Company's indirect ownership percentage of a subsidiary through another wholly owned subsidiary.

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- Definition

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

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No definition available.

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Estimated Recoverable Proven And Probable Reserves

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- Definition

Joint Venture Interest In Assets And Production

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No definition available.

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- Definition

Carrying value as of the balance sheet date of cash flows (due within one year or within the normal operating cycle if longer) due to PT Freeport Indonesia's joint venture partner, Rio Tinto.

+ References

No definition available.

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- Definition

The net receivable due from joint venture partner.

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No definition available.

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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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- Definition

Percentage of optional participation in other future exploration costs shared by joint venture.

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No definition available.

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- Definition

Percentage of capital expansion costs shared by joint venture.

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No definition available.

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- Definition

The percent interest the subsidiary has in the Contract of Work and future exploration projects held by the joint venture partner in certain assets and future production.

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No definition available.

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- Definition

The percentage of cash flows that flow to the subsidiary from specified amounts of copper, gold and silver calculated by reference to proven and probable reserves.

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No definition available.

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- Definition

The percentage of cash flows from remaining areas payable to subsidiary involved in joint venture

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No definition available.

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- Definition

The percentage of undivided interest in the held by the company.

+ References

No definition available.

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- Definition

The percentage of undivided interest owned by a third party.

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No definition available.

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- Definition

Amount of net assets (liabilities).

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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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Receivables to be collected from (obligations owed to) related parties, net as of the balance sheet date where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth.

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The cumulative amount of the reporting entity's undistributed earnings or deficit.

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OWNERSHIP IN SUBSIDIARIES AND JOINT VENTURES (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2014 lb	Dec. 31, 2022	Dec. 31, 2013	Dec. 31, 1994 lb
Summary of investment holdings [Line Items]
Retained earnings (accumulated deficit) of subsidiary	$ 128		$ 2,742
Morenci [Member]
Summary of investment holdings [Line Items]
Percentage of undivided interest owned by company	85.00%
Other North America Mines [Member]
Summary of investment holdings [Line Items]
Company's direct ownership percentage	100.00%
Cerro Verde [Member]
Summary of investment holdings [Line Items]
Company's direct ownership percentage	53.56%
El Abra [Member]
Summary of investment holdings [Line Items]
Company's direct ownership percentage	51.00%
Tenke [Member]
Summary of investment holdings [Line Items]
Company's direct ownership percentage	56.00%
Freeport-McMoRan Corporation [Member]
Summary of investment holdings [Line Items]
Net assets (liabilities) in subsidiary	19,600
Retained earnings (accumulated deficit) of subsidiary	(9,700)
FCX loans outstanding	0
Number of pounds of copper purchased from Sumitomo (in pounds)	82,000,000
Dollar value of pounds purchased from Sumitomo	257
Net receivable from Sumitomo	11		12
PT Freeport Indonesia [Member]
Summary of investment holdings [Line Items]
Company's direct ownership percentage	81.28%
Net assets (liabilities) in subsidiary	5,400
Retained earnings (accumulated deficit) of subsidiary	5,200
FCX loans outstanding	213
Percent interest in certain assets and future production per terms of the joint venture agreement	60.00%
Percentage of cash flows from specified annual amounts of copper, gold and silver calculated by reference to proven and probable reserves as of 12/31/1994 (in hundredths)	100.00%
Percentage of remaining cash flows	60.00%
Percentage of optional participation of any other future exploration costs shared by joint venture	60.00%
PT Indocopper Investama [Member]
Summary of investment holdings [Line Items]
Company's direct ownership percentage	100.00%
Company's indirect ownership percentage of a subsidiary through another wholly owned subsidiary	9.36%
Atlantic Copper [Member]
Summary of investment holdings [Line Items]
Company's direct ownership percentage	100.00%
Net assets (liabilities) in subsidiary	(145)
Retained earnings (accumulated deficit) of subsidiary	(552)
FCX loans outstanding	579
Freeport-McMoRan Oil & Gas [Member]
Summary of investment holdings [Line Items]
Company's direct ownership percentage	100.00%
Net assets (liabilities) in subsidiary	7,200
Retained earnings (accumulated deficit) of subsidiary	(4,400)
FCX loans outstanding	4,600
Rio Tinto Share In Joint Venture [Member]
Summary of investment holdings [Line Items]
Percentage interest in joint venture contract of work by third party	40.00%
Optional Participation Of Future Exploration Costs Shared By Joint Venture Percentage	40.00%
Percent interest in certain assets and future production per terms of the joint venture agreement	40.00%	40.00%
Percentage of optional participation of any other future exploration costs shared by joint venture	40.00%
Rio Tinto's share of joint venture cash flows	$ 29		$ 33
Sumitomo's Share in Joint Venture [Member]
Summary of investment holdings [Line Items]
Percentage of undivided interest owned by third party	15.00%
Copper [Member] \| PT Freeport Indonesia [Member]
Summary of investment holdings [Line Items]
Estimated Recoverable Proven And Probable Reserves (in pounds)				27,100,000,000
Gold [Member] \| PT Freeport Indonesia [Member]
Summary of investment holdings [Line Items]
Estimated Recoverable Proven And Probable Reserves (in pounds)				38,400,000
Silver (ounces) [Member] \| PT Freeport Indonesia [Member]
Summary of investment holdings [Line Items]
Estimated Recoverable Proven And Probable Reserves (in pounds)				75,800,000