Condensed Consolidated Statement of Changes in Stockholders' Equity (Unaudited) - USD ($)	Common Stock Outstanding [Member]	Additional Paid-in Capital [Member]	Treasury Stock, Common [Member]	Deferred Compensation, Share-Based Payments [Member]	Retained Earnings [Member]	Total
Balance (in shares) at Dec. 31, 2022	27,044,900
Balance at Dec. 31, 2022	$ 195,471	$ 94,048,603	$ (3,749,027)	$ (5,697,900)	$ (70,863,049)	$ 13,934,098
Issuance of common stock under equity incentive plan (in shares)	1,421,250
Issuance of common stock under equity incentive plan	$ 1,421	2,638,529	0	(2,444,054)	0	195,896
Deferred compensation amortization				308,676		308,676
Purchase of treasury stock costs	0	0	(8,529)	0	0	(8,529)
Net (loss)	$ 0	0	0	0	14,833	14,833
Balance (in shares) at Mar. 31, 2023	28,466,150
Balance at Mar. 31, 2023	$ 196,892	96,687,132	(3,757,556)	(7,833,278)	(70,848,216)	14,444,974
Balance (in shares) at Dec. 31, 2023	28,671,606
Balance at Dec. 31, 2023	$ 197,087	97,479,830	(4,362,150)	(6,907,775)	(71,338,153)	15,068,839
Issuance of common stock under equity incentive plan (in shares)	107,600
Issuance of common stock under equity incentive plan	$ 107	153,118	0	0	0	153,226
Deferred compensation amortization				346,047		346,047
Purchase of treasury stock costs	0	0	(44,823)	0	0	(44,823)
Net (loss)	$ 0	0	0	0	(250,188)	(250,188)
Balance (in shares) at Mar. 31, 2024	28,779,206
Balance at Mar. 31, 2024	$ 197,194	$ 97,632,948	$ (4,406,973)	$ (6,561,728)	$ (71,588,341)	$ 15,273,100