UBmatrix Calculation Trace Report
Line Concept Weight Balance Decimals Precision Reported Calculated Source Message
1 Extended Link [ http://www.alcoa.com/taxonomy/role/StatementOfCashFlowsIndirect ]
2 Context eol_PE10803---0910-Q0010_STD_p9m_20090930_0 [ 2009-01-01 - 2009-09-30 ]
c-equal
3 Unit USD
u-equal
us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease NA -6 [3] 304000000 304,000,000 Instance OK
us-gaap:NetCashProvidedByUsedInOperatingActivities 1.0 NA -6 [3] 241000000 241,000,000 Instance OK
us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinuingOperations 1.0 NA -6 [3] 250000000 250,000,000 Instance OK
us-gaap:ProfitLoss 1.0 credit -6 [3] -822000000 -822,000,000 Instance
us-gaap:DepreciationDepletionAndAmortization 1.0 debit -6 [3] 942000000 942,000,000 Instance
us-gaap:DeferredIncomeTaxExpenseBenefit 1.0 debit -6 [2] -55000000 -55,000,000 Instance
us-gaap:IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions -1.0 credit -6 [1] -4000000 -4,000,000 Instance
us-gaap:RestructuringCharges 1.0 debit -6 [3] 168000000 168,000,000 Instance
us-gaap:GainLossOnSaleOfOtherAssets -1.0 credit -6 [3] 104000000 104,000,000 Instance
us-gaap:ProvisionForDoubtfulAccounts 1.0 debit -6 [2] 13000000 13,000,000 Instance
us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTax -1.0 credit -6 [3] -155000000 -155,000,000 Instance
us-gaap:ShareBasedCompensation 1.0 debit -6 [2] 69000000 69,000,000 Instance
us-gaap:ExcessTaxBenefitFromShareBasedCompensationOperatingActivities -1.0 credit -6 [0] 0 0 Instance
us-gaap:AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesOther 1.0 debit -6 [3] 124000000 124,000,000 Instance
us-gaap:IncreaseDecreaseInReceivables -1.0 credit -6 [3] -463000000 -463,000,000 Instance
us-gaap:IncreaseDecreaseInInventories -1.0 credit -6 [4] -1053000000 -1,053,000,000 Instance
us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets -1.0 credit -6 [2] -94000000 -94,000,000 Instance
us-gaap:IncreaseDecreaseInAccountsPayableTrade 1.0 debit -6 [3] -736000000 -736,000,000 Instance
us-gaap:IncreaseDecreaseInAccruedLiabilities 1.0 debit -6 [3] -430000000 -430,000,000 Instance
aa:IncreaseDecreaseInTaxesPayable 1.0 debit -6 [3] -515000000 -515,000,000 Instance
us-gaap:PensionContributions -1.0 credit -6 [3] 102000000 102,000,000 Instance
us-gaap:IncreaseDecreaseInOtherOperatingAssets -1.0 credit -6 [3] 223000000 223,000,000 Instance
us-gaap:IncreaseDecreaseInOtherOperatingLiabilities 1.0 debit -6 [3] 141000000 141,000,000 Instance
aa:IncreaseDecreaseInNetAssetsHeldForSale -1.0 credit -6 [2] -11000000 -11,000,000 Instance
us-gaap:CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations 1.0 debit -6 [1] -9000000 -9,000,000 Instance
us-gaap:NetCashProvidedByUsedInFinancingActivities 1.0 NA -6 [3] 247000000 247,000,000 Instance OK
us-gaap:ProceedsFromRepaymentsOfShortTermDebt 1.0 debit -6 [3] -125000000 -125,000,000 Instance
us-gaap:ProceedsFromRepaymentsOfOtherDebt 1.0 debit -6 [4] -1535000000 -1,535,000,000 Instance
us-gaap:ProceedsFromIssuanceOfLongTermDebt 1.0 debit -6 [4] 1043000000 1,043,000,000 Instance
us-gaap:PaymentsOfDebtIssuanceCosts -1.0 credit -6 [2] 17000000 17,000,000 Instance
us-gaap:RepaymentsOfLongTermDebt -1.0 credit -6 [2] 31000000 31,000,000 Instance
us-gaap:ProceedsFromStockOptionsExercised 1.0 debit -6 [0] 0 0 Instance
us-gaap:ExcessTaxBenefitFromShareBasedCompensationFinancingActivities 1.0 debit -6 [0] 0 0 Instance
us-gaap:ProceedsFromIssuanceOfCommonStock 1.0 debit -6 [3] 876000000 876,000,000 Instance
us-gaap:PaymentsForRepurchaseOfCommonStock -1.0 credit -6 [0] 0 0 Instance
us-gaap:PaymentsOfDividendsCommonStock -1.0 credit -6 [3] 198000000 198,000,000 Instance
us-gaap:PaymentsOfDividendsMinorityInterest -1.0 credit -6 [2] 93000000 93,000,000 Instance
us-gaap:ProceedsFromMinorityShareholders 1.0 debit -6 [3] 327000000 327,000,000 Instance
us-gaap:NetCashProvidedByUsedInInvestingActivities 1.0 NA -6 [3] -221000000 -221,000,000 Instance OK
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment -1.0 credit -6 [4] 1254000000 1,254,000,000 Instance
us-gaap:PaymentsToAcquireOtherPropertyPlantAndEquipment -1.0 credit -6 [1] 5000000 5,000,000 Instance
us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired -1.0 credit -6 [3] -112000000 -112,000,000 Instance
us-gaap:PaymentsToAcquireAdditionalInterestInSubsidiaries -1.0 credit -6 [0] 0 0 Instance
aa:ProceedsFromDivestitureOfBusinessesAndProductiveAssets 1.0 debit -6 [2] -73000000 -73,000,000 Instance
us-gaap:PaymentsToAcquireInvestments -1.0 credit -6 [2] 26000000 26,000,000 Instance
us-gaap:ProceedsFromSaleMaturityAndCollectionsOfInvestments 1.0 debit -6 [4] 1026000000 1,026,000,000 Instance
aa:PaymentsForProceedsFromShortTermInvestmentsAndIncreaseDecreaseInRestrictedCash 1.0 debit -6 [1] 8000000 8,000,000 Instance
us-gaap:PaymentsForProceedsFromOtherInvestingActivities -1.0 credit -6 [1] 9000000 9,000,000 Instance
us-gaap:EffectOfExchangeRateOnCashAndCashEquivalents 1.0 debit -6 [2] 37000000 37,000,000 Instance
2 Context eol_PE10803---0910-Q0010_STD_p9m_20080930_0 [ 2008-01-01 - 2008-09-30 ]
c-equal
3 Unit USD
u-equal
