XML 177 R170.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Cash Generated by Operations - Summary of Cash Generated by Operations (Detail) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Cash flows from (used in) operating activities [abstract] |  |  |  |  |
(Loss)/profit from continuing operations | $ (20.8) | $ 167.9 | [1] | $ (239.6) | [1]
Mining and income taxation | 173.2 | 189.5 | [1] | 248.5 | [1]
Royalties | 62.0 | 78.4 | [1] | 73.9 | [1]
Interest expense | 91.2 | 82.5 |  | 87.8 |
Interest received | (5.1) | (7.3) | [2] | (5.9) | [2]
Amortisation and depreciation | 748.1 | 671.4 |  | 591.5 |
Interest expense - environmental rehabilitation | 12.1 | 10.7 |  | 11.7 |
Non-cash rehabilitation income | (13.5) | (9.7) |  | (14.6) |
Interest received - environmental trust funds | (0.5) | (1.0) | [1] | (0.4) | [1]
Impairment, net of reversal of impairment of investments and assets | 200.2 | 76.5 |  | 206.9 |
Write-off of exploration and evaluation assets | 51.5 | 41.4 | [1] | 29.1 | [1]
(Profit)/loss on disposal of assets | (4.0) | (48.0) | [1] | 0.1 | [1]
Profit on disposal of investments | 0.0 | (2.3) | [1] | (0.1) | [1]
Share-based payments | 26.8 | 14.0 | [1] | 10.7 | [1]
Long-term incentive plan expense | 5.0 | 10.5 | [1] | 5.1 | [1]
Payment of long-term incentive plan | (11.5) | 0.0 |  | 0.0 |
Borrowing costs capitalised | (22.9) | (15.1) |  | (16.6) |
Share of results of equity-accounted investees, net of taxation | (0.3) | 0.0 |  | 2.4 |
Other | (5.0) | (14.0) |  | (7.9) |
Total cash generated by operations | $ 1,286.5 | $ 1,245.4 | [2] | $ 982.6 | [2]
[1] | As Restated - Refer note 40 for further details.
[2] | The restatement is as a result of the discontinued operations.

X
- Definition Adjustments for borrowing costs capitalised to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Profit (loss)]. + References No definition available. + Details
Name: | gfi_AdjustmentsForBorrowingCostsCapitalised
Namespace Prefix: | gfi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Income loss non-cash rehabilitation. + References No definition available. + Details
Name: | gfi_IncomeExpenseNoncashRehabilitation
Namespace Prefix: | gfi_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of interest earned on funds intended to fund environmental rehabilitation obligations of the entity. + References No definition available. + Details
Name: | gfi_InterestEarnedEnvironmentalTrustFund
Namespace Prefix: | gfi_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Interest expense on environmental rehabilitation. + References No definition available. + Details
Name: | gfi_InterestExpenseOnEnvironmentalRehabilitation
Namespace Prefix: | gfi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of expense from long-term incentive plan transactions with employees. + References No definition available. + Details
Name: | gfi_LongTermIncentivePlan
Namespace Prefix: | gfi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Other inflows outflows of cash. + References No definition available. + Details
Name: | gfi_OtherInflowsOutflowsOfCash
Namespace Prefix: | gfi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Payment of long term incentive plan. + References No definition available. + Details
Name: | gfi_PaymentOfLongTermIncentivePlan
Namespace Prefix: | gfi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Write off of exploration and evaluation assets, continuing operations. + References No definition available. + Details
Name: | gfi_WriteOffOfExplorationAndEvaluationAssetsContinuingOperations
Namespace Prefix: | gfi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for depreciation and amortisation expense to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Depreciation and amortisation expense; Profit (loss)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 20 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_20_b&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_AdjustmentsForDepreciationAndAmortisationExpense
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for finance costs to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Finance costs; Profit (loss)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 20 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_20_c&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_AdjustmentsForFinanceCosts
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for impairment loss (reversal of impairment loss) recognised in profit or loss to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Impairment loss (reversal of impairment loss) recognised in profit or loss] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 20 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_20_b&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for undistributed profits of associates to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Associates [member]; Profit (loss)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 20 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_20_b&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_AdjustmentsForUndistributedProfitsOfAssociates
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of expense from share-based payment transactions with employees. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_112_c&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_ExpenseFromSharebasedPaymentTransactionsWithEmployees
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The gains (losses) on disposals of non-current assets. [Refer: Non-current assets] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_112_c&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_GainsLossesOnDisposalsOfNoncurrentAssets
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The gain on the disposal of investments. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 98 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_98_d&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_GainsOnDisposalsOfInvestments
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The aggregate amount included in the determination of profit (loss) for the period in respect of current tax and deferred tax that relate to continuing operations. [Refer: Continuing operations [member]; Current tax expense (income); Deferred tax expense (income)] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 26 -IssueDate 2017-01-01 -Paragraph 35 -Subparagraph b -Clause viii -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=26&date=2017-03-01&anchor=para_35_b_viii&doctype=Standard -URIDate 2017-03-09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 8 -IssueDate 2017-01-01 -Paragraph 23 -Subparagraph h -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=8&date=2017-03-01&anchor=para_23_h&doctype=Standard -URIDate 2017-03-09 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2017-01-01 -Paragraph 79 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=12&date=2017-03-01&anchor=para_79&doctype=Standard -URIDate 2017-03-09 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2017-01-01 -Paragraph 81 -Subparagraph c -Clause i -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=12&date=2017-03-01&anchor=para_81_c_i&doctype=Standard -URIDate 2017-03-09 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 82 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_82_d&doctype=Standard -URIDate 2017-03-09 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2017-01-01 -Paragraph 81 -Subparagraph c -Clause ii -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=12&date=2017-03-01&anchor=para_81_c_ii&doctype=Standard -URIDate 2017-03-09 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2017-01-01 -Paragraph B13 -Subparagraph g -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=12&date=2017-03-01&anchor=para_B13_g&doctype=Appendix&seq=2 -URIDate 2017-03-09 + Details
Name: | ifrs-full_IncomeTaxExpenseContinuingOperations
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash inflow from interest received, classified as operating activities. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 31 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_31&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_InterestReceivedClassifiedAsOperatingActivities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash inflow from operating activities that the entity does not separately disclose in the same statement or note. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 14 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_14&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_OtherCashReceiptsFromOperatingActivities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The profit (loss) from continuing operations. [Refer: Continuing operations [member]; Profit (loss)] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 8 -IssueDate 2017-01-01 -Paragraph 28 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=8&date=2017-03-01&anchor=para_28_b&doctype=Standard -URIDate 2017-03-09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 8 -IssueDate 2017-01-01 -Paragraph 23 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=8&date=2017-03-01&anchor=para_23&doctype=Standard -URIDate 2017-03-09 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2017-01-01 -Paragraph B12 -Subparagraph b -Clause vi -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=12&date=2017-03-01&anchor=para_B12_b_vi&doctype=Appendix&seq=2 -URIDate 2017-03-09 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 81A -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_81A_a&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_ProfitLossFromContinuingOperations
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of expense arising from royalties. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 85 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_85&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_RoyaltyExpense
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration