XML 189 R182.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Risk Management Activities - Additional Information (Detail) l in Millions, R in Millions | 1 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | ---
Nov. 30, 2017 USD ($) R / kg Ounce_of_Gold $ / Tonne T | Jul. 31, 2017 $ / Tonne T | Jun. 30, 2017 USD ($) $ / Barrel ppm l $ / Metric_tonne | May 31, 2017 USD ($) $ / Barrel ppm l $ / Metric_tonne | Sep. 30, 2016 Exchange_Rate | Dec. 31, 2017 USD ($) $ / oz oz | Dec. 31, 2016 USD ($) Exchange_Rate | Dec. 31, 2017 USD ($) | Dec. 31, 2016 USD ($) | Dec. 31, 2016 ZAR (R) | Feb. 25, 2016 USD ($)
Disclosure Of Financial Risk Management [Line Items] |  |  |  |  |  |  |  |  |  |  |
Borrowings |  |  |  |  |  | $ 1,781,500,000 | $ 1,692,900,000 | $ 1,781,500,000 | $ 1,692,900,000 |  |
Forward exchange contracts [member] | South deep [member] | Hedges of net investment in foreign operations [member] |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Financial Risk Management [Line Items] |  |  |  |  |  |  |  |  |  |  |
Average forward price | Exchange_Rate |  |  |  |  |  |  | 16.8273 |  |  |  |
Cash settled swap transaction contracts [member] | Fair value hedges [member] |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Financial Risk Management [Line Items] |  |  |  |  |  |  |  |  |  |  |
Mark-to-market value of the hedge |  |  |  |  |  | 5,100,000 |  | 5,100,000 |  |  |
Trade and other receivable [member] |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Financial Risk Management [Line Items] |  |  |  |  |  |  |  |  |  |  |
VAT, prepayments and diesel rebates |  |  |  |  |  | 135,400,000 | $ 101,700,000 | 135,400,000 | 101,700,000 |  |
Trade and other receivable [member] | Financial instruments not Credit - impaired [member] | Banking Institutions [member] |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Financial Risk Management [Line Items] |  |  |  |  |  |  |  |  |  |  |
Past due but not impaired |  |  |  |  |  |  |  | 0 | 0 |  |
Receivables [member] | Financial instruments credit - impaired [member] |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Financial Risk Management [Line Items] |  |  |  |  |  |  |  |  |  |  |
Receivables considered impaired |  |  |  |  |  | 100,000 | 200,000 | $ 100,000 | 200,000 |  |
Counter party exposure [member] |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Financial Risk Management [Line Items] |  |  |  |  |  |  |  |  |  |  |
Percentage of maximum investment in financial institutions' equity |  |  |  |  |  |  |  | 2.50% |  |  |
Currency risk [member] |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Financial Risk Management [Line Items] |  |  |  |  |  |  |  |  |  |  |
Exposure to risk relating to financial instruments |  |  |  |  |  | $ 0 | 0 | $ 0 | 0 |  |
Currency risk [member] | Forward exchange contracts [member] | South deep [member] | Hedges of net investment in foreign operations [member] |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Financial Risk Management [Line Items] |  |  |  |  |  |  |  |  |  |  |
Risk hedging delivery amount |  |  |  |  |  |  |  |  |  |  | $ 69,800,000
Average forward price | Exchange_Rate |  |  |  |  | 13.8010 |  |  |  |  |  |
Risk hedge resulting profit |  |  |  |  |  |  |  |  | 14,400,000 | R 211.2 |
Commodity price risk [member] | Fair value hedges [member] |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Financial Risk Management [Line Items] |  |  |  |  |  |  |  |  |  |  |
Average forward price | $ / oz |  |  |  |  |  | 1,719.9 |  |  |  |  |
Risk hedge resulting profit |  |  |  |  |  |  |  | 15,300,000 |  |  |
Number of ounces committed under contract | oz |  |  |  |  |  | 295,000 |  |  |  |  |
Commodity price risk [member] | South deep [member] | Fair value hedges [member] |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Financial Risk Management [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of ounces committed under contract | Ounce_of_Gold | 63,996 |  |  |  |  |  |  |  |  |  |
Mark-to-market value of the hedge | $ 10,900,000 |  |  |  |  |  |  |  |  |  |
Commodity price risk [member] | Cash settled swap transaction contracts [member] | Fair value hedges [member] |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Financial Risk Management [Line Items] |  |  |  |  |  |  |  |  |  |  |
Volume of diesel hedged | l |  |  | 77.5 | 77.5 |  |  |  |  |  |  |
Average swap price | $ / Barrel |  |  | 61.15 | 61.15 |  |  |  |  |  |  |
Risk hedging number | ppm |  |  | 10 | 10 |  |  |  |  |  |  |
Commodity price risk [member] | Peru [member] | Fair value hedges [member] |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Financial Risk Management [Line Items] |  |  |  |  |  |  |  |  |  |  |
