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INVENTORIES (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Inventories |  |
Material on leach pads | $ 4,660 | $ 21,003
In-process inventory | 3,049 | 3,922
Stockpiles | 5,105 | 635
Precious metals | 1,819 | 1,344
Materials and supplies | 3,702 | 4,845
Inventories | 18,335 | 31,749
Less long-term portion | (2,543) | (4,785)
Inventories | 15,792 | 26,964
Inventory write-down |  | 13,900
Cost Of Sales [Member] |  |
Inventories |  |
Inventory write-down | 6,000 |
Depreciation and depletion |  |
Inventories |  |
Inventory write-down | 800 | $ 2,100
Black Fox Complex |  |
Inventories |  |
Inventory write-down | 2,100 |
Gold Bar mine |  |
Inventories |  |
Inventory write-down | 1,400 |
El Gallo Project |  |
Inventories |  |
Inventory write-down | $ 3,300 |

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