Note 7 - Income Tax - Reconciliation of Differences Between Expected Income Tax Expense Expressed as Accounting Profit Multiplied by Corporate Income Tax Rate and Actual Income Tax Expense (Parenthetical) (Details)

12 Months Ended

Dec. 31, 2025

Dec. 31, 2024

Dec. 31, 2023

Reconciliation of average effective tax rate and applicable tax rate [abstract]

Applicable tax rate

^[1]

22.00%

[1]	Percentages have been rounded for presentation purposes and may differ from unrounded results.