Portion of Gold Sales Attributable to Noncontrolling Interest

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- Definition

Sale of Gold

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No definition available.

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- Definition

Percentage of voting equity interests acquired at the acquisition date in the business combination.

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- Definition

Percentage of voting equity interests acquired in a business combination achieved in stages, including equity interests in the acquiree held by the acquirer immediately before the acquisition date and acquired at the acquisition date.

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- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

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- Definition

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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OWNERSHIP IN SUBSIDIARIES AND JOINT VENTURES - PT-FI Divestment (Details) - oz	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	Dec. 21, 2018
PT Freeport Indonesia
Summary of investment holdings [Line Items]
Ownership percentage of subsidiary	49.00%		81.00%	48.76%
PT Freeport Indonesia \| Beyond 2023
Summary of investment holdings [Line Items]
Ownership percentage of subsidiary		48.76%
Freeport McMoRan Corporation
Summary of investment holdings [Line Items]
Ownership percentage of subsidiary				48.76%
PT Indonesia Asahan Aluminium (Persero) (Inalum)
Summary of investment holdings [Line Items]
Ownership percentage of subsidiary				26.24%
PT Indonesia Papua Metal dan Mineral
Summary of investment holdings [Line Items]
Ownership percentage of subsidiary				25.00%
PT Freeport Indonesia
Summary of investment holdings [Line Items]
Sale of gold		190,000
PT Freeport Indonesia \| PT Freeport Indonesia
Summary of investment holdings [Line Items]
Ownership percentage of subsidiary	48.76%
PT Freeport Indonesia \| Freeport McMoRan Corporation
Summary of investment holdings [Line Items]
Portion of gold sales attributable to noncontrolling interest	81.00%
Interest In PT Indocopper Investama \| PT Indonesia Asahan Aluminium (Persero) (Inalum)
Summary of investment holdings [Line Items]
Percentage of voting interest				100.00%
PT Freeport Indonesia \| PT Indonesia Asahan Aluminium (Persero) (Inalum)
Summary of investment holdings [Line Items]
Ownership interest by parent subsequent to business acquisition				26.24%
PT Freeport Indonesia \| PT Indonesia Papua Metal dan Mineral
Summary of investment holdings [Line Items]
Ownership interest by parent subsequent to business acquisition				25.00%
PT Freeport Indonesia \| PT Freeport Indonesia
Summary of investment holdings [Line Items]
Ownership interest by parent subsequent to business acquisition				51.24%