Statements of Changes in Stockholders' Equity (Unaudited) - USD ($)	Common Stock [Member]	Treasury Stock, Common [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Total
Balances (in shares) at Dec. 31, 2022	1,988,701	(176,592)
Balances at Dec. 31, 2022	$ 59,335		$ 2,308,537	$ 15,229,134	$ 17,420,414
Share-based compensation	0	$ 0	630,829	0	630,829
Net income	$ 0	$ 0	0	(134,411)	(134,411)
Balances, June 30, 2024 (in shares) at Jun. 30, 2023	1,988,701	(176,592)
Balances, June 30, 2024 at Jun. 30, 2023	$ 59,335		2,939,366	15,094,723	17,916,832
Balances (in shares) at Mar. 31, 2023	1,988,701	(176,592)
Balances at Mar. 31, 2023	$ 59,335		2,835,007	14,991,495	17,709,245
Share-based compensation	0	$ 0	104,359	0	104,359
Net income	$ 0	$ 0	0	103,228	103,228
Balances, June 30, 2024 (in shares) at Jun. 30, 2023	1,988,701	(176,592)
Balances, June 30, 2024 at Jun. 30, 2023	$ 59,335		2,939,366	15,094,723	17,916,832
Balances (in shares) at Dec. 31, 2023	2,014,283	(263,748)
Balances at Dec. 31, 2023	$ 59,335		3,150,376	15,372,095	$ 18,318,058
Issuances under share-based compensation (in shares)	51,761	0			123,549
Issuances under share-based compensation			0	0	$ 0
Share-based compensation	$ 0	$ 0	211,010	0	211,010
Repurchases of common stock	0	(208,854)	0	0	(208,854)
Net income	$ 0	$ 0	0	163,949	163,949
Balances, June 30, 2024 (in shares) at Jun. 30, 2024	2,066,044	(472,602)
Balances, June 30, 2024 at Jun. 30, 2024	$ 59,335		3,361,386	15,536,044	18,484,163
Balances (in shares) at Mar. 31, 2024	2,014,283	(263,748)
Balances at Mar. 31, 2024	$ 59,335		3,255,881	14,970,766	18,022,234
Issuances under share-based compensation (in shares)	51,761	0
Issuances under share-based compensation			0	0	0
Share-based compensation	$ 0	$ 0	105,505	0	105,505
Repurchases of common stock	0	(208,854)			(208,854)
Net income	$ 0	$ 0	0	565,278	565,278
Balances, June 30, 2024 (in shares) at Jun. 30, 2024	2,066,044	(472,602)
Balances, June 30, 2024 at Jun. 30, 2024	$ 59,335		$ 3,361,386	$ 15,536,044	$ 18,484,163