us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease NA -6 [3] 348000000 348,000,000 Instance OK
us-gaap:NetCashProvidedByUsedInOperatingActivities 1.0 NA -6 [3] 626000000 626,000,000 Instance OK
us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinuingOperations 1.0 NA -6 [3] 628000000 628,000,000 Instance OK
us-gaap:ProfitLoss 1.0 credit -6 [4] 1338000000 1,338,000,000 Instance
us-gaap:DepreciationDepletionAndAmortization 1.0 debit -6 [3] 943000000 943,000,000 Instance
us-gaap:DeferredIncomeTaxExpenseBenefit 1.0 debit -6 [2] -10000000 -10,000,000 Instance
us-gaap:IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions -1.0 credit -6 [2] 66000000 66,000,000 Instance
us-gaap:RestructuringCharges 1.0 debit -6 [2] 76000000 76,000,000 Instance
us-gaap:GainLossOnSaleOfOtherAssets -1.0 credit -6 [2] 30000000 30,000,000 Instance
us-gaap:ProvisionForDoubtfulAccounts 1.0 debit -6 [1] 8000000 8,000,000 Instance
us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTax -1.0 credit -6 [2] -41000000 -41,000,000 Instance
us-gaap:ShareBasedCompensation 1.0 debit -6 [2] 85000000 85,000,000 Instance
us-gaap:ExcessTaxBenefitFromShareBasedCompensationOperatingActivities -1.0 credit -6 [2] 15000000 15,000,000 Instance
us-gaap:AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesOther 1.0 debit -6 [2] -44000000 -44,000,000 Instance
us-gaap:IncreaseDecreaseInReceivables -1.0 credit -6 [3] 164000000 164,000,000 Instance
us-gaap:IncreaseDecreaseInInventories -1.0 credit -6 [3] 621000000 621,000,000 Instance
us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets -1.0 credit -6 [2] 74000000 74,000,000 Instance
us-gaap:IncreaseDecreaseInAccountsPayableTrade 1.0 debit -6 [2] 76000000 76,000,000 Instance
us-gaap:IncreaseDecreaseInAccruedLiabilities 1.0 debit -6 [3] -374000000 -374,000,000 Instance
aa:IncreaseDecreaseInTaxesPayable 1.0 debit -6 [2] 27000000 27,000,000 Instance
us-gaap:PensionContributions -1.0 credit -6 [3] 485000000 485,000,000 Instance
us-gaap:IncreaseDecreaseInOtherOperatingAssets -1.0 credit -6 [2] 91000000 91,000,000 Instance
us-gaap:IncreaseDecreaseInOtherOperatingLiabilities 1.0 debit -6 [2] 30000000 30,000,000 Instance
aa:IncreaseDecreaseInNetAssetsHeldForSale -1.0 credit -6 [2] 22000000 22,000,000 Instance
us-gaap:CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations 1.0 debit -6 [1] -2000000 -2,000,000 Instance
us-gaap:NetCashProvidedByUsedInFinancingActivities 1.0 NA -6 [4] 1101000000 1,101,000,000 Instance OK
us-gaap:ProceedsFromRepaymentsOfShortTermDebt 1.0 debit -6 [2] -76000000 -76,000,000 Instance
us-gaap:ProceedsFromRepaymentsOfOtherDebt 1.0 debit -6 [3] 351000000 351,000,000 Instance
us-gaap:ProceedsFromIssuanceOfLongTermDebt 1.0 debit -6 [4] 2105000000 2,105,000,000 Instance
us-gaap:PaymentsOfDebtIssuanceCosts -1.0 credit -6 [2] 13000000 13,000,000 Instance
us-gaap:RepaymentsOfLongTermDebt -1.0 credit -6 [3] 192000000 192,000,000 Instance
us-gaap:ProceedsFromStockOptionsExercised 1.0 debit -6 [3] 177000000 177,000,000 Instance
us-gaap:ExcessTaxBenefitFromShareBasedCompensationFinancingActivities 1.0 debit -6 [2] 15000000 15,000,000 Instance
us-gaap:ProceedsFromIssuanceOfCommonStock 1.0 debit -6 [0] 0 0 Instance
us-gaap:PaymentsForRepurchaseOfCommonStock -1.0 credit -6 [4] 1082000000 1,082,000,000 Instance
us-gaap:PaymentsOfDividendsCommonStock -1.0 credit -6 [3] 420000000 420,000,000 Instance
us-gaap:PaymentsOfDividendsMinorityInterest -1.0 credit -6 [3] 193000000 193,000,000 Instance
us-gaap:ProceedsFromMinorityShareholders 1.0 debit -6 [3] 429000000 429,000,000 Instance
us-gaap:NetCashProvidedByUsedInInvestingActivities 1.0 NA -6 [4] -1387000000 -1,387,000,000 Instance OK
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment -1.0 credit -6 [4] 2405000000 2,405,000,000 Instance
us-gaap:PaymentsToAcquireOtherPropertyPlantAndEquipment -1.0 credit -6 [2] 16000000 16,000,000 Instance
us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired -1.0 credit -6 [3] 276000000 276,000,000 Instance
us-gaap:PaymentsToAcquireAdditionalInterestInSubsidiaries -1.0 credit -6 [3] 141000000 141,000,000 Instance
aa:ProceedsFromDivestitureOfBusinessesAndProductiveAssets 1.0 debit -6 [4] 2684000000 2,684,000,000 Instance
us-gaap:PaymentsToAcquireInvestments -1.0 credit -6 [4] 1276000000 1,276,000,000 Instance
us-gaap:ProceedsFromSaleMaturityAndCollectionsOfInvestments 1.0 debit -6 [2] 72000000 72,000,000 Instance
aa:PaymentsForProceedsFromShortTermInvestmentsAndIncreaseDecreaseInRestrictedCash 1.0 debit -6 [1] -2000000 -2,000,000 Instance
us-gaap:PaymentsForProceedsFromOtherInvestingActivities -1.0 credit -6 [2] 27000000 27,000,000 Instance
us-gaap:EffectOfExchangeRateOnCashAndCashEquivalents 1.0 debit -6 [1] 8000000 8,000,000 Instance


1 Extended Link [ http://www.alcoa.com/taxonomy/role/StatementOfOtherComprehensiveIncome ]
2 Context eol_PE10803---0910-Q0010_STD_p9m_20090930_0 [ 2009-01-01 - 2009-09-30 ]
c-equal
3 Unit USD
u-equal
us-gaap:ComprehensiveIncomeNetOfTax NA -6 [3] 736000000 736,000,000 Instance OK
us-gaap:NetIncomeLoss 1.0 credit -6 [3] -874000000 -874,000,000 Instance
