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Note 6 - Blanket Zimbabwe Indigenisation Transaction - Movement in Advance Dividend Loan (Details) - Reserve of share-based payments [member] - Faciliation Loans [Member] - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Statement Line Items [Line Items]
Balance	$ 16,712	$ 19,175
Interest incurred	580	1,313
Dividends used to repay loan	(2,266)	(3,776)
Balance	$ 15,026	$ 16,712

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- Definition

Amount of advanced dividend loans classified as equity. The loans arising are not recognized as loans receivable due to the uncertain future of dividends.

+ References

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- Definition

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