v3.25.4
Note 8 - Financial Instruments (Details Textual) - USD ($)
$ in Thousands
Dec. 31, 2025
Dec. 31, 2024
Other Investments, Fair Value Disclosure $ 57,258 $ 35,262
Margin Loan Collateral [Member]    
Other Investments, Fair Value Disclosure 2,439 1,721
Share Forward Arrangements [Member]    
Equity Securities, FV-NI $ 0 $ 470