INCOME AND MINING TAXES - Components of net deferred income and mining tax liabilities (Details) - USD ($) $ in Thousands |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Total deferred income and mining tax liabilities | ||
| Total deferred income and mining tax liabilities | $ 5,373,013 | $ 5,162,249 |
| Mining properties | ||
| Total deferred income and mining tax liabilities | ||
| Total deferred income and mining tax liabilities | 6,125,556 | 5,850,988 |
| Mining taxes | ||
| Total deferred income and mining tax liabilities | ||
| Total deferred income and mining tax liabilities | (449,175) | (423,505) |
| Reclamation provisions and other liabilities | ||
| Total deferred income and mining tax liabilities | ||
| Total deferred income and mining tax liabilities | $ (303,368) | $ (265,234) |