Condensed Consolidated Statements of Stockholders Equity (Unaudited) - USD ($)	Series B Preferred Stock [Member]	Common Stock [Member]	Additional Paid-In Capital [Member]	Accumulated Deficit [Member]	Total
Balance at Dec. 31, 2017		$ 28,037	$ 468,969,445	$ (450,852,427)	$ 18,145,055
Balance, shares at Dec. 31, 2017		28,037,501
Cumulative affect of adopting ASC 606 Adoption				6,701,950	6,701,950
Issuance of stock options/restricted stock and warrants for compensation and services			481,311		481,311
Net loss				(4,075,574)	(4,075,574)
Balance at Mar. 31, 2018		$ 28,037	469,450,756	(448,226,051)	21,252,742
Balance, shares at Mar. 31, 2018		28,037,501
Balance at Dec. 31, 2017		$ 28,037	468,969,445	(450,852,427)	18,145,055
Balance, shares at Dec. 31, 2017		28,037,501
Net loss					(10,376,203)
Balance at Sep. 30, 2018		$ 33,637	476,843,206	(454,526,680)	22,350,163
Balance, shares at Sep. 30, 2018		33,637,501
Balance at Mar. 31, 2018		$ 28,037	469,450,756	(448,226,051)	21,252,742
Balance, shares at Mar. 31, 2018		28,037,501
Stock issued in connection with a public offering		$ 5,600	6,506,551		$ 6,512,151
Stock issued in connection with a public offering, shares		5,600,000
Issuance of stock options/restricted stock and warrants for compensation and services			453,199		$ 453,199
Net loss				(3,009,588)	(3,009,588)
Balance at Jun. 30, 2018		$ 33,637	476,410,506	(451,235,639)	25,208,504
Balance, shares at Jun. 30, 2018		33,637,501
Issuance of stock options/restricted stock and warrants for compensation and services			432,700		432,700
Net loss				(3,291,041)	(3,291,044)
Balance at Sep. 30, 2018		$ 33,637	476,843,206	(454,526,680)	22,350,163
Balance, shares at Sep. 30, 2018		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
Issuance of stock options/warrants for compensation and services			$ 210,502		$ 210,502
Issuance of stock options/warrants for compensation and services, shares
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/warrants for compensation and services			$ 216,233		$ 216,233
Issuance of stock options/warrants for compensation and services, shares
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