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Consolidated Statements of Shareholders' Equity - USD ($)
Common Stock [Member]
Additional Paid-in Capital [Member]
Accumulated Deficit [Member]
Total
Balance beginning at Dec. 31, 2017 $ 2,404 $ 111,627,789 $ (109,062,827) $ 2,567,366
Balance beginning, shares at Dec. 31, 2017 24,043,846      
Adoption of ASC 606 58,021 58,021
Issuance of capital stock $ 357 3,026,273 3,026,630
Issuance of capital stock, shares 3,562,809      
Exercise of options and warrants $ 6 64,286 64,292
Exercise of options and warrants, shares 58,556      
Share-based compensation 69,309 69,309
Net loss (2,686,128) (2,686,128)
Balance ending at Dec. 31, 2018 $ 2,767 114,787,657 (111,690,934) 3,099,490
Balance ending, shares at Dec. 31, 2018 27,665,211      
Exercise of options and warrants $ 158 1,170,388 1,170,546
Exercise of options and warrants, shares 1,587,814      
Issuance of common stock $ 200 4,599,799 4,599,999
Issuance of common stock, shares 2,001,237      
Warrants converted to equity 1,153,439 1,153,439
Share-based compensation 841,612 841,612
Net loss (3,808,978) (3,808,978)
Balance ending at Dec. 31, 2019 $ 3,125 $ 122,552,895 $ (115,499,912) $ 7,056,108
Balance ending, shares at Dec. 31, 2019 31,254,262