Statements of Changes in Stockholders' Equity (Unaudited) - USD ($)	Common Stock [Member]	Treasury Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Total
Balances (in shares) at Dec. 31, 2020	1,942,495
Balances at Dec. 31, 2020	$ 59,335	$ 0	$ 0	$ 15,727,503	$ 15,786,838
Net income (loss)	$ 0	0	0	789,664	789,664
Balances (in shares) at Sep. 30, 2021	1,942,495
Balances at Sep. 30, 2021	$ 59,335	0	0	16,517,167	16,576,502
Balances (in shares) at Jun. 30, 2021	1,942,495
Balances at Jun. 30, 2021	$ 59,335	0	0	16,328,658	16,387,993
Share-based compensation		0
Net income (loss)	$ 0		0	188,509	188,509
Balances (in shares) at Sep. 30, 2021	1,942,495
Balances at Sep. 30, 2021	$ 59,335	0	0	16,517,167	16,576,502
Balances (in shares) at Dec. 31, 2021	1,942,495
Balances at Dec. 31, 2021	$ 59,335	0	0	16,546,852	16,606,187
Issuances under share-based compensation (in shares)	46,206
Issuances under share-based compensation	$ 0	0	0	0	0
Share-based compensation	0	0	707,788	0	707,788
Repurchases of common stock	0	(176,592)	0	0	(176,592)
Net income (loss)	$ 0	0	0	(323,654)	(323,654)
Balances (in shares) at Sep. 30, 2022	1,988,701
Balances at Sep. 30, 2022	$ 59,335	(176,592)	707,788	16,223,198	16,813,729
Balances (in shares) at Jun. 30, 2022	1,974,079
Balances at Jun. 30, 2022	$ 59,335	(131,335)	414,291	16,274,901	16,617,192
Issuances under share-based compensation (in shares)	14,622
Issuances under share-based compensation		0	0	0	0
Share-based compensation	$ 0	0	293,497	0	293,497
Repurchases of common stock	0	(45,257)	0	0	(45,257)
Net income (loss)	$ 0	0	0	(51,703)	(51,703)
Balances (in shares) at Sep. 30, 2022	1,988,701
Balances at Sep. 30, 2022	$ 59,335	$ (176,592)	$ 707,788	$ 16,223,198	$ 16,813,729