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Basis of Preparation - Additional Information (Details) - USD ($)
$ in Thousands
12 Months Ended
May 31, 2022
May 31, 2021
May 31, 2020
Basis Of Preparation [Abstract]      
Net loss $ (434,132) $ (336,014) $ (100,833)
Net cash used in operating activities (177,262) (44,717) $ (100,627)
Working capital $ 523,161 $ 482,368