Condensed Consolidated Statements of Stockholders Equity (Unaudited) - USD ($)	Series B Preferred Shares [Member]	Common Stock [Member]	Preferred Stock	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Total
Balance at Dec. 31, 2018		$ 33,637		$ 477,192,747	$ (456,864,085)	$ 20,362,299
Balance, shares at Dec. 31, 2018		33,637,501
Issuance of stock options/restricted stock and warrants for compensation and services				210,502		210,502
Net loss					(1,425,988)	(1,425,988)
Balance at Mar. 31, 2019		$ 33,637		477,403,249	(458,290,073)	19,146,813
Balance, shares at Mar. 31, 2019		33,637,501
Balance at Dec. 31, 2018		$ 33,637		477,192,747	(456,864,085)	20,362,299
Balance, shares at Dec. 31, 2018		33,637,501
Net loss						(4,172,022)
Balance at Sep. 30, 2019		$ 33,637		477,834,188	(461,036,107)	16,831,718
Balance, shares at Sep. 30, 2019		33,637,501
Balance at Mar. 31, 2019		$ 33,637		477,403,249	(458,290,073)	19,146,813
Balance, shares at Mar. 31, 2019		33,637,501
Issuance of stock options/restricted stock and warrants for compensation and services				214,706		214,706
Net loss					(1,274,495)	(1,274,495)
Balance at Jun. 30, 2019		$ 33,637		477,617,955	(459,564,568)	18,087,024
Balance, shares at Jun. 30, 2019		33,637,501
Issuance of stock options/restricted stock and warrants for compensation and services				216,233		216,233
Net loss					(1,471,539)	(1,471,539)
Balance at Sep. 30, 2019		$ 33,637		477,834,188	(461,036,107)	16,831,718
Balance, shares at Sep. 30, 2019		33,637,501
Balance at Dec. 31, 2019		$ 33,637		479,197,849	(464,026,774)	15,204,712
Balance, shares at Dec. 31, 2019		33,637,501
Issuance of stock options/restricted stock and warrants for compensation and services				86,662		86,662
Net loss					(1,172,786)	(1,172,786)
Balance at Mar. 31, 2020		$ 33,637		479,284,511	(465,199,560)	14,118,588
Balance, shares at Mar. 31, 2020		33,637,501
Balance at Dec. 31, 2019		$ 33,637		479,197,849	(464,026,774)	15,204,712
Balance, shares at Dec. 31, 2019		33,637,501
Exercise of stock options						4,550,000
Exercise of stock options, shares		150,000
Net loss						(5,288,834)
Balance at Sep. 30, 2020		$ 36,480		479,494,604	(469,315,606)	10,215,478
Balance, shares at Sep. 30, 2020		36,480,038
Balance at Mar. 31, 2020		$ 33,637		479,284,511	(465,199,560)	14,118,588
Balance, shares at Mar. 31, 2020		33,637,501
Issuance of stock options/restricted stock and warrants for compensation and services				86,659		86,659
Net loss					(1,341,490)	(1,341,490)
Balance at Jun. 30, 2020		$ 33,637		479,371,170	(466,541,050)	12,863,757
Balance, shares at Jun. 30, 2020		33,637,501
Exercise of stock options		$ 2,843		36,157		39,000
Exercise of stock options, shares		2,842,537
Issuance of stock options/restricted stock and warrants for compensation and services				87,277		87,277
Net loss					(2,774,558)	(2,774,558)
Balance at Sep. 30, 2020		$ 36,480		$ 479,494,604	$ (469,315,606)	$ 10,215,478
Balance, shares at Sep. 30, 2020		36,480,038