v3.26.1
Note 5 - Digital Assets - Schedule of Digital Assets (Details)
3 Months Ended
Mar. 31, 2026
USD ($)
Mar. 31, 2025
USD ($)
ASC 350-60 fair value remeasurement gain/(loss) $ (326,000) $ (0)
Bitcoin [Member]    
Balance, units 0  
Balance, amount $ 0  
Purchases / acquisitions during period, units 68.49  
Purchases / acquisitions during period, amount $ 5,000  
Written-call premium BTC received by period-end, units 0.51  
Written-call premium BTC received by period-end, amount $ 35  
Dispositions / physical settlements, units 0  
Dispositions / physical settlements, amount $ 0  
Balance, units 69.01  
Balance, amount $ 68,233  
Balance, units 69.01  
Balance, amount $ 4,709  
Carrying value before fair value mark / cost basis 5,035  
ASC 350-60 fair value remeasurement gain/(loss) $ (326)