XML 49 R32.htm IDEA: XBRL DOCUMENT
v3.25.1

Contingencies and Commitments - Indonesia Regulatory Matters (Details) metricTon in Millions, $ in Millions | 1 Months Ended | 3 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | ---
Mar. 31, 2025 USD ($) | Mar. 31, 2025 USD ($) | Dec. 31, 2024 | Dec. 31, 2023 | Mar. 17, 2025 metricTon | May 30, 2024
Commitments and Contingencies Disclosure [Abstract] |  |  |  |  |  |
Export License, Volume | metricTon |  |  |  |  | 1.4 |
Export duty to be paid, percent |  | 7.50% |  |  |  |
Export Proceeds, Percent |  | 100.00% | 30.00% | 30.00% |  |
Time Deposits | $ 300 | $ 300 |  |  |  |
Domestic ownership percentage |  |  |  |  |  | 51.00%
Additional ownership percentage |  |  |  |  |  | 10.00%
Loss contingency, charge | $ 59 |  |  |  |  |

X
- Definition Additional Ownership Percentage + References No definition available. + Details
Name: | fcx_AdditionalOwnershipPercentage
Namespace Prefix: | fcx_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Domestic Ownership Percentage + References No definition available. + Details
Name: | fcx_DomesticOwnershipPercentage
Namespace Prefix: | fcx_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Export Duty to be Paid, Percent + References No definition available. + Details
Name: | fcx_ExportDutyToBePaidPercent
Namespace Prefix: | fcx_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Export License, Volume + References No definition available. + Details
Name: | fcx_ExportLicenseVolume
Namespace Prefix: | fcx_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Export Proceeds, Percent + References No definition available. + Details
Name: | fcx_ExportProceedsPercent
Namespace Prefix: | fcx_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of loss pertaining to the specified contingency that was charged against earnings in the period, including the effects of revisions in previously reported estimates. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 450 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147483076/450-20-50-1 + Details
Name: | us-gaap_LossContingencyLossInPeriod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of time deposit liabilities, including certificates of deposit. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -SubTopic 405 -Topic 942 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478353/942-405-50-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(12)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 + Details
Name: | us-gaap_TimeDeposits
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant