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Consolidated Statements of Redeemable Convertible Preferred Stock and Stockholders' Equity (Deficit) - Parentheticals
$ in Thousands
12 Months Ended
Dec. 31, 2020
USD ($)
$ / shares
Payments of stock issuance costs | $ $ 2,708
Redeemable Convertible Preferred Stock  
Share price (in dollars per share) | $ / shares $ 8.34