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Discontinued Operations and Assets Held for Sale - Additional Information (Detail) (USD $) In Millions, unless otherwise specified | Dec. 31, 2013
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Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |
Total distribution amount | $ 1,033.7

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- Definition The net asset value of a disposal group, including discontinued operations distributed. + References No definition available. + Details
Name: | gfi_DisposalGroupIncludingDiscontinuedOperationNetAssetValueDistributed
Namespace Prefix: | gfi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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