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Other (Income) Expense, net (Tables) | 9 Months Ended
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Sep. 30, 2021
Other (Income) Expense, net |
Schedule of Other (Income) Expense, net | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | For the three months ended September 30, | ​ | For the nine months ended September 30, | ​
​ | ​ | 2021 | ​ | 2020 | ​ | 2021 | ​ | 2020 | ​
​ | ​ | (in thousands) | ​ | (in thousands) | ​
Unrealized currency exchange (gain) loss (1) | ​ | $ | (59) | ​ | $ | 163 | ​ | $ | 257 | ​ | $ | 221 | ​
Realized currency exchange loss (gain) | ​ | ​ | 24 | ​ | ​ | (76) | ​ | ​ | (35) | ​ | ​ | (191) | ​
Unrealized loss (gain) from gold and silver rounds/bullion, net (1) | ​ | ​ | 55 | ​ | ​ | (716) | ​ | ​ | 86 | ​ | ​ | (1,175) | ​
Unrealized loss on zinc zero cost collar (1) | ​ | ​ | 144 | ​ | ​ | - | ​ | ​ | 144 | ​ | ​ | - | ​
Realized loss on zinc zero cost collar | ​ | ​ | 40 | ​ | ​ | - | ​ | ​ | 40 | ​ | ​ | - | ​
Employee benefit obligation | ​ | ​ | - | ​ | ​ | - | ​ | ​ | 700 | ​ | ​ | - | ​
Other (income) expense | ​ | ​ | (30) | ​ | ​ | 30 | ​ | ​ | (465) | ​ | ​ | 102 | ​
Total | ​ | $ | 174 | ​ | $ | (599) | ​ | $ | 727 | ​ | $ | (1,043) | ​
(1) | Gains and losses due to changes in fair value are non-cash in nature until such time that they are realized through cash transactions. For additional information regarding the Company’s fair value measurements and investments, please see Note 18.

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- Definition Tabular disclosure of the components of non-operating income or non-operating expense that may include amounts earned from dividends, interest on securities, gains (losses) on securities sold, equity earnings of unconsolidated affiliates, net gain (loss) on sales of business, interest expense and other miscellaneous income or expense items. + References No definition available. + Details
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