
Total revenues	1,197,910	2,021,487
Leasing And Leasing Related Revenues [Member] | Operating Segments | Senior Housing [Member]
Segment Reporting Information [Line Items]
Total revenues	6,793,446	6,183,193
Other Revenues [Member]
Segment Reporting Information [Line Items]
Total revenues	165,116	39,080
Other Revenues [Member] | Operating Segments | Senior Housing [Member]
Segment Reporting Information [Line Items]
Total revenues	$ 165,116	$ 39,080