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Background and Going Concern Uncertainty (Details Narrative) - USD ($)
3 Months Ended 12 Months Ended
Mar. 21, 2024
Jul. 26, 2024
Apr. 30, 2024
Apr. 30, 2023
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]        
Net loss     $ 27,483,000 $ 26,326,000
Cash in operations     29,763,000 $ 21,707,000
Incurred expenses     3,900,000  
2023 ATM Facility [Member]        
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]        
Aggregate offering price $ 7,000,000      
Proceeds from issuance     $ 500,000  
2023 ATM Facility [Member] | Subsequent Event [Member]        
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]        
Capital financing   $ 6,200,000