Statements of Changes in Shareholders' Equity - USD ($) |
Total |
Series A Preferred Stock [Member] |
Series B Preferred Stock [Member] |
Series C Preferred Stock [Member] |
Common Stock [Member] |
Preferred Stock [Member] |
Preferred Stock [Member]
Series A Preferred Stock [Member]
|
Preferred Stock [Member]
Series B Preferred Stock [Member]
|
Preferred Stock [Member]
Series C Preferred Stock [Member]
|
Stock Subscription Receivable [Member] |
Additional Paid In Capital [Member] |
Additional Paid In Capital [Member]
Series A Preferred Stock [Member]
|
Additional Paid In Capital [Member]
Series B Preferred Stock [Member]
|
Additional Paid In Capital [Member]
Series C Preferred Stock [Member]
|
Accumulated Deficit [Member] |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Beginning Balances at Dec. 31, 2015 | $ 4,731,025 | $ 3,986 | $ 92,383,007 | $ (87,655,968) | |||||||||||
Beginning Balances, Shares at Dec. 31, 2015 | 3,986,767 | ||||||||||||||
Issuance of common stock | 2,640,147 | $ 905 | $ (2,000,000) | 4,639,242 | |||||||||||
Issuance of common stock, Shares | 904,568 | ||||||||||||||
Repayment of stock subscription | 1,969,437 | 1,969,437 | |||||||||||||
Compensation expense relating to option issuances | 472,780 | 472,780 | |||||||||||||
Compensation expense relating to issuance of restricted shares | 14,438 | $ 3 | 14,435 | ||||||||||||
Compensation expense relating to issuance of restricted shares, shares | 3,000 | ||||||||||||||
Issuance of restricted common stock | 151,200 | $ 18 | 151,182 | ||||||||||||
Issuance of restricted common stock, Shares | 18,000 | ||||||||||||||
Net loss | (7,013,304) | (7,013,304) | |||||||||||||
Ending Balances at Dec. 31, 2016 | $ 2,965,723 | $ 4,912 | (30,563) | 97,660,646 | (94,669,272) | ||||||||||
Ending Balances, Shares at Dec. 31, 2016 | 4,912,335 | 4,912,335 | |||||||||||||
Repayment of stock subscription | $ 30,563 | $ 30,563 | |||||||||||||
Compensation expense relating to option issuances | 435,216 | 435,216 | |||||||||||||
Issuance of preferred stock and warrants, net of expenses | $ 2,865,304 | $ 3,253,175 | $ 1,245,508 | $ 1,679,301 | $ 1,619,796 | $ 1,573,874 | |||||||||
Issuance of preferred stock and warrants, net of expenses, Shares | 12,000,000 | 6,600,000 | |||||||||||||
Issuance of Series C preferred stock, net of expenses | $ 3,372,591 | $ 3,384,799 | $ (12,208) | ||||||||||||
Issuance of Series C preferred stock, net of expenses, Shares | 100 | ||||||||||||||
Compensation expense relating to issuance of restricted shares | 2,062 | 2,062 | |||||||||||||
Issuance of restricted common stock | 123,200 | $ 16 | 123,184 | ||||||||||||
Issuance of restricted common stock, Shares | 16,000 | ||||||||||||||
Net loss | (6,731,525) | (6,731,525) | |||||||||||||
Ending Balances at Dec. 31, 2017 | $ 6,316,309 | $ 4,928 | $ 6,309,608 | $ 101,402,570 | $ (101,400,797) | ||||||||||
Ending Balances, Shares at Dec. 31, 2017 | 4,928,335 | 4,928,335 | 18,600,100 |