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16. Warrants (Details) - Warrants [Member] - $ / shares | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2020 | Dec. 31, 2019
Warrant |  |
Number of Warrants outstanding beginning balance | 11,124,405 |
Warrants Granted | 74,357,982 |
Warrants Exercised | 80,224,849 |
Warrants Expired |  |
Number of Warrants outstanding ending balance | 5,257,538 | 11,124,405
Number of Warrants exercisable | 2,973,366 | 7,176,620
Exercise Price Per Share |  |
Warrant exercise price per share, beginning balance | 3.30 - 6.00 |
Warrant exericse price per share, granted | 0.21 - 1.39 |
Warrant exercise price per share, exercised | 0.21 - 5.30 |
Warrant exercise price per share, ending balance | 0.21 - 5.30 |
Warrant exercise price per share, exercisable | 0.21 - 5.30 | 0.76 - 6.00
Weighted Average Remaining Contractual Life |  |
Weighted average remaining contractual life, warrants granted | 4 years 7 months 17 days |
Weighted average remaining contractual life, warrants outstanding | 6 years 7 months 28 days | 4 years 4 months 13 days
Weighted average remaining contractual life, warrants exercised | 4 years 4 months 13 days |
Weighted average remaining contractual life, exercisable | 3 years 6 months | 3 years 9 months 7 days
Weighted Average Exercise Price per Share |  |
Warrant weighted average exercise price per share, beginning balance | $ 1.74 |
Warrant weighted average exercise price per share, granted | 0.25 |
Warrant weighted average exercise price per share, exercised | 0.25 |
Warrant weighted average exercise price per share, expired |  |
Warrant weighted average exercise price per share, ending balance | 1.49 | $ 1.74
Warrant weighted average exercise price per share, exercisable | $ 1.56 | $ 2.52

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