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Note 33 - Financial Instruments and Risk Management - Non-derivative Financial Liabilities Liquidity Risk (Details) - Liquidity risk [member] - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Statement Line Items [Line Items]    
Trade and other payables $ 4,400 $ 4,622
Term loan facility 0 408
Non-derivative financial liabilities, undiscounted cash flows 4,400 5,030
Not later than one year [member]    
Statement Line Items [Line Items]    
Trade and other payables 4,400 4,622
Term loan facility 0 408
Non-derivative financial liabilities, undiscounted cash flows $ 4,400 $ 5,030