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Condensed Consolidated Statements of Redeemable Convertible Preferred Stock and Stockholders' Equity (Deficit) (Unaudited) (Parenthetical) - USD ($)
$ in Millions
3 Months Ended
Sep. 30, 2021
Mar. 31, 2020
IPO    
Issuance costs $ 23.8  
Series E Convertible Preferred Stock    
Issuance costs   $ 94.0