v3.26.1
Note 7 - Digital Assets - Crypto Asset Holdings (Details)
Jun. 30, 2026
USD ($)
$ / shares
Mar. 31, 2026
USD ($)
$ / shares
Dec. 31, 2025
USD ($)
$ / shares
Units held 10,311,342 8,142,127 0
Value per unit (in dollars per share) | $ / shares $ 1 $ 0 $ 0
Fair market value of crypto assets | $ $ 10,311,342 $ 8,142,127 $ 0
FRX USD [Member]      
Units held 10,311,342 6,635,396 0
Value per unit (in dollars per share) | $ / shares $ 1 $ 0 $ 0
Fair market value of crypto assets | $ $ 10,311,342 $ 6,635,396 $ 0