Summary of Significant Accounting Policies - Additional Information (Details)		3 Months Ended		6 Months Ended		12 Months Ended
	Aug. 31, 2020 shares	Jun. 30, 2022 USD ($) $ / shares shares	Jun. 30, 2021 USD ($)	Jun. 30, 2022 USD ($) $ / shares shares	Jun. 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		$ (1,007,939)	$ (640,824)	$ (1,988,322)	$ (2,948,566)
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		$ (4,376)	1,433	$ (5,349)	3,473
Hampton Inn Property
Accounting Policies [Line Items]
Amounts incurred for payroll salaries and wages, payroll taxes and other employee benefits		0	207,663	0	372,090
Income tax expense			0		0
Net loss (income) attributable to noncontrolling interests			43,493		18,255
Hampton Inn Property | Noncontrolling Interests
Accounting Policies [Line Items]
Net (loss) income			43,493		18,255
Hanover Square Property
Accounting Policies [Line Items]
Net loss (income) attributable to noncontrolling interests		7,272	(2,787)	6,953	(9,807)
Hanover Square Property | Noncontrolling Interests
Accounting Policies [Line Items]
Net (loss) income		7,272	(2,787)	6,953	(9,807)
Clemson Best Western Property
Accounting Policies [Line Items]
Amounts incurred for payroll salaries and wages, payroll taxes and other employee benefits		139,876	116,965	271,815	220,518
Income tax expense		0		0
Parkway Property
Accounting Policies [Line Items]
Net loss (income) attributable to noncontrolling interests		4,052		14,245
Parkway Property | Noncontrolling Interests
Accounting Policies [Line Items]
Net (loss) income		4,052		14,245
Hampton Inn Property
Accounting Policies [Line Items]
Net (loss) income			197,695		82,978
Hanover Square Property
Accounting Policies [Line Items]
Net (loss) income		45,451	(17,416)	43,459	(61,298)
Parkway Property
Accounting Policies [Line Items]
Net (loss) income		22,513		79,137
Operating Partnership
Accounting Policies [Line Items]
Net (loss) income		(361,666)	120,965	(437,548)	181,520
Operating Partnership | Noncontrolling Interests
Accounting Policies [Line Items]
Net (loss) income		$ (4,376)	$ 1,433	$ (5,349)	$ 3,473
Percentage of outstanding operating partnership units		1.21%				1.31%
Weighted average of net income (loss) allocated to noncontrolling unit holders		0.0121	0.0118	0.0122	0.0191
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			$ 206,470		$ 389,818
Flex center property tenant reimbursements
Accounting Policies [Line Items]
Operating lease income			$ 43,887		$ 87,010
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		$ 4,052		$ 14,245