Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Details) - Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range

v3.23.3
Stockholders' Equity (Details) - Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range - $ / shares
 3 Months Ended 12 Months Ended
Aug. 31, 2023
May 31, 2023
May 31, 2022
May 31, 2021
Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items]        
Number of warrants outstanding (in Shares) 21,181,449 21,181,449   1,729,924
Weighted average remaining contractual life 2 years 7 days      
Weighted average exercise price of outstanding warrants $ 0.46 $ 0.46 $ 1.98  
Number of warrants exercisable (in Shares) 21,181,449      
Weighted average exercise price of exercisable warrants $ 0.46      
Warrants Exercisable at $0.40 [Member]        
Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items]        
Number of warrants outstanding (in Shares) 20,232,775      
Weighted average remaining contractual life 2 years 14 days      
Weighted average exercise price of outstanding warrants $ 0.4      
Number of warrants exercisable (in Shares) 20,232,775      
Weighted average exercise price of exercisable warrants $ 0.4      
Warrants Exercisable at $0.40 [Member] | Minimum [Member]        
Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items]        
Exercise Price $ 0.4      
Warrants Exercisable at $1.60[Member]        
Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items]        
Number of warrants outstanding (in Shares) 191,094      
Weighted average remaining contractual life 2 years 14 days      
Weighted average exercise price of outstanding warrants $ 1.6      
Number of warrants exercisable (in Shares) 191,094      
Weighted average exercise price of exercisable warrants $ 1.6      
Warrants Exercisable at $1.60[Member] | Minimum [Member]        
Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items]        
Exercise Price $ 1.6      
Warrants Exercisable at $1.65 [Member]        
Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items]        
Number of warrants outstanding (in Shares) 757,580      
Weighted average remaining contractual life 1 year 3 months 29 days      
Weighted average exercise price of outstanding warrants $ 1.65      
Number of warrants exercisable (in Shares) 757,580      
Weighted average exercise price of exercisable warrants $ 1.65      
Warrants Exercisable at $1.65 [Member] | Minimum [Member]        
Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items]        
Exercise Price $ 1.65