Quarterly report pursuant to Section 13 or 15(d)

Summary of shares of common stock issued (Details)

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Summary of shares of common stock issued (Details) - Common Stock [Member] - USD ($)
3 Months Ended 6 Months Ended 12 Months Ended
Oct. 31, 2023
Oct. 31, 2023
Apr. 30, 2023
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Shares, Outstanding, Beginning Balance 55,541,875 54,568,065 53,748,735
Vesting of restricted stock to employees, net of shares withheld of 18,935 to pay taxes   94,971 653,308
Vesting of restricted stock to Board of Directors   113,530 116,507
Vesting of restricted stock to consultants   1,761 9,683
Shares issued for services     39,832
Shares, Outstanding, Ending Balance 55,649,896 55,649,896 54,568,065
Conversion of preferred stock   $ 818,334  
Issuance of common stock through ATM facilities 53,235 53,235