XML 54 R35.htm IDEA: XBRL DOCUMENT
v3.24.2.u1

Contingencies and Commitments - Indonesia Regulatory Matters (Details) | Jul. 02, 2024 | May 30, 2024
--- | --- | ---
Other Commitments [Line Items] |  |
Domestic ownership percentage |  | 51.00%
Additional ownership percentage |  | 10.00%
Subsequent event |  |
Other Commitments [Line Items] |  |
Export duty to be paid, percent | 7.50% |

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

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |