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Note 32 - Financial Instruments and Risk Management - Credit Risk (Details) - Trade and other receivables [member] - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Statement Line Items [Line Items]
Carrying amount	$ 9,060	$ 4,776
Zimbabwean operations [member]
Statement Line Items [Line Items]
Carrying amount	9,059	4,753
Jersey, Channel Islands [member]
Statement Line Items [Line Items]
Carrying amount	0	0
Other [member]
Statement Line Items [Line Items]
Carrying amount	$ 1	$ 23

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- References

No definition available.

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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
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-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
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