Mark-to-market value of the hedge | $ (3,300,000) |  |  |  |  |  |  |  |  |  |
Number of tonnes committed under contract | T | 29,400 | 8,250 |  |  |  |  |  |  |  |  |
Commodity price risk [member] | Ghana [member] | Cash settled swap transaction contracts [member] | Fair value hedges [member] |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Financial Risk Management [Line Items] |  |  |  |  |  |  |  |  |  |  |
Mark-to-market value of the hedge |  |  | $ 9,000,000 | $ 9,000,000 |  |  |  |  |  |  |
Volume of diesel hedged | l |  |  | 125.8 | 125.8 |  |  |  |  |  |  |
Average swap price | $ / Metric_tonne |  |  | 457.2 | 457.2 |  |  |  |  |  |  |
Average swap price | $ / Barrel |  |  | 61.4 | 61.4 |  |  |  |  |  |  |
Commodity price risk [member] | Floor rate [member] | Fair value hedges [member] |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Financial Risk Management [Line Items] |  |  |  |  |  |  |  |  |  |  |
Strike price of gold | $ / oz |  |  |  |  |  | 1,695.9 |  |  |  |  |
Commodity price risk [member] | Floor rate [member] | South deep [member] | Fair value hedges [member] |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Financial Risk Management [Line Items] |  |  |  |  |  |  |  |  |  |  |
Strike price of gold | R / kg | 600,000 |  |  |  |  |  |  |  |  |  |
Commodity price risk [member] | Floor rate [member] | Peru [member] | Fair value hedges [member] |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Financial Risk Management [Line Items] |  |  |  |  |  |  |  |  |  |  |
Strike price of copper | $ / Tonne | 6,600 | 5,867 |  |  |  |  |  |  |  |  |
Commodity price risk [member] | Interest rate caps [member] | Fair value hedges [member] |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Financial Risk Management [Line Items] |  |  |  |  |  |  |  |  |  |  |
Strike price of gold | $ / oz |  |  |  |  |  | 1,754.2 |  |  |  |  |
Commodity price risk [member] | Interest rate caps [member] | South deep [member] | Fair value hedges [member] |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Financial Risk Management [Line Items] |  |  |  |  |  |  |  |  |  |  |
Strike price of gold | R / kg | 665,621 |  |  |  |  |  |  |  |  |  |
Commodity price risk [member] | Interest rate caps [member] | Peru [member] | Fair value hedges [member] |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Financial Risk Management [Line Items] |  |  |  |  |  |  |  |  |  |  |
Strike price of copper | $ / Tonne | 7,431 | 6,300 |  |  |  |  |  |  |  |  |
Commodity price risk [member] | Brent crude [member] | Cash settled swap transaction contracts [member] | Fair value hedges [member] |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Financial Risk Management [Line Items] |  |  |  |  |  |  |  |  |  |  |
Benchmark price per barrel at time transaction | $ / Barrel |  |  | 49.92 | 49.92 |  |  |  |  |  |  |
Commodity price risk [member] | Brent crude [member] | Ghana [member] | Cash settled swap transaction contracts [member] | Fair value hedges [member] |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Financial Risk Management [Line Items] |  |  |  |  |  |  |  |  |  |  |
Benchmark price per barrel at time transaction | $ / Barrel |  |  | 49.8 | 49.8 |  |  |  |  |  |  |
Change in London Interbank Offered Rate [member] | Interest Bearing Borrowings [Member] | Floating Interest Rate [member] |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Financial Risk Management [Line Items] |  |  |  |  |  |  |  |  |  |  |
Borrowings exposed to interest rate fluctuations |  |  |  |  |  | $ 508,500,000 | 785,500,000 | 508,500,000 | 785,500,000 |  |
Johannesburg Interbank Average Rate and Prime Interest Rates [member] | Interest Bearing Borrowings [Member] | Floating Interest Rate [member] |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Financial Risk Management [Line Items] |  |  |  |  |  |  |  |  |  |  |
Borrowings exposed to interest rate fluctuations |  |  |  |  |  | 79,500,000 | 0 | 79,500,000 | 0 |  |
Change in South African Prime Interest Rate [Member] | Interest Bearing Borrowings [Member] | Floating Interest Rate [member] |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Financial Risk Management [Line Items] |  |  |  |  |  |  |  |  |  |  |
Borrowings exposed to interest rate fluctuations |  |  |  |  |  | 114,100,000 | 61,000,000 | 114,100,000 | 61,000,000 |  |
Change in Bank Bill Swap Bid Rate [member] | Interest Bearing Borrowings [Member] | Floating Interest Rate [member] |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Financial Risk Management [Line Items] |  |  |  |  |  |  |  |  |  |  |
Borrowings exposed to interest rate fluctuations |  |  |  |  |  | 231,500,000 | 0 | 231,500,000 | 0 |  |
Sensitivity to interest rates [member] | Interest Bearing Borrowings [Member] |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Financial Risk Management [Line Items] |  |  |  |  |  |  |  |  |  |  |
Borrowings exposed to interest rate fluctuations |  |  |  |  |  | $ 933,600,000 | $ 846,500,000 | $ 933,600,000 | $ 846,500,000 |  |

X
- Definition Average forward rate. + References No definition available. + Details
Name: | gfi_AverageForwardRate
Namespace Prefix: | gfi_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition Benchmark price per barrel. + References No definition available. + Details
Name: | gfi_BenchmarkPricePerBarrel
Namespace Prefix: | gfi_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Definition Borrowings exposed to interest rate fluctuations. + References No definition available. + Details
Name: | gfi_BorrowingsExposedToInterestRateFluctuations
Namespace Prefix: | gfi_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line items represents information about financial risk management. + References No definition available. + Details
Name: | gfi_DisclosureOfFinancialRiskManagementLineItems
Namespace Prefix: | gfi_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Financial assets past due but not impaired. + References No definition available. + Details
Name: | gfi_FinancialAssetsPastDueButNotImpaired
Namespace Prefix: | gfi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Impaired receivables. + References No definition available. + Details
Name: | gfi_ImpairedReceivables
Namespace Prefix: | gfi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Percentage of maximum investment in financial institutions' equity. + References No definition available. + Details
Name: | gfi_PercentageOfMaximumInvestmentInFinancialInstitutionsEquity
Namespace Prefix: | gfi_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Strike price of copper hedged + References No definition available. + Details
Name: | gfi_StrikePriceOfCopperHedged
Namespace Prefix: | gfi_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition Strike price of gold hedged. + References No definition available. + Details
Name: | gfi_StrikePriceOfGoldHedged
Namespace Prefix: | gfi_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition Strike price of issued gold. + References No definition available. + Details
Name: | gfi_StrikePriceOfIssuedGold
Namespace Prefix: | gfi_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition Swap price per barrel hedged. + References No definition available. + Details
Name: | gfi_SwapPricePerBarrelHedged
Namespace Prefix: | gfi_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition Swap price per metric tonne hedged. + References No definition available. + Details
Name: | gfi_SwapPricePerMetricTonneHedged
Namespace Prefix: | gfi_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition Value added tax, prepayments and diesel rebates receivables. + References No definition available. + Details
Name: | gfi_ValueAddedTaxPrepaymentsAndDieselRebatesReceivables
Namespace Prefix: | gfi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Volume Of Copper Hedged + References No definition available. + Details
Name: | gfi_VolumeOfCopperHedged
Namespace Prefix: | gfi_
Data Type: | num:massItemType
Balance Type: | na
Period Type: | duration

X
- Definition Volume of diesel hedged. + References No definition available. + Details
Name: | gfi_VolumeOfDieselHedged
Namespace Prefix: | gfi_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition Volume of gold hedged. + References No definition available. + Details
Name: | gfi_VolumeOfGoldHedged
Namespace Prefix: | gfi_
Data Type: | num:massItemType
Balance Type: | na
Period Type: | duration

X
- Definition Volume of gold produced. + References No definition available. + Details
Name: | gfi_VolumeOfGoldProduced
Namespace Prefix: | gfi_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of outstanding funds that the entity is obligated to repay. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_55&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_Borrowings
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The gains (losses) on the ineffective portion of hedges of net investments in foreign operations recognised in profit or loss. [Refer: Hedges of net investment in foreign operations [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Note Expiry date 2018-01-01 -Name IFRS -Number 7 -IssueDate 2017-01-01 -Paragraph 24 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2017-03-02&anchor=para_24_c&doctype=Standard&book=B -URIDate 2017-03-09 + Details