us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent 1.0 NA -6 [4] 1610000000 1,610,000,000 Instance OK
us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent -1.0 debit -6 [3] -148000000 -148,000,000 Instance
us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent 1.0 credit -6 [4] 1290000000 1,290,000,000 Instance
us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent 1.0 NA -6 [3] 431000000 431,000,000 Instance OK
aa:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTaxPortionAttributableToParent 1.0 credit -6 [2] 51000000 51,000,000 Instance
aa:OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTaxPortionAttributableToParent -1.0 debit -6 [3] -380000000 -380,000,000 Instance
us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent 1.0 NA -6 [3] -259000000 -259,000,000 Instance OK
aa:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTaxPortionAttributableToParent 1.0 credit -6 [3] -198000000 -198,000,000 Instance
aa:OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTaxPortionAttributableToParent -1.0 debit -6 [2] 61000000 61,000,000 Instance
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest NA -6 [3] 334000000 334,000,000 Instance OK
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest 1.0 debit -6 [2] 52000000 52,000,000 Instance
us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest 1.0 NA -6 [3] 282000000 282,000,000 Instance OK
us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest -1.0 credit -6 [1] -3000000 -3,000,000 Instance
us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest 1.0 debit -6 [3] 275000000 275,000,000 Instance
us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest 1.0 NA -6 [0] 0 0 Instance Inconsistency found, calculated value is 0
aa:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTaxPortionAttributableToNoncontrollingInterest -1.0 credit -6 [0] 0 0 Instance
aa:OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTaxPortionAttributableToNoncontrollingInterest 1.0 debit -6 [0] 0 0 Instance
us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToNoncontrollingInterest 1.0 NA -6 [1] 4000000 4,000,000 Instance OK
aa:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTaxPortionAttributableToNoncontrollingInterest -1.0 credit -6 [1] -4000000 -4,000,000 Instance
aa:OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTaxPortionAttributableToNoncontrollingInterest 1.0 debit -6 [0] 0 0 Instance
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest NA -6 [4] 1070000000 1,070,000,000 Instance OK
us-gaap:ProfitLoss 1.0 credit -6 [3] -822000000 -822,000,000 Instance
us-gaap:OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease 1.0 NA -6 [4] 1892000000 1,892,000,000 Instance OK
us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecrease 1.0 -6 [3] 151000000 151,000,000 Instance
us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease 1.0 -6 [4] 1565000000 1,565,000,000 Instance
us-gaap:OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecrease 1.0 NA -6 [3] 431000000 431,000,000 Instance OK
us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax 1.0 credit -6 [2] 51000000 51,000,000 Instance
us-gaap:OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax -1.0 debit -6 [3] -380000000 -380,000,000 Instance
us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecrease 1.0 NA -6 [3] -255000000 -255,000,000 Instance OK
us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax 1.0 credit -6 [3] -194000000 -194,000,000 Instance
us-gaap:OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTax -1.0 debit -6 [2] 61000000 61,000,000 Instance
2 Context eol_PE10803---0910-Q0010_STD_p9m_20080930_0 [ 2008-01-01 - 2008-09-30 ]
c-equal
3 Unit USD
u-equal
us-gaap:ComprehensiveIncomeNetOfTax NA -6 [3] 423000000 423,000,000 Instance OK
us-gaap:NetIncomeLoss 1.0 credit -6 [4] 1117000000 1,117,000,000 Instance
us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent 1.0 NA -6 [3] -694000000 -694,000,000 Instance OK
us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent -1.0 debit -6 [2] 17000000 17,000,000 Instance
us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent 1.0 credit -6 [3] -428000000 -428,000,000 Instance
us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent 1.0 NA -6 [3] -295000000 -295,000,000 Instance OK
aa:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTaxPortionAttributableToParent 1.0 credit -6 [3] -294000000 -294,000,000 Instance
aa:OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTaxPortionAttributableToParent -1.0 debit -6 [1] 1000000 1,000,000 Instance
us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent 1.0 NA -6 [2] 46000000 46,000,000 Instance OK
aa:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTaxPortionAttributableToParent 1.0 credit -6 [2] -87000000 -87,000,000 Instance
aa:OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTaxPortionAttributableToParent -1.0 debit -6 [3] -133000000 -133,000,000 Instance
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest NA -6 [3] 113000000 113,000,000 Instance OK
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest 1.0 debit -6 [3] 221000000 221,000,000 Instance
