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Common Stock and Common Stock Warrants (Tables) | 3 Months Ended
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Mar. 31, 2021
Equity [Abstract] |
Schedule of shares and warrants reserved for issuance | The Company had reserved shares of common stock for issuance, on an as-converted basis, as follows:
| December 31, |  | March 31,
| 2020 |  | 2021
Options issued and outstanding | 19,600,223 |  |  | 19,590,771 |
RSUs outstanding | — |  |  | 827,192 |
Shares available for future issuance under 2020 plan | 2,537,181 |  |  | 10,389,402 |
Shares available for issuance under ESPP | — |  |  | 2,113,140 |
Warrants to purchase common stock | 75,000 |  |  | — |
Total | 22,212,404 |  |  | 32,920,505 |

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