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Period Type:

Loans Payable - Additional Information (Details)										2 Months Ended	3 Months Ended		9 Months Ended		12 Months Ended
Loans Payable - Additional Information (Details)	Jan. 01, 2023	Sep. 30, 2022 USD ($)	Jun. 13, 2022 USD ($)	Dec. 31, 2021 USD ($)	Nov. 08, 2021 USD ($)	Oct. 28, 2021	Oct. 06, 2021 USD ($)	Mar. 31, 2021	Oct. 27, 2020 USD ($)	Jan. 05, 2021 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2021 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2021 USD ($)	Dec. 31, 2021 USD ($)	Jun. 30, 2022 USD ($)	May 11, 2021 item	Jan. 06, 2021 item
Debt Instrument [Line Items]
Debt service coverage ratio			not less than 1.50 to 1.00
Cash		$ 4,863,963		$ 4,370,405							$ 4,863,963	$ 8,526,063	$ 4,863,963	$ 8,526,063	$ 4,370,405
Number of conversations \| item																	17	17
Escrows fund		897,434		1,523,837							897,434		897,434		1,523,837
Loss on extinguishment of debt											(219,532)		(389,207)
Fees paid													84,900
Mortgages Payable
Debt Instrument [Line Items]
Mortgages payables		61,552,851		54,517,822							61,552,851		61,552,851		54,517,822
Unamortized issuance costs, net		752,580		825,544							752,580		752,580		825,544
Mortgages payable, net, associated with assets held for sale
Debt Instrument [Line Items]
Unamortized issuance costs, net				134,632											134,632
Wells Fargo Line of Credit
Debt Instrument [Line Items]
Basis spread on variable rate			2.25%
Term of loan			1 year
Parkway Property \| Interest Rate Protection Transaction
Debt Instrument [Line Items]
Interest rate exposure cap						5.25%
Description of interest rate						capped at 5.25 percent if USD 1-Month ICE LIBOR exceeds 3 percent
Fair value of derivative		$ 283,461		$ 37,350							$ 283,461		$ 283,461		37,350
Parkway Property \| Interest Rate Protection Transaction \| ICE LIBOR
Debt Instrument [Line Items]
Description of interest rate		3.143		0.102
Basis spread on variable rate						3.00%
Franklin Square Property \| Mortgages Payable
Debt Instrument [Line Items]
Maturity extension period							30 days
Additional maturity period							30 days
Cash proceeds used to fund escrows and to repay the remaining balance of the original mortgage loan.					$ 2,242,273
Interest Rate		3.808%									3.808%		3.808%
Term of loan					10 years
Refinance with new mortgage payable		$ 13,250,000		$ 13,250,000							$ 13,250,000		$ 13,250,000		13,250,000
Net worth to be maintained by the entity (excluding mortgaged property's assets and liabilities)		$ 13,250,000									$ 13,250,000		$ 13,250,000
Principal Amount					$ 13,250,000		$ 14,275,000
Amortization schedule of the mortgage loan													30 years
Loan issuance costs					$ 283,721
Minimum liquid assets to be maintained				1,000,000											1,000,000	$ 1,000,000
Franklin Square Property \| Mortgages Payable \| Monthly payments till January 6, 2025
Debt Instrument [Line Items]
Interest Rate		3.808%									3.808%		3.808%
Fixed monthly payment including principal and interest													$ 61,800
Hanover Square Property \| Mortgages Payable
Debt Instrument [Line Items]
Interest Rate		4.25%									4.25%		4.25%
Term of loan	5 years
Debt service coverage ratio													excess of 1.35
Loan-to-value of real estate ratio													75.00%
Refinance with new mortgage payable		$ 9,943,087		10,134,667							$ 9,943,087		$ 9,943,087		10,134,667
Fixed monthly payment including principal and interest													$ 56,882
Amortization schedule of the mortgage loan													25 years
Hanover Square Property \| Mortgages Payable \| US Treasury Securities Interest Rate
Debt Instrument [Line Items]
Basis spread on variable rate	3.00%
Hanover Square Property \| Mortgages Payable \| US Treasury Securities Interest Rate \| Minimum
Debt Instrument [Line Items]
