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Note 14 - Finance Income and Finance Costs - Components of Finance Income and Costs (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Statement Line Items [Line Items]
Interest received – Bank	$ 53	$ 38	$ 16
Finance cost
Interest – Term loan	92	155	103
Interest – Capitalised to Property, plant and equipment (note 17)	(92)	(155)	(103)
Unwinding of rehabilitation provision	20	25	25
Finance charges – Overdraft	253	44	167
Finance cost	$ 273	$ 69	$ 192

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- Definition

The amount of interest costs that an entity incurs in connection with the borrowing of funds that are directly attributable to the acquisition, construction or production of a qualifying asset and which form part of the cost of that asset.

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- Definition

The amount of expense recognised due to the unwinding of the discount on provisions, resulting from the effect of the passage of time. [Refer: Other provisions]

+ References

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- Definition

The amount of costs associated with financing activities of the entity.

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The amount of interest expense on bank loans and overdrafts. [Refer: Interest expense; Bank overdrafts]

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The amount of interest expense on borrowings. [Refer: Interest expense; Borrowings]

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The amount of interest income on deposits. [Refer: Interest income]

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