XML 104 R63.htm IDEA: XBRL DOCUMENT
v3.10.0.1

OWNERSHIP IN SUBSIDIARIES AND JOINT VENTURES (Details) oz in Millions, lb in Millions | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Dec. 31, 2022 | Dec. 31, 2018 USD ($) lb oz | Dec. 21, 2018 | Dec. 31, 2017 USD ($) | May 31, 2016
Summary of investment holdings [Line Items] |  |  |  |  |
Retained Earnings (accumulated deficit) |  | $ (12,041,000,000) |  | $ (14,722,000,000) |
Freeport-McMoRan Corporation [Member] |  |  |  |  |
Summary of investment holdings [Line Items] |  |  |  |  |
Number of pounds of copper purchased from Sumitomo (in pounds) | lb |  | 178 |  |  |
Sumitomo Metal Mining, Ltd. and SMM Morenci Inc. [Member] |  |  |  |  |
Summary of investment holdings [Line Items] |  |  |  |  |
Dollar value of pounds purchased from Sumitomo |  | $ 519,000,000 |  |  |
Due from Joint Ventures, Current |  | 13,000,000 |  |  |
PT-FI |  |  |  |  |
Summary of investment holdings [Line Items] |  |  |  |  |
Net assets (liabilities) in subsidiary |  | (10,500,000,000) |  |  |
Retained Earnings (accumulated deficit) |  | $ 6,600,000,000 |  |  |
Rio Tinto Share In Joint Venture |  |  |  |  |
Summary of investment holdings [Line Items] |  |  |  |  |
Percent interest in certain assets and future production per terms of the joint venture agreement |  | 40.00% |  |  |
Sumitomo Metal Mining Co., Ltd. [Member] |  |  |  |  |
Summary of investment holdings [Line Items] |  |  |  |  |
Due from Joint Ventures, Current |  |  |  | 18,000,000 |
Copper |  |  |  |  |
Summary of investment holdings [Line Items] |  |  |  |  |
Estimated Recoverable Proven And Probable Reserves (in pounds) | lb |  | 124,000 |  |  |
Gold |  |  |  |  |
Summary of investment holdings [Line Items] |  |  |  |  |
Estimated Recoverable Proven And Probable Reserves (in pounds) | oz |  | 30.8 |  |  |
Morenci |  |  |  |  |
Summary of investment holdings [Line Items] |  |  |  |  |
Ownership percentage |  | 72.00% |  |  |
Morenci | SMM Morenci Inc. |  |  |  |  |
Summary of investment holdings [Line Items] |  |  |  |  |
Ownership percentage |  |  |  |  | 13.00%
Morenci | Sumitomo Metal Mining Co., Ltd. [Member] |  |  |  |  |
Summary of investment holdings [Line Items] |  |  |  |  |
Ownership percentage |  | 15.00% |  |  |
Cerro Verde [Member] |  |  |  |  |
Summary of investment holdings [Line Items] |  |  |  |  |
Ownership percentage |  | 53.56% |  |  |
Other North America Mines [Member] |  |  |  |  |
Summary of investment holdings [Line Items] |  |  |  |  |
Ownership percentage |  | 100.00% |  |  |
El Abra [Member] |  |  |  |  |
Summary of investment holdings [Line Items] |  |  |  |  |
Ownership percentage |  | 51.00% |  |  |
PT Indocopper Investama [Member] |  |  |  |  |
Summary of investment holdings [Line Items] |  |  |  |  |
Ownership percentage |  |  | 100.00% |  |
Freeport Minerals Corporation [Member] |  |  |  |  |
Summary of investment holdings [Line Items] |  |  |  |  |
Loans outstanding |  | $ 0 |  |  |
Freeport Minerals Corporation [Member] | Subsidiaries [Member] |  |  |  |  |
Summary of investment holdings [Line Items] |  |  |  |  |
Net assets (liabilities) in subsidiary |  | (16,000,000,000) |  |  |
Retained Earnings (accumulated deficit) |  | $ (14,000,000,000) |  |  |
PT-FI |  |  |  |  |
Summary of investment holdings [Line Items] |  |  |  |  |
Ownership percentage |  | 48.76% | 81.28% |  |
Loans outstanding |  | $ 76,000,000 |  |  |
PT-FI | PT Indocopper Investama [Member] |  |  |  |  |
Summary of investment holdings [Line Items] |  |  |  |  |
Ownership percentage |  |  | 9.36% |  |
Atlantic Copper [Member] |  |  |  |  |
Summary of investment holdings [Line Items] |  |  |  |  |
Ownership percentage |  | 100.00% |  |  |
Net assets (liabilities) in subsidiary |  | $ 23,000,000 |  |  |
Retained Earnings (accumulated deficit) |  | (436,000,000) |  |  |
Loans outstanding |  | $ 434,000,000 |  |  |
Freeport-McMoRan Oil & Gas |  |  |  |  |
Summary of investment holdings [Line Items] |  |  |  |  |
Ownership percentage |  | 100.00% |  |  |
Net assets (liabilities) in subsidiary |  | $ 14,200,000,000 |  |  |
Retained Earnings (accumulated deficit) |  | (25,800,000,000) |  |  |
Loans outstanding |  | $ 10,600,000,000 |  |  |
Rio Tinto | Co-venturer [Member] |  |  |  |  |
Summary of investment holdings [Line Items] |  |  |  |  |
Due to Related Parties, Current |  |  |  | $ 30,000,000 |
Scenario, Forecast [Member] | Rio Tinto Share In Joint Venture |  |  |  |  |
Summary of investment holdings [Line Items] |  |  |  |  |
Percent interest in certain assets and future production per terms of the joint venture agreement | 40.00% |  |  |  |
Morenci |  |  |  |  |
Summary of investment holdings [Line Items] |  |  |  |  |
Ownership percentage |  |  |  |  | 85.00%
Morenci | SMM Morenci Inc. |  |  |  |  |
Summary of investment holdings [Line Items] |  |  |  |  |
Ownership percentage |  | 13.00% |  |  |
Morenci | Sumitomo Metal Mining Co., Ltd. [Member] |  |  |  |  |
Summary of investment holdings [Line Items] |  |  |  |  |
Ownership percentage |  |  |  |  | 15.00%

X
- Definition The dollar value of the pounds of copper purchased from joint venture partner. + References No definition available. + Details
Name: | fcx_DollarValueOfPoundsPurchasedFromJointVenturePartner
Namespace Prefix: | fcx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Estimated Recoverable Proven And Probable Reserves + References No definition available. + Details
Name: | fcx_EstimatedRecoverableProvenAndProbableReserves
Namespace Prefix: | fcx_
Data Type: | num:massItemType
Balance Type: | na
Period Type: | instant

X
- Definition Joint Venture Interest In Assets And Production + References No definition available. + Details
Name: | fcx_JointVentureInterestInAssetsAndProduction
Namespace Prefix: | fcx_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of pounds of copper purchased from joint venture partner's share of Morenci's production. + References No definition available. + Details
Name: | fcx_NumberOfPoundsOfCopperPurchasedFromJointVenturePartner
Namespace Prefix: | fcx_
Data Type: | num:massItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of net assets (liabilities). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 30 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=77885760&loc=SL35686385-199418 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 205 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=99400292&loc=d3e9915-115836 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 220 -Section S99 -Paragraph 3 -Subparagraph (SX 210.6-09(7)) -URI http://asc.fasb.org/extlink&oid=114873854&loc=SL114874367-224272 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 210 -Section S99 -Paragraph 2 -Subparagraph (SX 210.6-05(4)) -URI http://asc.fasb.org/extlink&oid=6488278&loc=d3e604008-122996 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 220 -Section S99 -Paragraph 3 -Subparagraph (SX 210.6-09(6)) -URI http://asc.fasb.org/extlink&oid=114873854&loc=SL114874367-224272 + Details
Name: | us-gaap_AssetsNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition 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). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3(a)(2)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39599-107864 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39622-107864 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(k)(1)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
Name: | us-gaap_DueFromJointVenturesCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Carrying amount as of the balance sheet date of obligations due all related parties. For classified balance sheets, represents the current portion of such liabilities (due within one year or within the normal operating cycle if longer). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(k)(1)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(a)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DueToRelatedPartiesCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition 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. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 320 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-12.3) -URI http://asc.fasb.org/extlink&oid=50485924&loc=d3e611133-123010 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 210 -Section 50 -Paragraph 6 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=99383244&loc=d3e12121-115841 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 320 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-12C.Column D.2) -URI http://asc.fasb.org/extlink&oid=50485924&loc=d3e611225-123010 + Details
Name: | us-gaap_InvestmentOwnedPercentOfNetAssets
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition 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. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(k)(1)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
Name: | us-gaap_RelatedPartyTransactionDueFromToRelatedParty
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The cumulative amount of the reporting entity's undistributed earnings or deficit. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(30)(a)(3)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(23)(a)(4)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 + Details
Name: | us-gaap_RetainedEarningsAccumulatedDeficit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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_SummaryOfInvestmentHoldingsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=fcx_InvestmentInSubsidiaryFmcMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=fcx_SumitomoMetalMiningLtd.andSMMMorenciInc.Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=fcx_PtFreeportIndonesiaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=fcx_RioTintoShareInJointVentureMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=fcx_SumitomoMetalMiningCo.Ltd.Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PublicUtilitiesInventoryAxis=fcx_CopperMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PublicUtilitiesInventoryAxis=us-gaap_GoldMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=fcx_MorenciMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=fcx_SMMMorenciInc.Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=fcx_CerroVerdeSouthAmericaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=fcx_OtherNorthAmericaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=fcx_ElAbraSouthAmericaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=fcx_PTIndocopperInvestamaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=fcx_FreeportMineralsCorporationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ConsolidatedEntitiesAxis=srt_SubsidiariesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=fcx_PtFreeportIndonesiaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=fcx_PTIndocopperInvestamaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=fcx_AtlanticCopperMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=fcx_FreeportMcMoRanOilGasMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CounterpartyNameAxis=fcx_RioTintoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=us-gaap_CoVenturerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementScenarioAxis=us-gaap_ScenarioForecastMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis=fcx_MorenciMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |