The dollar value of the pounds of copper purchased from joint venture partner.

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- Definition

Number of pounds of copper purchased from joint venture partner's share of Morenci's production.

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No definition available.

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Amounts due from an entity in which the reporting entity shares joint control with another party or group, due within 1 year (or 1 business cycle).

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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Amount of income (loss) for proportionate share of equity method investee's income (loss).

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Percent of net assets at close of period. For schedules of investments that are categorized, each category has a percent of net assets for the aggregated value of the Investments in the category.

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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 - Joint Venture (Details) lb in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2022 USD ($) lb	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Apr. 30, 2021	Apr. 29, 2021
Summary of investment holdings [Line Items]
Equity in affiliated companies’ net earnings	$ 31	$ 5	$ 12
Sumitomo Metal Mining Co., Ltd.
Summary of investment holdings [Line Items]
Due from joint ventures		20
Freeport-McMoRan Corporation
Summary of investment holdings [Line Items]
Number of pounds of copper purchased from Sumitomo (in pounds) \| lb	62
Sumitomo Metal Mining, Ltd. and SMM Morenci Inc.
Summary of investment holdings [Line Items]
Dollar value of pounds purchased from Sumitomo	$ 245
Due from joint ventures	25
PT Freeport Indonesia \| PT Smelting
Summary of investment holdings [Line Items]
Equity in affiliated companies’ net earnings	$ 24	6	$ 11
Morenci
Summary of investment holdings [Line Items]
Ownership percentage	72.00%
Ownership percentage	28.00%
Morenci \| Sumitomo Metal Mining Co., Ltd.
Summary of investment holdings [Line Items]
Ownership percentage	15.00%
Morenci \| SMM Morenci Inc.
Summary of investment holdings [Line Items]
Ownership percentage	13.00%
PT Smelting
Summary of investment holdings [Line Items]
Ownership percentage				39.50%	25.00%
Equity in affiliated companies’ net earnings	$ 112	$ 126
PT Smelting \| PT Freeport Indonesia
Summary of investment holdings [Line Items]
Ownership percentage	39.50%
PT Smelting \| Mitsubishi Materials Corporation
Summary of investment holdings [Line Items]
Ownership percentage	60.50%