Investment Properties - 2021 Acquisition (Details) - USD ($)	Aug. 27, 2021	May 14, 2021	Sep. 30, 2022	Dec. 31, 2021
Real Estate [Line Items]
Investment property			$ 77,326,431	$ 69,407,915
Lancer Center Property
Real Estate [Line Items]
Investment property		$ 9,902,876
Lease intangibles and other assets		1,023,753
Above market leases		157,438
Below market leases		(878,682)
Fair value of net assets acquired		10,205,385
Purchase consideration:
Consideration paid with cash		3,783,515
Consideration paid with new mortgage debt, net		6,421,870
Total consideration		$ 10,205,385
Greenbrier Business Center Property
Real Estate [Line Items]
Investment property	$ 6,896,803
Lease intangibles and other assets	583,940
Restricted cash acquired	150,000
Above market leases	48,186
Below market leases	(100,167)
Fair value of net assets acquired	7,578,762
Purchase consideration:
Consideration paid with cash	3,097,162
Consideration paid with assumed mortgage debt, net	4,481,600
Total consideration	7,578,762
Combined Lancer Center and Greenbrier Business Center Properties
Real Estate [Line Items]
Investment property	16,799,679
Lease intangibles and other assets	1,607,693
Restricted cash acquired	150,000
Above market leases	205,624
Below market leases	(978,849)
Fair value of net assets acquired	17,784,147
Purchase consideration:
Consideration paid with cash	6,880,677
Consideration paid with new mortgage debt, net	6,421,870
Consideration paid with assumed mortgage debt, net	4,481,600
Total consideration	$ 17,784,147