Supplemental Information for Statements of Cash Flows - Non-cash investing activity (Details) - USD ($) $ in Thousands |
9 Months Ended | |
|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
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| Supplemental Information for Statements of Cash Flows | ||
| Capital assets included in payables at period end | $ 4,184 | $ 1,510 |
| Capitalized interest | 2,519 | |
| Additional equipment financing incurred | 616 | 1,625 |
| Change in estimated reclamation costs on mineral properties | $ 6,234 | $ 2,710 |
| X | ||||||||||
- Definition Amount of future cash outflow for additional equipment refinancing cost incurred. No definition available.
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| X | ||||||||||
- Definition Capitalized interest included in payables at period end. No definition available.
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Future cash outflow to pay for purchases of fixed assets that have occurred. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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