Restricted Cash and Cash Equivalents (Details) - USD ($) $ in Thousands |
Sep. 30, 2026 |
Dec. 31, 2025 |
Sep. 30, 2025 |
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| Restricted Cash and Cash Equivalents | |||
| Reclamation related restricted cash and cash equivalents | $ 12,934 | $ 11,423 | |
| Other restricted cash and cash equivalents | 60 | 61 | |
| Restricted cash and cash equivalents | $ 12,994 | $ 11,484 | $ 11,373 |
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- Definition Amount of cash and cash equivalents pledged for reclamation activities and are restricted as to withdrawal or usage, classified as non-current. No definition available.
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- Definition Amount of cash and cash equivalents restricted as to withdrawal or usage from other activities, classified as noncurrent. No definition available.
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- References No definition available.
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- Definition Amount of cash and cash equivalent restricted as to withdrawal or usage, classified as noncurrent. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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