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Supplementary Cash Flow Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Supplementary Cash Flow Information
Unrealized loss (gain) on gold and silver rounds	$ (63)	$ 53
Unrealized foreign currency exchange loss	1,286	493
Loss on disposition of fixed assets	408	37
Increase (decrease) in reserve for inventory	(264)	175
Unrealized (gain) loss on zinc zero cost collar	(1,844)	1,844
Other	521	105
Total other operating adjustments	$ 44	$ 2,707

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Amount before tax of foreign currency transaction unrealized gain (loss) recognized in the income statement.

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