Condensed Consolidated Statements of Changes in Stockholders' Equity (Unaudited) - USD ($)	Total	Common Stock	Accumulated Deficit [Member]
Balance, Shares at Dec. 31, 2020		22,215,512
Balance, Amount at Dec. 31, 2020	$ 2,356,978	$ 24,763,447	$ (22,406,469)
Amortization Of Value Of Stock Options	6,369	6,369
Net Income For Three Months Ended March 31, 2021	827,408	$ 0	827,408
Balance, Shares at Mar. 31, 2021		22,215,512
Balance, Amount at Mar. 31, 2021	3,190,755	$ 24,769,816	(21,579,061)
Balance, Shares at Dec. 31, 2021		22,215,512
Balance, Amount at Dec. 31, 2021	2,894,564	$ 24,791,568	(21,897,004)
Amortization Of Value Of Stock Options	7,623	7,623
Net Income For Three Months Ended March 31, 2021	(136,696)	$ 0	(136,696)
Balance, Shares at Mar. 31, 2022		22,215,512
Balance, Amount at Mar. 31, 2022	$ 2,765,491	$ 24,799,191	$ (22,033,700)