Note 10 - Goodwill and Intangible Assets - Reconciliation of the Carrying Amounts of Goodwill and Intangible Assets (Parenthetical) (Details) - USD ($) $ in Millions |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| CELO and other crypto assets [member] | ||
| Disclosure of reconciliation of changes in intangible assets and goodwill [line items] | ||
| Other intangible assets | $ 0.2 | $ 3.1 |