Asset Retirement Obligations (Schedule of Changes in Asset Retirement Obligations) (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
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| Asset Retirement Obligations [Abstract] | ||
| Total asset retirement obligations at beginning of the year | $ 164,798 | $ 163,929 |
| ARO liability relating to mining assets and development properties disposed | (8,202) | 0 |
| ARO liability additions - new disturbances | 669 | 1,997 |
| Accretion | 13,505 | 15,324 |
| Reclamation performed in the year | (5,106) | (9,724) |
| Change in estimate recorded to operations | (2,009) | (3,523) |
| Change in estimate recorded to assets | (17,326) | 5,937 |
| Foreign currency translation adjustment | 8,037 | (9,142) |
| Total asset retirement obligations at end of the year | 154,366 | 164,798 |
| Less current portion | (10,978) | (15,523) |
| Asset retirement obligation, excluding current portion | $ 143,388 | $ 149,275 |
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- Definition Asset Retirement Obligation, Liabilities Acquired No definition available.
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- Definition Asset Retirement Obligations, Change In Estimate Recorded To Operations No definition available.
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- Definition Asset Retirement Obligations, Reclamation Performed In Period No definition available.
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- Definition The carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of accretion expense recognized during the period that is associated with an asset retirement obligation. Accretion expense measures and incorporates changes due to the passage of time into the carrying amount of the liability. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Current portion of the carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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- Definition Amount of foreign currency translation gain (loss) which decreases (increases) asset retirement obligations. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of asset retirement obligations incurred during the period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of increase (decrease) in the asset retirement obligation from changes in the amount or timing of the estimated cash flows associated with the settlement of the obligation. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Noncurrent portion of the carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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