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

X

- 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

X

- Details

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