Summary of Significant Accounting Policies - Additional Information (Details)		3 Months Ended		9 Months Ended		12 Months Ended
	Aug. 31, 2020 shares	Sep. 30, 2022 USD ($) $ / shares shares	Sep. 30, 2021 USD ($)	Sep. 30, 2022 USD ($) $ / shares shares	Sep. 30, 2021 USD ($)	Dec. 31, 2021 USD ($) shares	Dec. 31, 2017 USD ($) Partnership item
Accounting Policies [Line Items]
Allowance for uncollectible tenant receivables		$ 18,219		$ 18,219		$ 13,010
Percentage of taxable income required to be distributed to shareholders				90.00%
Tenant in common interest exchanged for operating partnership units (as a percent)						3.45%
Tenant in common interest exchanged, operating partnership units issued (in shares) | shares						93,850
Net (loss) income		$ (1,744,134)	$ (875,466)	$ (3,732,456)	$ (3,824,032)
Noncontrolling Operating Partnership Units | Partnership							125,000
Number of participate elected for exchange | item							721
Number of Operating Partnership units into shares of Common Stock | shares	5,319
Common stock, par value per share (in dollars per share) | $ / shares		$ 0.01		$ 0.01
Less: Net income (loss) attributable to Operating Partnership noncontrolling interests		$ (14,926)	(450)	$ (20,275)	3,023
Hampton Inn Property
Accounting Policies [Line Items]
Amounts incurred for payroll salaries and wages, payroll taxes and other employee benefits		0	250,724	0	622,844
Income tax expense			0		0
Net loss (income) attributable to noncontrolling interests			1,590		19,845
Hampton Inn Property | Noncontrolling Interests
Accounting Policies [Line Items]
Net (loss) income			1,590		19,845
Hanover Square Property
Accounting Policies [Line Items]
Net loss (income) attributable to noncontrolling interests		8,468	(4,591)	15,421	(14,398)
Hanover Square Property | Noncontrolling Interests
Accounting Policies [Line Items]
Net (loss) income		8,468	(4,591)	15,421	(14,398)
Clemson Best Western Property
Accounting Policies [Line Items]
Amounts incurred for payroll salaries and wages, payroll taxes and other employee benefits		198,024	119,345	469,839	339,863
Income tax expense		0	0	0	0
Accrued Income Taxes						$ 9,877
Parkway Property
Accounting Policies [Line Items]
Net loss (income) attributable to noncontrolling interests		16,782		31,027
Parkway Property | Noncontrolling Interests
Accounting Policies [Line Items]
Net (loss) income		16,782		31,027
Hampton Inn Property
Accounting Policies [Line Items]
Net (loss) income			7,224		90,202
Hanover Square Property
Accounting Policies [Line Items]
Net (loss) income		52,923	(28,698)	96,382	(89,996)
Parkway Property
Accounting Policies [Line Items]
Net (loss) income		93,231		172,368
Operating Partnership
Accounting Policies [Line Items]
Net (loss) income		(1,233,543)	(34,331)	(1,671,091)	147,189
Operating Partnership | Noncontrolling Interests
Accounting Policies [Line Items]
Net (loss) income		$ (14,926)	$ (450)	$ (20,275)	$ 3,023
Percentage of outstanding operating partnership units		1.21%				1.31%
Weighted average of net income (loss) allocated to noncontrolling unit holders		0.0121	0.0131	0.0121	0.0205
Operating Partnership | Members of the selling LLC
Accounting Policies [Line Items]
Investment of non-controlling owner							$ 1,175,000
Retail center property tenant reimbursements
Accounting Policies [Line Items]
Operating lease income			$ 217,828		$ 607,646
Flex center property tenant reimbursements
Accounting Policies [Line Items]
Operating lease income			$ 56,310		$ 143,320
Hampton Inn Property
Accounting Policies [Line Items]
Ownership percentage by noncontrolling owners			22.00%		22.00%
Operating Partnership units outstanding | shares		213,531		213,531
Hanover Square Property
Accounting Policies [Line Items]
Percentage by parent		84.00%		84.00%
Ownership percentage by noncontrolling owners		16.00%	16.00%	16.00%	16.00%
Parkway Property
Accounting Policies [Line Items]
Percentage by parent		82.00%		82.00%
Ownership percentage by noncontrolling owners		18.00%		18.00%
Parkway Property | Noncontrolling Interests
Accounting Policies [Line Items]
Net (loss) income		$ 16,782		$ 31,027