Condensed Consolidated Statements of Stockholders Equity (Unaudited) - USD ($)	Preferred Stock Series B [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Total
Beginning balance, value at Dec. 31, 2019		$ 33,637	$ 479,197,849	$ (464,026,774)	$ 15,204,712
Beginning balance, shares at Dec. 31, 2019		33,637,501
Issuance of stock options/restricted stock for compensation and services			86,662		86,662
Net loss				(1,172,786)	(1,172,786)
Ending balance, value at Mar. 31, 2020		$ 33,637	479,284,511	(465,199,560)	14,118,588
Ending balance, shares at Mar. 31, 2020		33,637,501
Beginning balance, value at Dec. 31, 2019		$ 33,637	479,197,849	(464,026,774)	15,204,712
Beginning balance, shares at Dec. 31, 2019		33,637,501
Net loss					(2,514,276)
Ending balance, value at Jun. 30, 2020		$ 33,637	479,371,170	(466,541,050)	12,863,757
Ending balance, shares at Jun. 30, 2020		33,637,501
Beginning balance, value at Mar. 31, 2020		$ 33,637	479,284,511	(465,199,560)	14,118,588
Beginning balance, shares at Mar. 31, 2020		33,637,501
Issuance of stock options/restricted stock for compensation and services			86,659		86,659
Net loss				(1,341,490)	(1,341,490)
Ending balance, value at Jun. 30, 2020		$ 33,637	479,371,170	(466,541,050)	12,863,757
Ending balance, shares at Jun. 30, 2020		33,637,501
Beginning balance, value at Dec. 31, 2020		$ 36,480	479,561,860	(470,727,380)	8,870,960
Beginning balance, shares at Dec. 31, 2020		36,480,038
Net loss				(1,279,303)	(1,279,303)
Ending balance, value at Mar. 31, 2021		$ 36,480	479,561,860	(472,006,683)	7,591,657
Ending balance, shares at Mar. 31, 2021		36,480,038
Beginning balance, value at Dec. 31, 2020		$ 36,480	479,561,860	(470,727,380)	$ 8,870,960
Beginning balance, shares at Dec. 31, 2020		36,480,038
Exercise of stock options, shares					300,000
Net loss					$ (2,455,099)
Ending balance, value at Jun. 30, 2021		$ 36,780	479,639,560	(473,182,479)	6,493,861
Ending balance, shares at Jun. 30, 2021		36,780,038
Beginning balance, value at Mar. 31, 2021		$ 36,480	479,561,860	(472,006,683)	7,591,657
Beginning balance, shares at Mar. 31, 2021		36,480,038
Exercise of stock options		$ 300	77,700		78,000
Exercise of stock options, shares		300,000
Net loss				(1,175,796)	(1,175,796)
Ending balance, value at Jun. 30, 2021		$ 36,780	$ 479,639,560	$ (473,182,479)	$ 6,493,861
Ending balance, shares at Jun. 30, 2021		36,780,038