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Statements of Redeemable Convertible Preferred Stock and Stockholders' Equity (Deficit) (Parenthetical) $ in Thousands | 12 Months Ended
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Dec. 31, 2020 USD ($)
IPO [Member] |
Stock issuance costs | $ 22,386
Series B Redeemable Convertible Preferred Stock [Member] |
Stock issuance costs | $ 76

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