us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest 1.0 NA -6 [3] -108000000 -108,000,000 Instance OK
us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest -1.0 credit -6 [0] 0 0 Instance
us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest 1.0 debit -6 [3] -109000000 -109,000,000 Instance
us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest 1.0 NA -6 [0] 0 0 Instance Inconsistency found, calculated value is 0
aa:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTaxPortionAttributableToNoncontrollingInterest -1.0 credit -6 [0] 0 0 Instance
aa:OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTaxPortionAttributableToNoncontrollingInterest 1.0 debit -6 [0] 0 0 Instance
us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToNoncontrollingInterest 1.0 NA -6 [1] 1000000 1,000,000 Instance OK
aa:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTaxPortionAttributableToNoncontrollingInterest -1.0 credit -6 [1] -5000000 -5,000,000 Instance
aa:OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTaxPortionAttributableToNoncontrollingInterest 1.0 debit -6 [1] -4000000 -4,000,000 Instance
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest NA -6 [3] 536000000 536,000,000 Instance OK
us-gaap:ProfitLoss 1.0 credit -6 [4] 1338000000 1,338,000,000 Instance
us-gaap:OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease 1.0 NA -6 [3] -802000000 -802,000,000 Instance OK
us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecrease 1.0 -6 [2] -17000000 -17,000,000 Instance
us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease 1.0 -6 [3] -537000000 -537,000,000 Instance
us-gaap:OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecrease 1.0 NA -6 [3] -295000000 -295,000,000 Instance OK
us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax 1.0 credit -6 [3] -294000000 -294,000,000 Instance
us-gaap:OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax -1.0 debit -6 [1] 1000000 1,000,000 Instance
us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecrease 1.0 NA -6 [2] 47000000 47,000,000 Instance OK
us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax 1.0 credit -6 [2] -82000000 -82,000,000 Instance
us-gaap:OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTax -1.0 debit -6 [3] -129000000 -129,000,000 Instance
2 Context eol_PE10803---0910-Q0010_STD_p3m_20090930_0 [ 2009-07-01 - 2009-09-30 ]
c-equal
3 Unit USD
u-equal
us-gaap:ComprehensiveIncomeNetOfTax NA -6 [3] 463000000 463,000,000 Instance OK
us-gaap:NetIncomeLoss 1.0 credit -6 [2] 77000000 77,000,000 Instance
us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent 1.0 NA -6 [3] 386000000 386,000,000 Instance OK
us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent -1.0 debit -6 [2] -14000000 -14,000,000 Instance
us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent 1.0 credit -6 [3] 492000000 492,000,000 Instance
us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent 1.0 NA -6 [1] 2000000 2,000,000 Instance OK
aa:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTaxPortionAttributableToParent 1.0 credit -6 [1] 2000000 2,000,000 Instance
aa:OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTaxPortionAttributableToParent -1.0 debit -6 [0] 0 0 Instance
us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent 1.0 NA -6 [3] -122000000 -122,000,000 Instance OK
aa:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTaxPortionAttributableToParent 1.0 credit -6 [3] -118000000 -118,000,000 Instance
aa:OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTaxPortionAttributableToParent -1.0 debit -6 [1] 4000000 4,000,000 Instance
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest NA -6 [3] 154000000 154,000,000 Instance OK
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest 1.0 debit -6 [2] 47000000 47,000,000 Instance
us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest 1.0 NA -6 [3] 107000000 107,000,000 Instance OK
us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest -1.0 credit -6 [1] -1000000 -1,000,000 Instance
us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest 1.0 debit -6 [3] 102000000 102,000,000 Instance
us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest 1.0 NA -6 [0] 0 0 Instance Inconsistency found, calculated value is 0
aa:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTaxPortionAttributableToNoncontrollingInterest -1.0 credit -6 [0] 0 0 Instance
aa:OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTaxPortionAttributableToNoncontrollingInterest 1.0 debit -6 [0] 0 0 Instance
us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToNoncontrollingInterest 1.0 NA -6 [1] 4000000 4,000,000 Instance OK
aa:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTaxPortionAttributableToNoncontrollingInterest -1.0 credit -6 [1] -4000000 -4,000,000 Instance
aa:OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTaxPortionAttributableToNoncontrollingInterest 1.0 debit -6 [0] 0 0 Instance
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest NA -6 [3] 617000000 617,000,000 Instance OK
us-gaap:ProfitLoss 1.0 credit -6 [3] 124000000 124,000,000 Instance
