XML 15 R5.htm IDEA: XBRL DOCUMENT v3.7.0.1
Consolidated Statement of Stockholders' Equity (Unaudited) - 3 months ended Mar. 31, 2017 - USD ($)
Common Stock [Member]
Additional Paid-In Capital [Member]
Accumulated Deficit [Member]
Total
Balance at Dec. 31, 2016 $ 10,719 $ 117,293,158 $ (104,368,426) $ 12,935,451
Balance, shares at Dec. 31, 2016 10,718,553      
Cumulative adjustment upon modified retrospective adoption of ASU 2016-09 at Mar. 31, 2017 33,894 (33,894)
Balance after adoption of recent accounting pronouncement at Dec. 31, 2016 10,719 117,327,052 (104,402,320) 12,935,451
Balance after adoption of recent accounting pronouncement, shares at Dec. 31, 2016 10,718,553      
Stock-based compensation expense 96,800 96,800
Exercise of stock options $ 10 10,090 10,100
Exercise of stock options, shares 10,000      
Exercise of warrants $ 6 14,294 14,300
Exercise of warrants, shares 6,500      
Vesting of restricted stock $ 9 (9)
Vesting of restricted stock, shares 8,545      
Net loss (936,757) (936,757)
Balance at Mar. 31, 2017 $ 10,744 $ 117,448,227 $ (105,339,077) $ 12,119,894
Balance, shares at Mar. 31, 2017 10,743,598