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Condensed Consolidated Statements of Convertible Preferred Stock and Stockholders' Deficit (unaudited) (Parenthetical) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Aug. 31, 2020
Aug. 31, 2021
Condensed Consolidated Statements of Convertible Preferred Stock and Stockholders' Deficit (unaudited)    
Issuance costs $ 4,596 $ 60