2.2.0.7 false Statement of Earnings (USD $) 00200 - Statement - Statement of Earnings true false In Millions, except Share data false false 1 USD false false Monetary Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 EarninsPerShareUSD Divide http://www.xbrl.org/2003/iso4217 USD iso4217 http://www.xbrl.org/2003/instance shares xbrli 0 Shares Standard http://www.xbrl.org/2003/instance shares xbrli 0 $ false 2 USD false false Monetary Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 EarninsPerShareUSD Divide http://www.xbrl.org/2003/iso4217 USD iso4217 http://www.xbrl.org/2003/instance shares xbrli 0 Shares Standard http://www.xbrl.org/2003/instance shares xbrli 0 $ 2 Statement of income 0 au_StatementOfIncome au false na duration No definition available. false false false false false true false false false false false false 1 false false false false 0 0 false false false 2 false false false false 0 0 false false false xbrli:stringItemType string No definition available. false 3 Sales and other income 1 us-gaap_Revenues us-gaap true credit duration No definition available. false false false false false false false false false false false totallabel false 1 true true false false 2406000000 2406 false false false 2 true true false false 1501000000 1501 false false false xbrli:monetaryItemType monetary Aggregate revenue recognized during the period (derived from goods sold, services rendered, insurance premiums, or other activities that constitute an entity's earning process). For financial services companies, also includes investment and interest income, and sales and trading gains. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Article 5 true 4 Product sales 2 us-gaap_GoldProductsAndServicesRevenue us-gaap true credit duration No definition available. false false false false false false false false false false false false 1 false true false false 2370000000 2370 false false false 2 false true false false 1441000000 1441 false false false xbrli:monetaryItemType monetary Revenue derived from sale of gold and related products. Also includes rendering of services and selling of products for exploration, development, mining, and processing, as well as supporting activities. No authoritative reference available. false 5 Interest, dividends and other 2 us-gaap_OtherNonoperatingIncome us-gaap true credit duration No definition available. false false false false false false false false false false false false 1 false true false false 36000000 36 false false false 2 false true false false 60000000 60 false false false xbrli:monetaryItemType monetary The aggregate amount of other income amounts resulting from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business) also known as other nonoperating income recognized for the period. Such amounts may include: (a) dividends, (b) interest on securities, (c) profits on securities (net of losses), and (d) miscellaneous other income items. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 7 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Audit and Accounting Guide (AAG) -Number AAG-BRD -Chapter 4 -Paragraph 80 -Subparagraph Exhibit 4-4 -IssueDate 2006-05-01 false 6 Cost and expenses 1 us-gaap_CostsAndExpenses us-gaap true debit duration No definition available. false false false false false false false false false false false totallabel false 1 false true false false 2312000000 2312 false false false 2 false true false false 1148000000 1148 false false false xbrli:monetaryItemType monetary Total costs of sales and operating expenses for the period. No authoritative reference available. true 7 Production costs 2 au_GoldProductionCosts au false debit duration Production costs are costs incurred for development, mining, processing and providing mining support activities relating to... false false false false false false false false false false false terselabel false 1 false true false false 1196000000 1196 false false false 2 false true false false 955000000 955 false false false xbrli:monetaryItemType monetary Production costs are costs incurred for development, mining, processing and providing mining support activities relating to the production of gold. Production costs include the cost of labor, fuel, power, consumable stores (which include explosives, timber, reagents and other consumables) and utilities and services. Production costs are reduced by contributions from by-products and are inclusive of production taxes and rehabilitation costs. Production costs exclude depreciation and amortization expense and exploration costs. No authoritative reference available. false 8 Exploration costs 2 au_ExplorationCost au false debit duration Exploration costs are costs incurred relating to activities performed in the search to identify economically viable gold... false false false false false false false false false false false terselabel false 1 false true false false 94000000 94 false false false 2 false true false false 51000000 51 false false false xbrli:monetaryItemType monetary Exploration costs are costs incurred relating to activities performed in the search to identify economically viable gold deposits. These costs include amongst others licenses, permits, drilling costs, assays, age dating of samples and target generating activities. No authoritative reference available. false 9 Related party transactions 2 us-gaap_RelatedPartyTransactionAmountsOfTransaction us-gaap true debit duration No definition available. false false false false false false false false false false false terselabel false 1 false true false false -8000000 -8 false false false 2 false true false false -7000000 -7 false false false xbrli:monetaryItemType monetary Amount of transactions with related party during the financial reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 57 -Paragraph 2 -Subparagraph c false 10 General and administrative 2 us-gaap_GeneralAndAdministrativeExpense us-gaap true debit duration No definition available. false false false false false false false false false false false false 1 false true false false 100000000 100 false false false 2 false true false false 73000000 73 false false false xbrli:monetaryItemType monetary The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line. No authoritative reference available. false 11 Royalties 2 us-gaap_RoyaltyExpense us-gaap true debit duration No definition available. false false false false false false false false false false false false 1 false true false false 58000000 58 false false false 2 false true false false 36000000 36 false false false xbrli:monetaryItemType monetary Amount of expense related to royalty payments under a contractual arrangement such as payment for mineral and drilling rights and use of technology or intellectual property. No authoritative reference available. false 12 Market development costs 2 us-gaap_MarketingExpense us-gaap true debit duration No definition available. false false false