CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Revenues
Rental income	$ 11,719,165	$ 11,485,511
Total revenues	12,190,715	11,944,850
Expenses
Property operations	4,549,038	4,169,182
General and administrative	2,876,300	2,580,899
Depreciation and amortization	1,634,044	1,619,239
Business development	20,080	48,340
Total expenses	9,079,462	8,417,660
Operating income	3,111,253	3,527,190
Other income (expense)
Dividend and interest income	265,046	120,575
Unrealized gain (loss) on marketable equity securities	408,876	(1,117,029)
Interest expense	(846,406)	(780,223)
Gain on Paycheck Protection Program (PPP) loan forgiveness		307,210
Total other expense, net	(172,484)	(1,469,467)
Net income and comprehensive income	$ 2,938,769	$ 2,057,723
Earnings per share
Basic	$ 0.26	$ 0.19
Diluted	$ 0.26	$ 0.19
Weighted average shares outstanding
Basic	11,045,699	10,845,884
Diluted	11,087,217	10,900,041
Other property related income
Revenues
Revenues	$ 392,577	$ 375,571
Management fees and other income
Revenues
Revenues	$ 78,973	$ 83,768