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Note 15 - Derivative Financial Assets - Fair Value Losses on Derivative assets (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Statement Line Items [Line Items]
Fair value losses on derivative assets	$ 148	$ 324
Gold ETF [member]
Statement Line Items [Line Items]
Fair value losses on derivative assets	46
Gold hedge [member]
Statement Line Items [Line Items]
Fair value losses on derivative assets	$ 102	$ 324

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- References

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- Definition

The losses resulting from changes in the fair value of derivatives recognised in profit or loss. [Refer: Derivatives [member]]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2019-01-01
-Paragraph 85
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_85&doctype=Standard
-URIDate 2019-03-27

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