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MINERAL PROPERTIES, PLANT AND EQUIPMENT, NET (Details) - USD ($) | 3 Months Ended |
--- | --- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Dec. 31, 2023
Property, Plant and Equipment [Line Items] |  |  |
Total mineral properties, plant, and equipment | $ 5,171,952,000 |  | $ 5,194,170,000
Accumulated depreciation, plant and equipment | (724,306,000) |  | (714,579,000)
Accumulated depletion, mineral properties | (622,868,000) |  | (606,705,000)
Mineral properties, plant, and equipment, net | 3,824,778,000 |  | 3,872,886,000
Finance lease, right-of-use asset, before accumulated amortization | 83,500,000 |  | 84,700,000
Impairment charges | 114,230,000 | $ 0 |
Plant and equipment |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Total mineral properties, plant, and equipment | 1,853,060,000 |  | 1,889,634,000
Construction in process |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Total mineral properties, plant, and equipment | 92,210,000 |  | 86,304,000
Mineral properties subject to depletion |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Total mineral properties, plant, and equipment | 2,092,706,000 |  | 2,085,678,000
Mineral properties not yet subject to depletion |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Total mineral properties, plant, and equipment | 880,135,000 |  | 878,712,000
Exploration and evaluation assets |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Total mineral properties, plant, and equipment | $ 253,841,000 |  | $ 253,842,000

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