us-gaap:OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease 1.0 NA -6 [3] 493000000 493,000,000 Instance OK
us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecrease 1.0 -6 [2] 15000000 15,000,000 Instance
us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease 1.0 -6 [3] 594000000 594,000,000 Instance
us-gaap:OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecrease 1.0 NA -6 [1] 2000000 2,000,000 Instance OK
us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax 1.0 credit -6 [1] 2000000 2,000,000 Instance
us-gaap:OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax -1.0 debit -6 [0] 0 0 Instance
us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecrease 1.0 NA -6 [3] -118000000 -118,000,000 Instance OK
us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax 1.0 credit -6 [3] -114000000 -114,000,000 Instance
us-gaap:OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTax -1.0 debit -6 [1] 4000000 4,000,000 Instance
2 Context eol_PE10803---0910-Q0010_STD_p3m_20080930_0 [ 2008-07-01 - 2008-09-30 ]
c-equal
3 Unit USD
u-equal
us-gaap:ComprehensiveIncomeNetOfTax NA -6 [3] -903000000 -903,000,000 Instance OK
us-gaap:NetIncomeLoss 1.0 credit -6 [3] 268000000 268,000,000 Instance
us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent 1.0 NA -6 [4] -1171000000 -1,171,000,000 Instance OK
us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent -1.0 debit -6 [2] -72000000 -72,000,000 Instance
us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent 1.0 credit -6 [4] -1202000000 -1,202,000,000 Instance
us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent 1.0 NA -6 [3] -304000000 -304,000,000 Instance OK
aa:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTaxPortionAttributableToParent 1.0 credit -6 [3] -303000000 -303,000,000 Instance
aa:OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTaxPortionAttributableToParent -1.0 debit -6 [1] 1000000 1,000,000 Instance
us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent 1.0 NA -6 [3] 263000000 263,000,000 Instance OK
aa:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTaxPortionAttributableToParent 1.0 credit -6 [3] 209000000 209,000,000 Instance
aa:OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTaxPortionAttributableToParent -1.0 debit -6 [2] -54000000 -54,000,000 Instance
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest NA -6 [3] -173000000 -173,000,000 Instance OK
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest 1.0 debit -6 [2] 84000000 84,000,000 Instance
us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest 1.0 NA -6 [3] -257000000 -257,000,000 Instance OK
us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest -1.0 credit -6 [0] 0 0 Instance
us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest 1.0 debit -6 [3] -256000000 -256,000,000 Instance
us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest 1.0 NA -6 [0] 0 0 Instance Inconsistency found, calculated value is 0
aa:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTaxPortionAttributableToNoncontrollingInterest -1.0 credit -6 [0] 0 0 Instance
aa:OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTaxPortionAttributableToNoncontrollingInterest 1.0 debit -6 [0] 0 0 Instance
us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToNoncontrollingInterest 1.0 NA -6 [1] -1000000 -1,000,000 Instance OK
aa:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTaxPortionAttributableToNoncontrollingInterest -1.0 credit -6 [1] -4000000 -4,000,000 Instance
aa:OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTaxPortionAttributableToNoncontrollingInterest 1.0 debit -6 [1] -5000000 -5,000,000 Instance
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest NA -6 [4] -1076000000 -1,076,000,000 Instance OK
us-gaap:ProfitLoss 1.0 credit -6 [3] 352000000 352,000,000 Instance
us-gaap:OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease 1.0 NA -6 [4] -1428000000 -1,428,000,000 Instance OK
us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecrease 1.0 -6 [2] 72000000 72,000,000 Instance
us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease 1.0 -6 [4] -1458000000 -1,458,000,000 Instance
us-gaap:OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecrease 1.0 NA -6 [3] -304000000 -304,000,000 Instance OK
us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax 1.0 credit -6 [3] -303000000 -303,000,000 Instance
us-gaap:OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax -1.0 debit -6 [1] 1000000 1,000,000 Instance
us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecrease 1.0 NA -6 [3] 262000000 262,000,000 Instance OK
us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax 1.0 credit -6 [3] 213000000 213,000,000 Instance
us-gaap:OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTax -1.0 debit -6 [2] -49000000 -49,000,000 Instance


1 Extended Link [ http://www.alcoa.com/taxonomy/role/StatementOfIncomeAlternative ]
2 Context eol_PE10803---0910-Q0010_STD_p9m_20090930_0 [ 2009-01-01 - 2009-09-30 ]
c-equal
3 Unit USD
u-equal
us-gaap:NetIncomeLoss NA -6 [3] -874000000 -874,000,000 Instance OK
us-gaap:ProfitLoss 1.0 NA -6 [3] -822000000 -822,000,000 Instance OK
