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Note 8 - Revenue - Revenue from Gold (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2022 USD ($) oz t	Dec. 31, 2021 USD ($) oz t	Dec. 31, 2020 USD ($) oz t
Statement Line Items [Line Items]
Revenue	$ 142,082	$ 121,329	$ 100,002
Revenue from silver sales	116	122	86
Revenue from gold sales	$ 141,966	$ 121,207	$ 99,916
Total ounces gold sold (Ounce) | oz	80,094	68,617	57,137
Net work in progress and refinery (oz) (Ounce) | oz	681	(1,141)	762
Gold produced (oz) (Ounce) | oz	80,775	67,476	57,899
Tonnes milled (Metric Ton) | t	752,033	665,628	597,962
Grade	3.56	3.36	3.21
Recovery	93.8	93.9	93.8
Realised gold price ($/oz)	$ 1,772	$ 1,766	$ 1,749

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- Definition

The mass of gold milled.

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The mass of gold produced.

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- Definition

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The realized gold price per ounce.

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The recovery of gold.

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The mass of work in progress and refinery.

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The income arising in the course of an entity's ordinary activities. Income is increases in assets, or decreases in liabilities, that result in increases in equity, other than those relating to contributions from holders of equity claims.

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