Condensed Consolidated Statements of Stockholders Equity (Unaudited) - USD ($)	Series B Preferred Shares [Member]	Common Stock [Member]	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					(2,700,483)
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
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
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
Net loss					(2,514,276)
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
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