XML 21 R39.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Contingencies and Commitments (Unaudited) (Details) |  | 1 Months Ended
--- | --- | ---
Mar. 31, 2015 USD ($) | Mar. 31, 2015 PT Freeport Indonesia [Member] USD ($) | Mar. 31, 2015 PT Freeport Indonesia [Member] IDR | Aug. 31, 2015 Subsequent Event [Member] USD ($)
Loss Contingencies [Line Items] |  |  |  |
Escrow Deposit | $ 115,000,000 us-gaap_EscrowDeposit |  |  |
Special Dividend, Cash |  |  |  | 115,000,000 us-gaap_DividendsCash / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember
Special Dividend, Per Share |  |  |  | $ 0.11 fcx_SupplementalCommonStockDividend / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember
Assessment By Foreign Government Of Alleged Obligations |  | 177,000,000 fcx_AssessmentByForeignGovernmentOfAllegedObligations / dei_LegalEntityAxis = fcx_PtFreeportIndonesiaMember |  |
Assessment By Foreign Government of Alleged Obligations, Expressed in Foreign Currency |  |  | 2,300,000,000,000 fcx_AssessmentByForeignGovernmentofAllegedObligationsExpressedinForeignCurrency / dei_LegalEntityAxis = fcx_PtFreeportIndonesiaMember |

X
- Definition Amount of assessment by government agencies in connection with alleged obligations. + References No definition available. + Details
Name: | fcx_AssessmentByForeignGovernmentOfAllegedObligations
Namespace Prefix: | fcx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Amount of assessment by government agencies in connection with alleged obligations, expressed in foreign currency. + References No definition available. + Details
Name: | fcx_AssessmentByForeignGovernmentofAllegedObligationsExpressedinForeignCurrency
Namespace Prefix: | fcx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Supplemental common stock cash dividend declared by an entity during the period. This element includes paid and unpaid dividends declared during the period. + References No definition available. + Details
Name: | fcx_SupplementalCommonStockDividend
Namespace Prefix: | fcx_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

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- Definition Amount of paid and unpaid cash dividends declared for classes of stock, for example, but not limited to, common and preferred. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 2: http://www.xbrl.org/2003/role/presentationRef -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 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 405 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6957935&loc=d3e64057-112817 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The designation of funds furnished by a borrower to a lender to assure future payments of the borrower's real estate taxes and insurance obligations with respect to a mortgaged property. Escrow deposits may be made for a variety of other purposes such as earnest money and contingent payments. This element excludes replacement reserves which are an escrow separately provided for within the US GAAP taxonomy. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.10) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
Name: | us-gaap_EscrowDeposit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Details
Name: | us-gaap_LossContingenciesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration