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Note 33 - Financial Instruments and Risk Management - Credit Risk (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
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Trade and other receivables [member] |  |
Statement Line Items [Line Items] |  |
Carrying amount | $ 4,776 | $ 2,684
Cash and cash equivalents [member] |  |
Statement Line Items [Line Items] |  |
Carrying amount | 17,152 | 19,092
Zimbabwean operations [member] | Trade and other receivables [member] |  |
Statement Line Items [Line Items] |  |
Carrying amount | 4,753 | 1,581
Zimbabwean operations [member] | Cash and cash equivalents [member] |  |
Statement Line Items [Line Items] |  |
Carrying amount | 3,470 | 5,116
Jersey, Channel Islands [member] | Trade and other receivables [member] |  |
Statement Line Items [Line Items] |  |
Carrying amount | 0 | 1,100
Jersey, Channel Islands [member] | Cash and cash equivalents [member] |  |
Statement Line Items [Line Items] |  |
Carrying amount | 13,045 | 11,244
Other [member] | Trade and other receivables [member] |  |
Statement Line Items [Line Items] |  |
Carrying amount | 23 | 3
Other [member] | Cash and cash equivalents [member] |  |
Statement Line Items [Line Items] |  |
Carrying amount | $ 637 | $ 2,732

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- References No definition available. + Details
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- Definition The amount that best represents the maximum exposure to credit risk without taking into account any collateral held or other credit enhancements (for example, netting agreements that do not qualify for offset in accordance with IAS 32). [Refer: Credit risk [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2021-01-01 -Paragraph 35K -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_35K_a&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Note Expiry date 2023-01-01 -Name IFRS -Number 7 -IssueDate 2021-01-01 -Paragraph 36 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2017-en-b&anchor=para_36_a&doctype=Standard&book=b -URIDate 2021-03-24 + Details
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Balance Type: |
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