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Note 32 - Financial Instruments and Risk Management - Non-derivative Financial Liabilities Liquidity Risk (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Statement Line Items [Line Items]      
Present value of lease liabilities $ 313 $ 465 $ 239
Liquidity risk [member]      
Statement Line Items [Line Items]      
Trade and other payables, carrying amount 11,430 4,400  
Trade and other payables 11,430 4,400  
Loan notes payable, carrying amount 7,104    
Loan notes payable 7,723    
Present value of lease liabilities 313 465  
Lease liabilities 342 532  
Carrying amount 18,847 4,865  
Non-derivative financial liabilities, undiscounted cash flows 19,195 4,932  
Liquidity risk [member] | Not later than one year [member]      
Statement Line Items [Line Items]      
Trade and other payables 11,430 4,400  
Loan notes payable 7,723    
Lease liabilities 152 158  
Non-derivative financial liabilities, undiscounted cash flows $ 19,305 $ 4,558