Quarterly report pursuant to Section 13 or 15(d)

Note 3 - Fair Value Measurements - Schedule of Significant Unobservable Input (Details)

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Note 3 - Fair Value Measurements - Schedule of Significant Unobservable Input (Details) - Fair Value, Inputs, Level 3 [Member] - BWV Preferred Stock [Member]
Jun. 30, 2024
yr
Oct. 03, 2023
yr
Measurement Input, Price Volatility [Member]    
Measurement Input 0.88 0.79
Measurement Input, Expected Term [Member]    
Measurement Input 2.3 3
Measurement Input, Discount Rate [Member]    
Measurement Input 0.35 0.35
Measurement Input, Probability Of Dissolution [Member[    
Measurement Input 0.85 0.60
Measurement Input, Discount for Lack of Marketability [Member]    
Measurement Input 0.13 0.15