us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest 1.0 NA -6 [3] -667000000 -667,000,000 Instance OK
aa:IncomeLossFromContinuingOperationsBeforeIncomeTaxes 1.0 NA -6 [4] -1104000000 -1,104,000,000 Instance OK
us-gaap:SalesRevenueGoodsNet 1.0 credit -6 [5] 13006000000 13,006,000,000 Instance
aa:TotalCostsAndExpenses -1.0 NA -6 [5] 14110000000 14,110,000,000 Instance OK
us-gaap:CostOfGoodsSold 1.0 debit -6 [5] 11997000000 11,997,000,000 Instance
us-gaap:SellingGeneralAndAdministrativeExpense 1.0 debit -6 [3] 718000000 718,000,000 Instance
us-gaap:ResearchAndDevelopmentExpense 1.0 debit -6 [3] 118000000 118,000,000 Instance
us-gaap:CostOfGoodsSoldDepreciationDepletionAndAmortization 1.0 debit -6 [3] 942000000 942,000,000 Instance
us-gaap:RestructuringCharges 1.0 debit -6 [3] 168000000 168,000,000 Instance
us-gaap:InterestExpense 1.0 debit -6 [3] 349000000 349,000,000 Instance
us-gaap:NonoperatingIncomeExpense -1.0 credit -6 [3] 182000000 182,000,000 Instance
us-gaap:IncomeTaxExpenseBenefit -1.0 debit -6 [3] -437000000 -437,000,000 Instance
us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTax 1.0 credit -6 [3] -155000000 -155,000,000 Instance
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest -1.0 debit -6 [2] 52000000 52,000,000 Instance
3 Unit USDperShareItemType
u-equal
us-gaap:EarningsPerShareBasic NA 2 [3] -0.95 -0.95 Instance OK
us-gaap:IncomeLossFromContinuingOperationsPerBasicShare 1.0 2 [3] -0.78 -0.78 Instance
us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare 1.0 2 [3] -0.17 -0.17 Instance
us-gaap:EarningsPerShareDiluted NA 2 [3] -0.95 -0.95 Instance OK
us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare 1.0 2 [3] -0.78 -0.78 Instance
us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare 1.0 2 [3] -0.17 -0.17 Instance
2 Context eol_PE10803---0910-Q0010_STD_p9m_20080930_0 [ 2008-01-01 - 2008-09-30 ]
c-equal
3 Unit USD
u-equal
us-gaap:NetIncomeLoss NA -6 [4] 1117000000 1,117,000,000 Instance OK
us-gaap:ProfitLoss 1.0 NA -6 [4] 1338000000 1,338,000,000 Instance OK
us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest 1.0 NA -6 [4] 1379000000 1,379,000,000 Instance OK
aa:IncomeLossFromContinuingOperationsBeforeIncomeTaxes 1.0 NA -6 [4] 1959000000 1,959,000,000 Instance OK
us-gaap:SalesRevenueGoodsNet 1.0 credit -6 [5] 21213000000 21,213,000,000 Instance
aa:TotalCostsAndExpenses -1.0 NA -6 [5] 19254000000 19,254,000,000 Instance OK
us-gaap:CostOfGoodsSold 1.0 debit -6 [5] 16898000000 16,898,000,000 Instance
us-gaap:SellingGeneralAndAdministrativeExpense 1.0 debit -6 [3] 894000000 894,000,000 Instance
us-gaap:ResearchAndDevelopmentExpense 1.0 debit -6 [3] 185000000 185,000,000 Instance
us-gaap:CostOfGoodsSoldDepreciationDepletionAndAmortization 1.0 debit -6 [3] 942000000 942,000,000 Instance
us-gaap:RestructuringCharges 1.0 debit -6 [2] 76000000 76,000,000 Instance
us-gaap:InterestExpense 1.0 debit -6 [3] 282000000 282,000,000 Instance
us-gaap:NonoperatingIncomeExpense -1.0 credit -6 [2] 23000000 23,000,000 Instance
us-gaap:IncomeTaxExpenseBenefit -1.0 debit -6 [3] 580000000 580,000,000 Instance
us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTax 1.0 credit -6 [2] -41000000 -41,000,000 Instance
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest -1.0 debit -6 [3] 221000000 221,000,000 Instance
3 Unit USDperShareItemType
u-equal
us-gaap:EarningsPerShareBasic NA 2 [3] 1.36 1.36 Instance OK
us-gaap:IncomeLossFromContinuingOperationsPerBasicShare 1.0 2 [3] 1.41 1.41 Instance
us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare 1.0 2 [3] -0.05 -0.05 Instance
us-gaap:EarningsPerShareDiluted NA 2 [3] 1.35 1.35 Instance OK
us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare 1.0 2 [3] 1.40 1.4 Instance
us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare 1.0 2 [3] -0.05 -0.05 Instance
2 Context eol_PE10803---0910-Q0010_STD_p3m_20090930_0 [ 2009-07-01 - 2009-09-30 ]
c-equal
3 Unit USD
u-equal
us-gaap:NetIncomeLoss NA -6 [2] 77000000 77,000,000 Instance OK
us-gaap:ProfitLoss 1.0 NA -6 [3] 124000000 124,000,000 Instance OK
us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest 1.0 NA -6 [3] 120000000 120,000,000 Instance OK
aa:IncomeLossFromContinuingOperationsBeforeIncomeTaxes 1.0 NA -6 [2] 98000000 98,000,000 Instance OK
us-gaap:SalesRevenueGoodsNet 1.0 credit -6 [4] 4615000000 4,615,000,000 Instance
aa:TotalCostsAndExpenses -1.0 NA -6 [4] 4517000000 4,517,000,000 Instance OK
us-gaap:CostOfGoodsSold 1.0 debit -6 [4] 3888000000 3,888,000,000 Instance
us-gaap:SellingGeneralAndAdministrativeExpense 1.0 debit -6 [3] 234000000 234,000,000 Instance
us-gaap:ResearchAndDevelopmentExpense 1.0 debit -6 [2] 39000000 39,000,000 Instance
us-gaap:CostOfGoodsSoldDepreciationDepletionAndAmortization 1.0 debit -6 [3] 342000000 342,000,000 Instance
us-gaap:RestructuringCharges 1.0 debit -6 [2] 17000000 17,000,000 Instance
us-gaap:InterestExpense 1.0 debit -6 [3] 120000000 120,000,000 Instance
us-gaap:NonoperatingIncomeExpense -1.0 credit -6 [3] 123000000 123,000,000 Instance
us-gaap:IncomeTaxExpenseBenefit -1.0 debit -6 [2] -22000000 -22,000,000 Instance
