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Warrants (Tables) | 12 Months Ended
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Dec. 31, 2019
Warrants and Rights Note Disclosure [Abstract] |
Schedule of Pre-merger Financing Warrants | The following table summarizes the activity of the Pre-Merger Financing Warrants, including the effect of the Warrant Amendments:
|  | Series A Warrants |  | Series B Warrants |  | Series C Warrants |  | Total
Outstanding at January 1, 2019 |  | — |  |  | — |  |  | — |  |  | — |
Issued |  | 8,771,928 |  |  | 20,614,036 |  |  | 20,000,000 |  |  | 49,385,964 |
Exercised |  | — |  |  | (20,613,036) |  |  | (19,999,000) |  |  | (40,612,036) |
Outstanding at December 31, 2019 |  | 8,771,928 |  |  | $ | 1,000 |  |  | 1,000 |  |  | 8,773,928 |
Exercise price |  | $ | 7.13 |  |  | $ | 0.01 |  |  | $ 0.00 |  |  |
Schedule of reconciliation of Series B Warrant liability measured at fair value using Level 3 significant unobservable inputs | The following table provides a roll-forward of the Series B Warrant liability:
| Amount
Balance at January 1, 2019 | $ | — |
Fair value at issuance (September 27, 2019) | 9,387,760 |
Change in fair value of embedded derivatives | 1,867,980 |
Amount reclassified to equity | (11,255,740) |
Balance at December 31, 2019 | $ | — |

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