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Consolidated Statements of Financial Position (Parenthetical) - $ / shares
May 31, 2022
May 31, 2021
Statement Of Financial Position [Abstract]    
Common stock, par value $ 0.0001 $ 0.0001
Common stock, shares authorized 990,000,000 743,333,333
Common stock, shares issued 532,674,887 446,440,641
Common stock, shares outstanding 532,674,887 446,440,641