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BUSINESS SEGMENTS INFORMATION (Business Segments Narrative) (Details) | 4 Months Ended | 12 Months Ended
--- | --- | ---
Apr. 30, 2021 | Dec. 31, 2022
Inventory, Copper Metal Production | Product Concentration Risk | Morenci |  |
Mining Segment Reporting Information [Line Items] |  |
Concentration risk percentage |  | 15.00%
Inventory, Copper Metal Production | Product Concentration Risk | Cerro Verde |  |
Mining Segment Reporting Information [Line Items] |  |
Concentration risk percentage |  | 23.00%
Inventory, Copper Metal Production | Product Concentration Risk | Grasberg Segment [Member] |  |
Mining Segment Reporting Information [Line Items] |  |
Concentration risk percentage |  | 99.00%
North America | Inventory, Copper Metal Production | Product Concentration Risk | Morenci |  |
Mining Segment Reporting Information [Line Items] |  |
Concentration risk percentage |  | 43.00%
North America | Cost of Goods, Product Line | Supplier Concentration Risk | Atlantic Copper Smelting & Refining |  |
Mining Segment Reporting Information [Line Items] |  |
Concentration risk percentage |  | 7.00%
South America | Inventory, Copper Metal Production | Product Concentration Risk | Cerro Verde |  |
Mining Segment Reporting Information [Line Items] |  |
Concentration risk percentage |  | 83.00%
South America | Inventory, Copper Metal Production | Product Concentration Risk | Grasberg Segment [Member] |  |
Mining Segment Reporting Information [Line Items] |  |
Concentration risk percentage |  | 37.00%
South America | Cost of Goods, Product Line | Supplier Concentration Risk | Atlantic Copper Smelting & Refining |  |
Mining Segment Reporting Information [Line Items] |  |
Concentration risk percentage |  | 10.00%
Indonesia | Cost of Goods, Product Line | Supplier Concentration Risk | Atlantic Copper Smelting & Refining |  |
Mining Segment Reporting Information [Line Items] |  |
Concentration risk percentage |  | 18.00%
PT Smelting |  |
Mining Segment Reporting Information [Line Items] |  |
Deferred intercompany profit | 25.00% | 39.50%

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