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Note 33 - Financial Instruments - Non-derivative Financial Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019 | Jan. 01, 2019
--- | --- | --- | ---
Statement Line Items [Line Items] |  |  |
Trade and other payables | $ 4,622 | $ 5,116 | $ 7,493
Term loan facility | 408 | 2,471 | 5,960
Non-derivative financial liabilities, undiscounted cash flows | 5,030 | 7,587 | 13,453
Not later than one year [member] |  |  |
Statement Line Items [Line Items] |  |  |
Trade and other payables | 4,622 | 5,116 | 7,493
Term loan facility | 408 |  |
Non-derivative financial liabilities, undiscounted cash flows | 5,030 | 5,116 | 7,493
Later than one year and not later than three years [member] |  |  |
Statement Line Items [Line Items] |  |  |
Trade and other payables |  |  |
Term loan facility |  | 2,471 | 5,960
Non-derivative financial liabilities, undiscounted cash flows |  | $ 2,471 | $ 5,960

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