false false false false false false false false false 1 false true false false 5000000 5 false false false 2 false true false false 6000000 6 false false false xbrli:monetaryItemType monetary Expenditures for planning and executing the conception, pricing, promotion, and distribution of ideas, goods, and services. Costs of public relations and corporate promotions are typically considered to be marketing costs. No authoritative reference available. false 13 Depreciation, depletion and amortization 2 us-gaap_DepreciationDepletionAndAmortization us-gaap true debit duration No definition available. false false false false false false false false false false false false 1 false true false false 336000000 336 false false false 2 false true false false 285000000 285 false false false xbrli:monetaryItemType monetary The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets. No authoritative reference available. false 14 Impairment of assets (see note D) 2 us-gaap_AssetImpairmentCharges us-gaap true debit duration No definition available. false false false false false false false false false false false false 1 false true false false 19000000 19 false false false 2 false true false false 0 0 false false false xbrli:monetaryItemType monetary The charge against earnings resulting from the aggregate write down of all assets from their carrying value to their fair value. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 28 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 144 -Paragraph 45, 46, 47 false 15 Interest expense 2 us-gaap_InterestExpense us-gaap true debit duration No definition available. false false false false false false false false false false false false 1 false true false false 67000000 67 false false false 2 false true false false 57000000 57 false false false xbrli:monetaryItemType monetary The cost of borrowed funds accounted for as interest that was charged against earnings during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 34 -Paragraph 21 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher OTS -Name Federal Regulation (FR) -Number Title 12 -Chapter V -Section 563c.102 -Paragraph 9 -Subsection II Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 9 -Article 9 false 16 Accretion expense 2 us-gaap_AssetRetirementObligationAccretionExpense us-gaap true debit duration No definition available. false false false false false false false false false false false false 1 false true false false 10000000 10 false false false 2 false true false false 8000000 8 false false false xbrli:monetaryItemType monetary Amount of accretion expense recognized in the income statement during the period that is associated with asset retirement obligations. Accretion expense measures and incorporates changes due to the passage of time into the carrying amount of the liability. Such accretion expense representing changes in the liability for an asset retirement obligation due to passage of time is the result of applying an interest method of allocation to the amount of the liability at the beginning of the period. The interest rate used to measure that change shall be the credit-adjusted risk-free rate that existed when the liability, or portion thereof, was initially measured. That amount shall be recognized as an increase in the carrying amount of the liability and as an expense classified as an operating item in the statement of income. Accretion expense shall not be considered to be interest cost for purposes of capitalization of interest. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 143 -Paragraph 13, 14 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 143 -Paragraph 22 -Subparagraph c(3) false 17 Employment severance costs 2 us-gaap_SeveranceCosts us-gaap true debit duration No definition available. false false false false false false false false false false false false 1 false true false false 10000000 10 false false false 2 false true false false 6000000 6 false false false xbrli:monetaryItemType monetary The charge against earnings in the period for known and estimated costs of termination benefits provided to current employees that are involuntarily terminated under a benefit arrangement associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, excluding costs or losses pertaining to an entity newly acquired in a business combination or a discontinued operation as defined by generally accepted accounting principles and costs associated with one-time termination benefits. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 132R -Paragraph 5-8 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 146 -Paragraph 8-13, 20 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 5 -Section P -Subsection 3, 4 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name FASB Staff Position (FSP) -Number FAS146-1 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 112 -Paragraph 7 false 18 Loss/(profit) on sale of assets, realization of loans, indirect taxes and other (see note F) 2 au_LossProfitOnSaleOfAssetsRealizationOfLoansIndirectTaxAndOther au false debit duration These include profit and losses on disposals, loans realized, reassessments of indirect taxes and other items. false false false false false false false false false false false terselabel false 1 false true false false 16000000 16 false false false 2 false true false false -83000000 -83 false false false xbrli:monetaryItemType monetary These include profit and losses on disposals, loans realized, reassessments of indirect taxes and other items. No authoritative reference available. false 19 Non-hedge derivative loss/(gain) (see note G) 2 us-gaap_IncreaseDecreaseInFairValueOfUnhedgedDerivativeInstruments us-gaap true credit duration No definition available. false false false false false false false false false false true negated false 1 false true false false 409000000 409 false false false 2 false true false false -239000000 -239 false false false xbrli:monetaryItemType monetary The gain (loss) on a derivative instrument not designated as a hedging instrument recognized in earnings in the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 133 -Paragraph 18 -Subparagraph a, b false 20 Income from continuing operations before income tax and equity income in affiliates 1 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments us-gaap true credit duration No definition available. false false false false false false false false false false false totallabel false 1 false true false false 94000000 94 false false false 2 false true false false 353000000 353 false false false xbrli:monetaryItemType monetary Sum of operating profit and nonoperating income (expense) before income (loss) from equity method investments, income taxes, extraordinary items, cumulative effects of changes in accounting principles, and noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph h -Subparagraph 1(i) -Article 4 true 21 Taxation expense (see note H) 1 us-gaap_IncomeTaxExpenseBenefitContinuingOperations us-gaap true debit duration No definition available. false false false false false false false false false false true negated false 1 false true false false -106000000 -106 false false false 2 false true false false -154000000 -154 false false false xbrli:monetaryItemType monetary The sum of the current income tax expense (benefit) and the deferred income tax expense (benefit) pertaining to pretax income (loss) from continuing operations; income tax expense (benefit) may include interest and penalties on tax uncertainties based on the entity's accounting policy. