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Net Loss per Share - Antidilutive effect (Details) - shares | 3 Months Ended
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Mar. 31, 2022 | Mar. 31, 2021
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |
Antidilutive securities excluded from the computation of diluted net loss per share | 62,924,717 | 113,366,059
Stock Options |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |
Antidilutive securities excluded from the computation of diluted net loss per share | 21,964,309 | 23,651,872
Warrants |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |
Antidilutive securities excluded from the computation of diluted net loss per share | 14,324,993 |
Convertible preferred stock (as converted to common stock) |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |
Antidilutive securities excluded from the computation of diluted net loss per share |  | 80,833,007
Warrants to purchase preferred stock (as converted to warrants to purchase common stock) |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |
Antidilutive securities excluded from the computation of diluted net loss per share |  | 1,014,963
Warrants To Purchase Common Stock [Member] |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |
Antidilutive securities excluded from the computation of diluted net loss per share |  | 922,297
Warrants To Purchase Common Stock Finback [Member] |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |
Antidilutive securities excluded from the computation of diluted net loss per share | 2,552,913 | 2,552,913
Restricted Stock Units |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |
Antidilutive securities excluded from the computation of diluted net loss per share | 6,251,002 | 289,047
Unvested performance stock units |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |
Antidilutive securities excluded from the computation of diluted net loss per share | 934,000 |
Earn Out Shares |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |
Antidilutive securities excluded from the computation of diluted net loss per share | 15,000,000 |
Unvested Founder Shares |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |
Antidilutive securities excluded from the computation of diluted net loss per share | 1,897,500 |
Convertible notes (as converted to common stock) |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |
Antidilutive securities excluded from the computation of diluted net loss per share |  | 4,101,960

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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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