us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTax 1.0 credit -6 [1] 4000000 4,000,000 Instance
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest -1.0 debit -6 [2] 47000000 47,000,000 Instance
3 Unit USDperShareItemType
u-equal
us-gaap:EarningsPerShareBasic NA 2 [1] 0.08 0.08 Instance OK
us-gaap:IncomeLossFromContinuingOperationsPerBasicShare 1.0 2 [1] 0.07 0.07 Instance
us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare 1.0 2 [1] 0.01 0.01 Instance
us-gaap:EarningsPerShareDiluted NA 2 [1] 0.08 0.08 Instance OK
us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare 1.0 2 [1] 0.07 0.07 Instance
us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare 1.0 2 [1] 0.01 0.01 Instance
2 Context eol_PE10803---0910-Q0010_STD_p3m_20080930_0 [ 2008-07-01 - 2008-09-30 ]
c-equal
3 Unit USD
u-equal
us-gaap:NetIncomeLoss NA -6 [3] 268000000 268,000,000 Instance OK
us-gaap:ProfitLoss 1.0 NA -6 [3] 352000000 352,000,000 Instance OK
us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest 1.0 NA -6 [3] 390000000 390,000,000 Instance OK
aa:IncomeLossFromContinuingOperationsBeforeIncomeTaxes 1.0 NA -6 [3] 526000000 526,000,000 Instance OK
us-gaap:SalesRevenueGoodsNet 1.0 credit -6 [4] 6970000000 6,970,000,000 Instance
aa:TotalCostsAndExpenses -1.0 NA -6 [4] 6444000000 6,444,000,000 Instance OK
us-gaap:CostOfGoodsSold 1.0 debit -6 [4] 5648000000 5,648,000,000 Instance
us-gaap:SellingGeneralAndAdministrativeExpense 1.0 debit -6 [3] 275000000 275,000,000 Instance
us-gaap:ResearchAndDevelopmentExpense 1.0 debit -6 [2] 61000000 61,000,000 Instance
us-gaap:CostOfGoodsSoldDepreciationDepletionAndAmortization 1.0 debit -6 [3] 311000000 311,000,000 Instance
us-gaap:RestructuringCharges 1.0 debit -6 [2] 38000000 38,000,000 Instance
us-gaap:InterestExpense 1.0 debit -6 [2] 96000000 96,000,000 Instance
us-gaap:NonoperatingIncomeExpense -1.0 credit -6 [2] -15000000 -15,000,000 Instance
us-gaap:IncomeTaxExpenseBenefit -1.0 debit -6 [3] 136000000 136,000,000 Instance
us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTax 1.0 credit -6 [2] -38000000 -38,000,000 Instance
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest -1.0 debit -6 [2] 84000000 84,000,000 Instance
3 Unit USDperShareItemType
u-equal
us-gaap:EarningsPerShareBasic NA 2 [2] 0.33 0.33 Instance OK
us-gaap:IncomeLossFromContinuingOperationsPerBasicShare 1.0 2 [2] 0.37 0.37 Instance
us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare 1.0 2 [3] -0.04 -0.04 Instance
us-gaap:EarningsPerShareDiluted NA 2 [2] 0.33 0.33 Instance OK
us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare 1.0 2 [2] 0.37 0.37 Instance
us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare 1.0 2 [3] -0.04 -0.04 Instance


1 Extended Link [ http://www.alcoa.com/taxonomy/role/StatementOfFinancialPositionClassified ]
2 Context eol_PE10803---0910-Q0010_STD_Inst_20081231_0 [ 2008-12-31 - ]
c-equal
3 Unit USD
u-equal
us-gaap:Assets NA -6 [5] 37822000000 37,822,000,000 Instance OK
us-gaap:AssetsCurrent 1.0 NA -6 [4] 8150000000 8,150,000,000 Instance OK
us-gaap:CashAndCashEquivalentsAtCarryingValue 1.0 debit -6 [3] 762000000 762,000,000 Instance
us-gaap:AccountsReceivableNetCurrent 1.0 debit -6 [4] 1883000000 1,883,000,000 Instance
us-gaap:OtherReceivables 1.0 debit -6 [3] 708000000 708,000,000 Instance
us-gaap:InventoryNet 1.0 debit -6 [4] 3238000000 3,238,000,000 Instance
us-gaap:HedgingAssetsCurrent 1.0 debit -6 [3] 586000000 586,000,000 Instance
us-gaap:OtherAssetsCurrent 1.0 debit -6 [3] 973000000 973,000,000 Instance
us-gaap:PropertyPlantAndEquipmentNet 1.0 NA -6 [5] 17455000000 17,455,000,000 Instance OK
us-gaap:PropertyPlantAndEquipmentGross 1.0 debit -6 [5] 31301000000 31,301,000,000 Instance
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment -1.0 credit -6 [5] 13846000000 13,846,000,000 Instance
us-gaap:Goodwill 1.0 debit -6 [4] 4981000000 4,981,000,000 Instance
us-gaap:LongTermInvestments 1.0 debit -6 [4] 1915000000 1,915,000,000 Instance
us-gaap:DeferredTaxAssetsNetNoncurrent 1.0 debit -6 [4] 2688000000 2,688,000,000 Instance
us-gaap:OtherAssetsNoncurrent 1.0 debit -6 [4] 2386000000 2,386,000,000 Instance
aa:AssetsHeldForSale 1.0 debit -6 [3] 247000000 247,000,000 Instance
us-gaap:LiabilitiesAndStockholdersEquity NA -6 [5] 37822000000 37,822,000,000 Instance OK
us-gaap:Liabilities 1.0 NA -6 [5] 23490000000 23,490,000,000 Instance OK
us-gaap:LiabilitiesCurrent 1.0 NA -6 [4] 7279000000 7,279,000,000 Instance OK
us-gaap:ShortTermBankLoansAndNotesPayable 1.0 credit -6 [3] 478000000 478,000,000 Instance
us-gaap:CommercialPaper 1.0 credit -6 [4] 1535000000 1,535,000,000 Instance
us-gaap:AccountsPayableCurrent 1.0 credit -6 [4] 2518000000 2,518,000,000 Instance
us-gaap:EmployeeRelatedLiabilitiesCurrent 1.0 credit -6 [3] 866000000 866,000,000 Instance
us-gaap:TaxesPayableCurrent 1.0 credit -6 [3] 378000000 378,000,000 Instance
us-gaap:DerivativeLiabilitiesCurrent 1.0 credit -6 [3] 461000000 461,000,000 Instance
us-gaap:OtherLiabilitiesCurrent 1.0 credit -6 [3] 987000000 987,000,000 Instance
us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent 1.0 credit -6 [2] 56000000 56,000,000 Instance
