Debt and Equity - Components of Debt (Details) - USD ($) $ in Millions	Sep. 30, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
Long-term debt	$ 9,679	$ 9,422
Less current portion of debt	(769)	(766)
Long-term debt, less current portion	8,910	8,656
Line of Credit \| PT-FI \| Unsecured Credit Facility
Debt Instrument [Line Items]
Line of credit	250	0
Senior Notes \| PT-FI
Debt Instrument [Line Items]
Long-term debt	2,982	2,980
Senior Notes \| FCX
Debt Instrument [Line Items]
Long-term debt	6,010	6,005
Debentures \| Freeport McMoRan Corporation
Debt Instrument [Line Items]
Long-term debt	353	354
Other
Debt Instrument [Line Items]
Long-term debt	$ 84	$ 83

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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