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Loss Per Share - Schedule of potentially dilutive securities excluded from the diluted loss per share calculation (Details) - shares | 3 Months Ended
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Mar. 31, 2023 | Mar. 31, 2022
Potentially dilutive securities excluded from the diluted loss per share calculation |  |
Total potentially dilutive securities | 46,590,493 | 47,170,795
Common Stock Warrants |  |
Potentially dilutive securities excluded from the diluted loss per share calculation |  |
Total potentially dilutive securities | 19,333,303 | 19,333,303
Equity Incentive2014 And2021 Plan Member |  |
Potentially dilutive securities excluded from the diluted loss per share calculation |  |
Total potentially dilutive securities | 25,352,980 | 27,837,492
2021 Equity Incentive Plan |  |
Potentially dilutive securities excluded from the diluted loss per share calculation |  |
Total potentially dilutive securities | 1,764,062 |
Employee Stock Purchase Plan2021 Member |  |
Potentially dilutive securities excluded from the diluted loss per share calculation |  |
Total potentially dilutive securities | 90,314 |
Contingently Issuable Common Stock Member |  |
Potentially dilutive securities excluded from the diluted loss per share calculation |  |
Total potentially dilutive securities | 49,834 |

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- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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