CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Cash flows from operating activities
Net income	$ 2,938,769	$ 2,057,723
Adjustments to reconcile net income to net cash provided by operating activities
Depreciation and amortization	1,634,044	1,619,239
Unrealized (gain) loss on marketable equity securities	(408,876)	1,117,029
Unrealized loss (gain) on interest rate cap premium	72,271	(113,744)
Amortization of loan procurement costs	138,735	139,895
Stock-based compensation	199,752	173,921
Gain on PPP loan forgiveness		(307,210)
Changes in operating assets and liabilities:
Accounts receivable	(1,111)	(47,658)
Prepaid expenses and other assets	(131,265)	108,861
Accounts payable and accrued expenses	81,779	48,999
Net cash provided by operating activities	4,524,098	4,797,055
Cash flows from investing activities
Improvements and equipment additions	(231,104)	(113,333)
Net cash used in investing activities	(231,104)	(113,333)
Cash flows from financing activities
Principal payments on note payable	(556,769)	(533,952)
Dividends paid	(3,222,686)	(3,014,108)
Issuance of common stock, net of expenses		2,008,436
Proceeds received on PPP loan forgiveness		307,210
Net cash used in financing activities	(3,779,455)	(1,232,414)
Net increase in cash, cash equivalents, and restricted cash	513,539	3,451,308
Cash, cash equivalents, and restricted cash, beginning of period	6,515,007	3,063,699
Cash, cash equivalents, and restricted cash, end of period	7,028,546	6,515,007
Supplemental cash flow and noncash information
Cash paid for interest	735,620	758,439
Supplemental disclosure of noncash activities:
Dividends payable	$ 8,923	$ 4,955