Quarterly report [Sections 13 or 15(d)]

FAIR VALUE MEASUREMENTS (Details - Fair values of financial instruments)

v3.25.1
FAIR VALUE MEASUREMENTS (Details - Fair values of financial instruments) - USD ($)
Jan. 31, 2025
Apr. 30, 2024
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items]    
Fair value of financial assets $ 372,632 $ 0
Marketable Equity Securities [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items]    
Fair value of financial assets 372,632  
Fair value of financial assets   0
Convertible note receivable - investment in debt security [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items]    
Fair value of financial assets 3,356,000 2,755,000
Warrant asset - Femasys [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items]    
Fair value of financial assets 3,322,000 5,152,000
Investment in preferred stock - TNF [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items]    
Fair value of financial assets 15,768,000 0
Warrant asset - TNF [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items]    
Fair value of financial assets $ 2,862,000 $ 0