Interest Rate	4.25%
Ashley Plaza Property \| Mortgages Payable
Debt Instrument [Line Items]
Interest Rate		3.75%									3.75%		3.75%
Refinance with new mortgage payable		$ 10,966,333		11,127,111							$ 10,966,333		$ 10,966,333		$ 11,127,111
Fixed monthly payment including principal and interest													$ 52,795
Amortization schedule of the mortgage loan													30 years
Clemson Best Western Property
Debt Instrument [Line Items]
Loss on extinguishment of debt											219,532
Fees paid											84,900
Debt refinancing charges											$ 227,164	$ 0	$ 227,164	$ 0
Clemson Best Western Property \| Mortgages payable, net, associated with assets held for sale
Debt Instrument [Line Items]
Description of interest rate								LIBOR with a minimum rate of 7.15 percent
Effective interest rate													7.15%		7.15%
Refinance with new mortgage payable				7,750,000											$ 7,750,000
Clemson Best Western Property \| Mortgages payable, net, associated with assets held for sale \| Minimum
Debt Instrument [Line Items]
Interest Rate								7.15%
Clemson Best Western Property \| Mortgages payable, net, associated with assets held for sale \| LIBOR
Debt Instrument [Line Items]
Basis spread on variable rate								4.90%
Lancer Center Property \| Mortgages Payable
Debt Instrument [Line Items]
Interest Rate		4.00%									4.00%		4.00%
Refinance with new mortgage payable				6,488,034											6,488,034
Fixed monthly payment including principal and interest													$ 34,667
Amortization schedule of the mortgage loan													25 years
Loss on extinguishment of debt											$ 0		$ 113,282
Brookfield Center Property. \| Mortgages Payable
Debt Instrument [Line Items]
Interest Rate		3.90%									3.90%		3.90%
Refinance with new mortgage payable		$ 4,685,210		4,758,344							$ 4,685,210		$ 4,685,210		4,758,344
Fixed monthly payment including principal and interest													$ 22,876
Amortization schedule of the mortgage loan													30 years
Greenbrier Business Center Property \| Mortgages Payable
Debt Instrument [Line Items]
Interest Rate		4.00%									4.00%		4.00%
Refinance with new mortgage payable				4,495,000											$ 4,495,000
Fixed monthly payment including principal and interest													$ 23,873
Amortization schedule of the mortgage loan													25 years
Loss on extinguishment of debt											$ 0		$ 56,393
Parkway Property \| Mortgages Payable
Debt Instrument [Line Items]
Effective interest rate													4.814%		2.3493%
Refinance with new mortgage payable		$ 5,010,286		$ 5,090,210							$ 5,010,286		$ 5,010,286		$ 5,090,210
Fixed monthly payment including principal and interest													$ 19,720
Amortization schedule of the mortgage loan													30 years
Parkway Property \| Mortgages Payable \| LIBOR
Debt Instrument [Line Items]
Basis spread on variable rate													2.25%
Parkway Property \| Mortgages Payable \| LIBOR \| Minimum
Debt Instrument [Line Items]
Interest Rate		2.25%									2.25%		2.25%
Wells Fargo Facility \| Mortgages Payable
Debt Instrument [Line Items]
Maturity period			5 years
Interest Rate		4.50%	4.50%								4.50%		4.50%
Refinance with new mortgage payable		$ 18,450,515									$ 18,450,515		$ 18,450,515
Fixed monthly payment including principal and interest			$ 103,438
Principal Amount			$ 18,609,500
Minimum debt yield			9.50%
Amortization schedule of the mortgage loan			25 years
Minimum liquid assets to be maintained			$ 1,500,000
Convertible Debentures
Debt Instrument [Line Items]
Effective interest rate									5.00%
Term of loan													1 year
Discount										$ 250,000
Debt Issuance Costs										518,517
Principal Amount									$ 5,000,000	5,000,000
Convertible Debentures \| Common Stock
Debt Instrument [Line Items]
Debt issuance costs paid in common shares										$ 123,000