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph h -Article 4 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name FASB Interpretation (FIN) -Number 48 -Paragraph 15, 16, 19 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 109 -Paragraph 45, 46 false 22 Equity income in affiliates 1 us-gaap_IncomeLossFromEquityMethodInvestments us-gaap true credit duration No definition available. false false false false false false false false false false false false 1 false true false false 39000000 39 false false false 2 false true false false 44000000 44 false false false xbrli:monetaryItemType monetary This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. Such amount typically reflects adjustments similar to those made in preparing consolidated statements, including adjustments to eliminate intercompany gains and losses, and to amortize, if appropriate, any difference between cost and underlying equity in net assets of the investee at the date of investment. 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Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph A1, A4, A5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 5 -Subparagraph b Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 29 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph a Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph c(1) true 24 Less: Net income attributable to noncontrolling interests 1 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest us-gaap true debit duration No definition available. false false false false false false false false false false true negated false 1 false true false false -23000000 -23 false false false 2 false true false false -13000000 -13 false false false xbrli:monetaryItemType monetary The portion of net income (loss) attributable to the noncontrolling interest (if any) deducted in order to derive the portion attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph a Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph c(1) Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph A1, A4, A5 false 25 Net income attributable to AngloGold Ashanti 1 us-gaap_NetIncomeLoss us-gaap true credit duration No definition available. false false false false false false false false false false false totallabel false 1 true true false false 4000000 4 false false false 2 true true false false 230000000 230 false false false xbrli:monetaryItemType monetary The portion of consolidated profit or loss for the period, net of income taxes, which is attributable to the parent. If the entity does not present consolidated financial statements, the amount of profit or loss for the period, net of income taxes. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 19 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph d Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph A7 -Appendix A Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph a Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 20 -Article 9 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 130 -Paragraph 10, 15 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Emerging Issues Task Force (EITF) -Number 87-21 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 28, 29, 30 true 26 Income per share attributable to AngloGold Ashanti common stockholders: (cents) (see note J) 1 us-gaap_EarningsPerShareBasicAbstract us-gaap true na duration No definition available. false false false false false true false false false false false terselabel false 1 false false false false 0 0 false false false 2 false false false false 0 0 false false false xbrli:stringItemType string No definition available. false 27 Ordinary shares 2 us-gaap_EarningsPerShareBasic us-gaap true na duration No definition available. false false false false false false false false false false false terselabel true 1 true true false false 0.02 0.02 false false false 2 true true false false 0.65 0.65 false false false us-types:perShareItemType decimal The amount of net income or loss for the period per each share of common stock outstanding during the reporting period. 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Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 171 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 40 -Subparagraph a Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 8 false 33 E Ordinary shares basic and diluted 2 au_EOrdinarySharesBasicAndDiluted au false na duration Number of [E Ordinary] shares, after adjustment for contingently issuable shares and other shares not deemed outstanding,... false false false false false false false false false false false false 1 false true false false 3483676 3483676 false false false 2 false true false false 3918250 3918250 false false false xbrli:sharesItemType shares Number of [E Ordinary] shares, after adjustment for contingently issuable shares and other shares not deemed outstanding, determined by relating the portion of time within a reporting period that E Ordinary shares have been outstanding to the total time in that period [basic and diluted]. 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Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 40 -Subparagraph a Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 8 false 35 Dividend declared per ordinary share (cents) 1 us-gaap_CommonStockDividendsPerShareCashPaid us-gaap true na duration No definition available. false false false false false false false false false false false true 1 true true false false 0.10 0.10 false false false 2 true true false false 0.05 0.05 false false false us-types:perShareItemType decimal Aggregate dividends paid during the period for each share of common stock outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 false 36 Dividend declared per E ordinary share (cents) 1 au_DividendPaidPerEOrdinaryShareCents au false na duration Aggregate dividends paid during the period for each E Ordinary share outstanding. false false false false false false false false false false false terselabel true 1 true true false false 0.05 0.05 false false false 2 true true false false 0.03 0.03 false false false us-types:perShareItemType decimal Aggregate dividends paid during the period for each E Ordinary share outstanding. No authoritative reference available. false 2 35 false Millions NoRounding NoRounding false true