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Supplementary Cash Flow Information (Tables) | 12 Months Ended
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Dec. 31, 2022
Supplementary Cash Flow Information |
Schedule of Other Operating Adjustments and Write Downs | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | For the year ended December 31,
​ | ​ | 2022 | ​ | 2021
​ | ​ | (in thousands)
Unrealized (gain) loss 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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- Definition Tabular disclosure of prior period adjustments to previously issued financial statements including (1) the effect of the correction on each financial statement line item and any per-share amounts affected for each prior period presented (2) the cumulative effect of the change on retained earnings or other appropriate components of equity or net assets in the statement of financial position, as of the beginning of the earliest period presented, and (3) the effect of the prior period adjustments (both gross and net of applicable income tax) on the net income of each prior period presented in the entity's annual report for the year in which the adjustments are made. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 9 -URI https://asc.fasb.org/extlink&oid=124431687&loc=d3e22663-107794 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 7 -URI https://asc.fasb.org/extlink&oid=124431687&loc=d3e22644-107794 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 8 -URI https://asc.fasb.org/extlink&oid=124431687&loc=d3e22658-107794 + Details
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