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Debt and Equity - Components of Debt (Details) - USD ($) $ in Millions | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Debt Instrument [Line Items] |  |
Long-term debt | $ 9,425 | $ 9,422
Less current portion of debt | (769) | (766)
Long-term debt, less current portion | 8,656 | 8,656
Senior Notes | FCX |  |
Debt Instrument [Line Items] |  |
Long-term debt | 6,007 | 6,005
Senior Notes | PT-FI |  |
Debt Instrument [Line Items] |  |
Long-term debt | 2,981 | 2,980
Debentures | Freeport McMoRan Corporation |  |
Debt Instrument [Line Items] |  |
Long-term debt | 353 | 354
Other |  |
Debt Instrument [Line Items] |  |
Long-term debt | $ 84 | $ 83

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