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Consolidated Statements of Stockholders' Equity - USD ($)
Series B Preferred Stock 1 [Member]
Common Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
AOCI Attributable to Parent [Member]
Total
Balances, April 30, 2022, as restated at Apr. 30, 2022 $ 9,867 $ 53,749 $ 109,471,010 $ (28,971,074) $ (1,470,272) $ 79,093,280
Shares, Outstanding, Beginning Balance at Apr. 30, 2022 986,676 53,748,735        
Stock based compensation 3,656,724 3,656,724
Vesting of restricted stock units $ 779 (523,606) (522,827)
Restricted Stock, Shares Issued Net of Shares for Tax Withholdings   779,498        
Shares issued for services $ 40 38,598 38,638
Stock Issued During Period, Shares, Issued for Services   39,832        
Unrealized gain on marketable securities 610,129 610,129
Currency translation adjustments (974) (974)
Net loss (28,107,029) (28,107,029)
Ending balance, value at Apr. 30, 2023 $ 9,867 $ 54,568 112,642,726 (57,078,103) (861,117) 54,767,941
Shares, Outstanding, Ending Balance at Apr. 30, 2023 986,676 54,568,065        
Stock based compensation 3,609,267 3,609,267
Vesting of restricted stock units $ 447 (33,701) (33,254)
Restricted Stock, Shares Issued Net of Shares for Tax Withholdings   446,717        
Unrealized gain on marketable securities 864,165 864,165
Currency translation adjustments 1,573 1,573
Net loss (24,052,629) (24,052,629)
Conversion of preferred stock $ (9,820) $ 818 9,002
Stock Issued During Period, Shares, Conversion of Convertible Securities (982,000) 818,334        
Issuance of common stock through ATM facility, net $ 53 9,159 9,212
[custom:StockSharesIssuedNetThroughATMFacility]   53,235        
Exercise of stock options $ 3 2,652 2,655
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period   3,000        
Public offering, net of $804,400 of issuance costs $ 18,400 8,377,200 8,395,600
Stock Issued During Period, Shares, New Issues   18,400,000        
Ending balance, value at Apr. 30, 2024 $ 47 $ 74,289 $ 124,616,305 $ (81,130,732) $ 4,621 $ 43,564,530
Shares, Outstanding, Ending Balance at Apr. 30, 2024 4,676 74,289,351