Note 8 - Intangible Asset - Cryptocurrency (Details Narrative) - USD ($) |
3 Months Ended | 6 Months Ended | 9 Months Ended | |
|---|---|---|---|---|
Sep. 30, 2025 |
Dec. 31, 2025 |
Mar. 31, 2026 |
Jun. 30, 2025 |
|
| Goodwill and Intangible Assets Disclosure [Abstract] | ||||
| [custom:PaymentsToAcquireIntangibleAssetsperiod] | $ 1,933,265 | $ 1,933,265 | ||
| [custom:Incomelossperiodsaleofcrypto] | $ 12,729 | |||
| [custom:Lossfromadatokens] | $ 12,666 | |||
| [custom:Impairmentlossasof-0] | $ 12,668 |