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Subsequent Events (Details) - $ / shares
shares in Millions
9 Months Ended 12 Months Ended
Feb. 28, 2023
Feb. 28, 2022
May 31, 2022
Former CEO      
Subsequent Event [Line Items]      
Number of severance months     18 months
Stock Options      
Subsequent Event [Line Items]      
Stock option granted, Shares 12.4 11.3  
Stock option granted, exercise price $ 0.41