us-gaap:LongTermDebtAndCapitalLeaseObligations 1.0 credit -6 [4] 8509000000 8,509,000,000 Instance
us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent 1.0 credit -6 [4] 2941000000 2,941,000,000 Instance
us-gaap:OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent 1.0 credit -6 [4] 2730000000 2,730,000,000 Instance
us-gaap:OtherLiabilitiesNoncurrent 1.0 credit -6 [4] 1580000000 1,580,000,000 Instance
us-gaap:DeferredTaxLiabilitiesNoncurrent 1.0 credit -6 [3] 321000000 321,000,000 Instance
aa:LiabilitiesOfOperationsHeldForSale 1.0 credit -6 [3] 130000000 130,000,000 Instance
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest 1.0 NA -6 [5] 14332000000 14,332,000,000 Instance OK
us-gaap:StockholdersEquity 1.0 NA -6 [5] 11735000000 11,735,000,000 Instance OK
us-gaap:PreferredStockValue 1.0 credit -6 [2] 55000000 55,000,000 Instance
us-gaap:CommonStockValue 1.0 credit -6 [3] 925000000 925,000,000 Instance
us-gaap:AdditionalPaidInCapital 1.0 credit -6 [4] 5850000000 5,850,000,000 Instance
us-gaap:RetainedEarningsAccumulatedDeficit 1.0 credit -6 [5] 12400000000 12,400,000,000 Instance
us-gaap:TreasuryStockValue -1.0 debit -6 [4] 4326000000 4,326,000,000 Instance
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax 1.0 credit -6 [4] -3169000000 -3,169,000,000 Instance
us-gaap:MinorityInterest 1.0 credit -6 [4] 2597000000 2,597,000,000 Instance
2 Context eol_PE10803---0910-Q0010_STD_Inst_20090930_0 [ 2009-09-30 - ]
c-equal
3 Unit USD
u-equal
us-gaap:Assets NA -6 [5] 38099000000 38,099,000,000 Instance OK
us-gaap:AssetsCurrent 1.0 NA -6 [4] 7032000000 7,032,000,000 Instance OK
us-gaap:CashAndCashEquivalentsAtCarryingValue 1.0 debit -6 [4] 1066000000 1,066,000,000 Instance
us-gaap:AccountsReceivableNetCurrent 1.0 debit -6 [4] 1723000000 1,723,000,000 Instance
us-gaap:OtherReceivables 1.0 debit -6 [3] 651000000 651,000,000 Instance
us-gaap:InventoryNet 1.0 debit -6 [4] 2516000000 2,516,000,000 Instance
us-gaap:HedgingAssetsCurrent 1.0 debit -6 [2] 31000000 31,000,000 Instance
us-gaap:OtherAssetsCurrent 1.0 debit -6 [4] 1045000000 1,045,000,000 Instance
us-gaap:PropertyPlantAndEquipmentNet 1.0 NA -6 [5] 19592000000 19,592,000,000 Instance OK
us-gaap:PropertyPlantAndEquipmentGross 1.0 debit -6 [5] 34932000000 34,932,000,000 Instance
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment -1.0 credit -6 [5] 15340000000 15,340,000,000 Instance
us-gaap:Goodwill 1.0 debit -6 [4] 5048000000 5,048,000,000 Instance
us-gaap:LongTermInvestments 1.0 debit -6 [3] 940000000 940,000,000 Instance
us-gaap:DeferredTaxAssetsNetNoncurrent 1.0 debit -6 [4] 2642000000 2,642,000,000 Instance
us-gaap:OtherAssetsNoncurrent 1.0 debit -6 [4] 2666000000 2,666,000,000 Instance
aa:AssetsHeldForSale 1.0 debit -6 [3] 179000000 179,000,000 Instance
us-gaap:LiabilitiesAndStockholdersEquity NA -6 [5] 38099000000 38,099,000,000 Instance OK
us-gaap:Liabilities 1.0 NA -6 [5] 21881000000 21,881,000,000 Instance OK
us-gaap:LiabilitiesCurrent 1.0 NA -6 [4] 5017000000 5,017,000,000 Instance OK
us-gaap:ShortTermBankLoansAndNotesPayable 1.0 credit -6 [3] 343000000 343,000,000 Instance
us-gaap:CommercialPaper 1.0 credit -6 [0] 0 0 Instance
us-gaap:AccountsPayableCurrent 1.0 credit -6 [4] 1850000000 1,850,000,000 Instance
us-gaap:EmployeeRelatedLiabilitiesCurrent 1.0 credit -6 [3] 885000000 885,000,000 Instance
us-gaap:TaxesPayableCurrent 1.0 credit -6 [3] 363000000 363,000,000 Instance
us-gaap:DerivativeLiabilitiesCurrent 1.0 credit -6 [2] 81000000 81,000,000 Instance
us-gaap:OtherLiabilitiesCurrent 1.0 credit -6 [3] 832000000 832,000,000 Instance
us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent 1.0 credit -6 [3] 663000000 663,000,000 Instance
us-gaap:LongTermDebtAndCapitalLeaseObligations 1.0 credit -6 [4] 9067000000 9,067,000,000 Instance
us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent 1.0 credit -6 [4] 2797000000 2,797,000,000 Instance
us-gaap:OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent 1.0 credit -6 [4] 2755000000 2,755,000,000 Instance
us-gaap:OtherLiabilitiesNoncurrent 1.0 credit -6 [4] 1803000000 1,803,000,000 Instance
us-gaap:DeferredTaxLiabilitiesNoncurrent 1.0 credit -6 [3] 366000000 366,000,000 Instance
aa:LiabilitiesOfOperationsHeldForSale 1.0 credit -6 [2] 76000000 76,000,000 Instance
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest 1.0 NA -6 [5] 16218000000 16,218,000,000 Instance OK
us-gaap:StockholdersEquity 1.0 NA -6 [5] 13234000000 13,234,000,000 Instance OK
us-gaap:PreferredStockValue 1.0 credit -6 [2] 55000000 55,000,000 Instance
us-gaap:CommonStockValue 1.0 credit -6 [4] 1097000000 1,097,000,000 Instance
us-gaap:AdditionalPaidInCapital 1.0 credit -6 [4] 6612000000 6,612,000,000 Instance
us-gaap:RetainedEarningsAccumulatedDeficit 1.0 credit -6 [5] 11297000000 11,297,000,000 Instance
us-gaap:TreasuryStockValue -1.0 debit -6 [4] 4268000000 4,268,000,000 Instance
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax 1.0 credit -6 [4] -1559000000 -1,559,000,000 Instance
us-gaap:MinorityInterest 1.0 credit -6 [4] 2984000000 2,984,000,000 Instance


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