Name: | ifrs-full_GainsLossesOnIneffectivenessOfHedgesOfNetInvestmentsInForeignOperations
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of a hedged item, recognised as an asset. [Refer: Hedged items [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Note Effective 2018-01-01 -Name IFRS -Number 7 -IssueDate 2017-01-01 -Paragraph 24B -Subparagraph a -Clause i -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2017-03-01&anchor=para_24B_a_i&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_HedgedItemAssets
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount of a hedging instrument, recognised as a liability. [Refer: Hedging instruments [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Note Effective 2018-01-01 -Name IFRS -Number 7 -IssueDate 2017-01-01 -Paragraph 24A -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2017-03-01&anchor=para_24A_a&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_HedgingInstrumentLiabilities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The nominal amount of a hedging instrument. [Refer: Hedging instruments [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Note Effective 2018-01-01 -Name IFRS -Number 7 -IssueDate 2017-01-01 -Paragraph 23B -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2017-03-01&anchor=para_23B_a&doctype=Standard -URIDate 2017-03-09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Note Effective 2018-01-01 -Name IFRS -Number 7 -IssueDate 2017-01-01 -Paragraph 24A -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2017-03-01&anchor=para_24A_d&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_NominalAmountOfHedgingInstrument
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Definition The amount of risk exposure associated with financial instruments with a shared characteristic that identifies a concentration of risks. [Refer: Financial instruments, class [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2017-01-01 -Paragraph B8 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2017-03-01&anchor=para_B8_c&doctype=Appendix&seq=2 -URIDate 2017-03-09 + Details
Name: | ifrs-full_RiskExposureAssociatedWithInstrumentsSharingCharacteristic
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | ifrs-full_HedgingInstrumentsAxis=gfi_ForwardExchangeContractsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_CategoriesOfRelatedPartiesAxis=gfi_SouthDeepMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfHedgesAxis=ifrs-full_HedgesOfNetInvestmentInForeignOperationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_HedgingInstrumentsAxis=gfi_CashSettledSwapTransactionContractsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfHedgesAxis=ifrs-full_FairValueHedgesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=ifrs-full_TradeReceivablesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_CreditImpairmentOfFinancialInstrumentsAxis=ifrs-full_FinancialInstrumentsNotCreditimpairedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_CounterpartiesAxis=gfi_BankingInstitutionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=gfi_ReceivablesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_CreditImpairmentOfFinancialInstrumentsAxis=ifrs-full_FinancialInstrumentsCreditimpairedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfRisksAxis=gfi_CounterPartyExposureMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfRisksAxis=ifrs-full_CurrencyRiskMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfRisksAxis=ifrs-full_CommodityPriceRiskMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_GeographicalAreasAxis=country_PE
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_GeographicalAreasAxis=country_GH
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfInterestRatesAxis=gfi_FloorRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfInterestRatesAxis=gfi_InterestRateCapsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ExternalCreditGradesAxis=gfi_BrentCrudeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfRisksAxis=gfi_ChangeInLondonInterbankOfferedRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BorrowingsByNameAxis=gfi_InterestBearingBorrowingsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfInterestRatesAxis=ifrs-full_FloatingInterestRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfRisksAxis=gfi_ChangeInJohannesburgInterbankAverageRateAndPrimeInterestRatesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfRisksAxis=gfi_ChangeInSouthAfricanPrimeInterestRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfRisksAxis=gfi_ChangeInBankBillSwapBidRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfRisksAxis=ifrs-full_InterestRateRiskMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |