10-Q Filing

ALCOA CORP CIK: 1675149 Q1 2020

Filing Information

Form Type	10-Q
Accession Number	`0001564590-20-019810`
Period End Date	20200331
Filing Date	20200429
Fiscal Year	2020
Fiscal Period	Q1
XBRL Instance	aa-10q_20200331_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 82 Income Statement 32 Cash Flow Statement 68 Stockholders Equity 20 Comprehensive Income 35

Balance Sheet 82 line items

Line Item	Tag	Value	Unit	Period
Cash and cash equivalents (K)	`CashAndCashEquivalentsAtCarryingValue`	$829.00M	USD	Point-in-time
Cash and cash equivalents (K)	`CashAndCashEquivalentsAtCarryingValue`	$879.00M	USD	Point-in-time
Receivables from customers	`AccountsReceivableNetCurrent`	$570.00M	USD	Point-in-time
Receivables from customers	`AccountsReceivableNetCurrent`	$546.00M	USD	Point-in-time
Other receivables	`OtherReceivablesNetCurrent`	$114.00M	USD	Point-in-time
Other receivables	`OtherReceivablesNetCurrent`	$95.00M	USD	Point-in-time
Inventories (I)	`InventoryNet`	$1.64B	USD	Point-in-time
Inventories (I)	`InventoryNet`	$1.51B	USD	Point-in-time
Fair value of derivative instruments (K)	`DerivativeAssetsCurrent`	$59.00M	USD	Point-in-time
Fair value of derivative instruments (K)	`DerivativeAssetsCurrent`	$53.00M	USD	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$277.00M	USD	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$288.00M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$3.53B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$3.33B	USD	Point-in-time
Properties, plants, and equipment	`PropertyPlantAndEquipmentGross`	$20.18B	USD	Point-in-time
Properties, plants, and equipment	`PropertyPlantAndEquipmentGross`	$21.71B	USD	Point-in-time
Less: accumulated depreciation, depletion, and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$13.02B	USD	Point-in-time
Less: accumulated depreciation, depletion, and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$13.80B	USD	Point-in-time
Properties, plants, and equipment, net	`PropertyPlantAndEquipmentNet`	$7.92B	USD	Point-in-time
Properties, plants, and equipment, net	`PropertyPlantAndEquipmentNet`	$7.16B	USD	Point-in-time
Investments (H)	`InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures`	$1.06B	USD	Point-in-time
Investments (H)	`InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures`	$1.11B	USD	Point-in-time
Deferred income taxes (L)	`DeferredTaxAssetsNetNoncurrent`	$642.00M	USD	Point-in-time
Deferred income taxes (L)	`DeferredTaxAssetsNetNoncurrent`	$425.00M	USD	Point-in-time
Fair value of derivative instruments (K)	`DerivativeAssetsNoncurrent`	$446.00M	USD	Point-in-time
Fair value of derivative instruments (K)	`DerivativeAssetsNoncurrent`	$18.00M	USD	Point-in-time
Other noncurrent assets	`OtherAssetsNoncurrent`	$1.23B	USD	Point-in-time
Other noncurrent assets	`OtherAssetsNoncurrent`	$1.41B	USD	Point-in-time
Total assets	`Assets`	$13.65B	USD	Point-in-time
Total assets	`Assets`	$14.63B	USD	Point-in-time
Accounts payable, trade	`AccountsPayableCurrent`	$1.48B	USD	Point-in-time
Accounts payable, trade	`AccountsPayableCurrent`	$1.28B	USD	Point-in-time
Accrued compensation and retirement costs	`EmployeeRelatedLiabilitiesCurrent`	$353.00M	USD	Point-in-time
Accrued compensation and retirement costs	`EmployeeRelatedLiabilitiesCurrent`	$413.00M	USD	Point-in-time
Taxes, including income taxes	`TaxesPayableCurrent`	$104.00M	USD	Point-in-time
Taxes, including income taxes	`TaxesPayableCurrent`	$78.00M	USD	Point-in-time
Fair value of derivative instruments (K)	`DerivativeLiabilitiesCurrent`	$67.00M	USD	Point-in-time
Fair value of derivative instruments (K)	`DerivativeLiabilitiesCurrent`	$80.00M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$435.00M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$494.00M	USD	Point-in-time
Long-term debt due within one year (K)	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$1.00M	USD	Point-in-time
Long-term debt due within one year (K)	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$1.00M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$2.22B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$2.56B	USD	Point-in-time
Long-term debt, less amount due within one year (K)	`LongTermDebtAndCapitalLeaseObligations`	$1.80B	USD	Point-in-time
Long-term debt, less amount due within one year (K)	`LongTermDebtAndCapitalLeaseObligations`	$1.80B	USD	Point-in-time
Accrued pension benefits (J)	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$1.50B	USD	Point-in-time
Accrued pension benefits (J)	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$1.46B	USD	Point-in-time
Accrued other postretirement benefits (J)	`OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent`	$729.00M	USD	Point-in-time
Accrued other postretirement benefits (J)	`OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent`	$749.00M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$606.00M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$548.00M	USD	Point-in-time
Environmental remediation (N)	`AccruedEnvironmentalLossContingenciesNoncurrent`	$296.00M	USD	Point-in-time
Environmental remediation (N)	`AccruedEnvironmentalLossContingenciesNoncurrent`	$289.00M	USD	Point-in-time
Fair value of derivative instruments (K)	`DerivativeLiabilitiesNoncurrent`	$164.00M	USD	Point-in-time
Fair value of derivative instruments (K)	`DerivativeLiabilitiesNoncurrent`	$581.00M	USD	Point-in-time
Noncurrent income taxes (L)	`AccruedIncomeTaxesNoncurrent`	$299.00M	USD	Point-in-time
Noncurrent income taxes (L)	`AccruedIncomeTaxesNoncurrent`	$276.00M	USD	Point-in-time
Other noncurrent liabilities and deferred credits	`DeferredCreditsAndOtherLiabilitiesNoncurrent`	$332.00M	USD	Point-in-time
Other noncurrent liabilities and deferred credits	`DeferredCreditsAndOtherLiabilitiesNoncurrent`	$370.00M	USD	Point-in-time
Total liabilities	`Liabilities`	$8.74B	USD	Point-in-time
Total liabilities	`Liabilities`	$7.84B	USD	Point-in-time
CONTINGENCIES AND COMMITMENTS (N)	`CommitmentsAndContingencies`	-	USD	Point-in-time
CONTINGENCIES AND COMMITMENTS (N)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Common stock	`CommonStockValue`	$2.00M	USD	Point-in-time
Common stock	`CommonStockValue`	$2.00M	USD	Point-in-time
Additional capital	`AdditionalPaidInCapitalCommonStock`	$9.65B	USD	Point-in-time
Additional capital	`AdditionalPaidInCapitalCommonStock`	$9.64B	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-555.00M	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-476.00M	USD	Point-in-time
Accumulated other comprehensive loss (G)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-4.90B	USD	Point-in-time
Accumulated other comprehensive loss (G)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-4.97B	USD	Point-in-time
Total Alcoa Corporation shareholders equity	`StockholdersEquity`	$4.11B	USD	Point-in-time
Total Alcoa Corporation shareholders equity	`StockholdersEquity`	$4.28B	USD	Point-in-time
Noncontrolling interest	`MinorityInterest`	$1.77B	USD	Point-in-time
Noncontrolling interest	`MinorityInterest`	$1.54B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.89B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.81B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.08B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.59B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$14.63B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$13.65B	USD	Point-in-time

Income Statement 32 line items

Line Item	Tag	Value	Unit	Period
Sales (E)	`RevenueFromContractWithCustomerExcludingAssessedTax`	$2.72B	USD	1 Quarter
Sales (E)	`RevenueFromContractWithCustomerExcludingAssessedTax`	$2.38B	USD	1 Quarter
Cost of goods sold (exclusive of expenses below)	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$2.18B	USD	1 Quarter
Cost of goods sold (exclusive of expenses below)	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$2.02B	USD	1 Quarter
Selling, general administrative, and other expenses	`SellingGeneralAndAdministrativeExpense`	$84.00M	USD	1 Quarter
Selling, general administrative, and other expenses	`SellingGeneralAndAdministrativeExpense`	$60.00M	USD	1 Quarter
Research and development expenses	`ResearchAndDevelopmentExpense`	$7.00M	USD	1 Quarter
Research and development expenses	`ResearchAndDevelopmentExpense`	$7.00M	USD	1 Quarter
Provision for depreciation, depletion, and amortization	`DepreciationDepletionAndAmortization`	$172.00M	USD	1 Quarter
Provision for depreciation, depletion, and amortization	`DepreciationDepletionAndAmortization`	$170.00M	USD	1 Quarter
Restructuring and other charges, net (D)	`RestructuringAndOtherCharges`	$2.00M	USD	1 Quarter
Restructuring and other charges, net (D)	`RestructuringAndOtherCharges`	$113.00M	USD	1 Quarter
Interest expense	`InterestExpense`	$30.00M	USD	1 Quarter
Interest expense	`InterestExpense`	$30.00M	USD	1 Quarter
Other (income) expenses, net (O)	`NonoperatingIncomeExpense`	$132.00M	USD	1 Quarter
Other (income) expenses, net (O)	`NonoperatingIncomeExpense`	$-41.00M	USD	1 Quarter
Total costs and expenses	`CostsAndOperatingExpensesAndNonoperatingIncomeExpenses`	$2.63B	USD	1 Quarter
Total costs and expenses	`CostsAndOperatingExpensesAndNonoperatingIncomeExpenses`	$2.16B	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$219.00M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$92.00M	USD	1 Quarter
Provision for income taxes	`IncomeTaxExpenseBenefit`	$80.00M	USD	1 Quarter
Provision for income taxes	`IncomeTaxExpenseBenefit`	$150.00M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$139.00M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$-58.00M	USD	1 Quarter
Less: Net income attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$59.00M	USD	1 Quarter
Less: Net income attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$141.00M	USD	1 Quarter
NET INCOME (LOSS) ATTRIBUTABLE TO ALCOA CORPORATION	`NetIncomeLoss`	$80.00M	USD	1 Quarter
NET INCOME (LOSS) ATTRIBUTABLE TO ALCOA CORPORATION	`NetIncomeLoss`	$-199.00M	USD	1 Quarter
Basic	`EarningsPerShareBasic`	$0.43	USD	1 Quarter
Basic	`EarningsPerShareBasic`	$-1.07	USD	1 Quarter
Diluted	`EarningsPerShareDiluted`	$-1.07	USD	1 Quarter
Diluted	`EarningsPerShareDiluted`	$0.43	USD	1 Quarter

Cash Flow Statement 68 line items

Line Item	Tag	Value	Unit	Period
Net income (loss)	`ProfitLoss`	$139.00M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$-58.00M	USD	1 Quarter
Depreciation, depletion, and amortization	`OtherDepreciationAndAmortization`	$170.00M	USD	1 Quarter
Depreciation, depletion, and amortization	`OtherDepreciationAndAmortization`	$172.00M	USD	1 Quarter
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$23.00M	USD	1 Quarter
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$33.00M	USD	1 Quarter
Equity earnings, net of dividends	`IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions`	$3.00M	USD	1 Quarter
Restructuring and other charges, net (D)	`RestructuringAndOtherCharges`	$2.00M	USD	1 Quarter
Restructuring and other charges, net (D)	`RestructuringAndOtherCharges`	$113.00M	USD	1 Quarter
Net gain from investing activities asset sales (O)	`GainLossOnDispositionOfAssets1`	$177.00M	USD	1 Quarter
Net gain from investing activities asset sales (O)	`GainLossOnDispositionOfAssets1`	$8.00M	USD	1 Quarter
Net periodic pension benefit cost (J)	`DefinedBenefitPensionPlansNetPeriodicBenefitCost`	$33.00M	USD	1 Quarter
Net periodic pension benefit cost (J)	`DefinedBenefitPensionPlansNetPeriodicBenefitCost`	$30.00M	USD	1 Quarter
Stock-based compensation	`ShareBasedCompensation`	$10.00M	USD	1 Quarter
Stock-based compensation	`ShareBasedCompensation`	$8.00M	USD	1 Quarter
Provision for bad debt expense	`ProvisionForDoubtfulAccounts`	$20.00M	USD	1 Quarter
Provision for bad debt expense	`ProvisionForDoubtfulAccounts`	$2.00M	USD	1 Quarter
Other	`OtherNoncashIncomeExpense`	$-23.00M	USD	1 Quarter
Other	`OtherNoncashIncomeExpense`	$-4.00M	USD	1 Quarter
(Increase) Decrease in receivables	`IncreaseDecreaseInReceivables`	$-42.00M	USD	1 Quarter
(Increase) Decrease in receivables	`IncreaseDecreaseInReceivables`	$70.00M	USD	1 Quarter
Decrease in inventories	`IncreaseDecreaseInInventories`	$-41.00M	USD	1 Quarter
Decrease in inventories	`IncreaseDecreaseInInventories`	$-17.00M	USD	1 Quarter
Decrease in prepaid expenses and other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$-13.00M	USD	1 Quarter
Decrease in prepaid expenses and other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$-11.00M	USD	1 Quarter
(Decrease) in accounts payable, trade	`IncreaseDecreaseInAccountsPayableTrade`	$-159.00M	USD	1 Quarter
(Decrease) in accounts payable, trade	`IncreaseDecreaseInAccountsPayableTrade`	$-121.00M	USD	1 Quarter
(Decrease) in accrued expenses	`IncreaseDecreaseInAccruedLiabilities`	$-85.00M	USD	1 Quarter
(Decrease) in accrued expenses	`IncreaseDecreaseInAccruedLiabilities`	$-18.00M	USD	1 Quarter
(Decrease) in taxes, including income taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$-11.00M	USD	1 Quarter
(Decrease) in taxes, including income taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$-43.00M	USD	1 Quarter
Pension contributions (J)	`PensionContributions`	$7.00M	USD	1 Quarter
Pension contributions (J)	`PensionContributions`	$48.00M	USD	1 Quarter
Decrease (Increase) in noncurrent assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$-32.00M	USD	1 Quarter
Decrease (Increase) in noncurrent assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$10.00M	USD	1 Quarter
(Decrease) Increase in noncurrent liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$-43.00M	USD	1 Quarter
(Decrease) Increase in noncurrent liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$1.00M	USD	1 Quarter
CASH (USED FOR) PROVIDED FROM OPERATIONS	`NetCashProvidedByUsedInOperatingActivities`	$-90.00M	USD	1 Quarter
CASH (USED FOR) PROVIDED FROM OPERATIONS	`NetCashProvidedByUsedInOperatingActivities`	$168.00M	USD	1 Quarter
Proceeds from the exercise of employee stock options	`ProceedsFromStockOptionsExercised`	$1.00M	USD	1 Quarter
Financial contributions for the divestiture of businesses	`PaymentsForFinancialContributionsForTheDivestitureOfBusinesses`	$12.00M	USD	1 Quarter
Contributions from noncontrolling interest	`ProceedsFromMinorityShareholders`	$20.00M	USD	1 Quarter
Distributions to noncontrolling interest	`PaymentsOfDividendsMinorityInterest`	$214.00M	USD	1 Quarter
Distributions to noncontrolling interest	`PaymentsOfDividendsMinorityInterest`	$31.00M	USD	1 Quarter
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-6.00M	USD	1 Quarter
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-1.00M	USD	1 Quarter
CASH USED FOR FINANCING ACTIVITIES	`NetCashProvidedByUsedInFinancingActivities`	$-44.00M	USD	1 Quarter
CASH USED FOR FINANCING ACTIVITIES	`NetCashProvidedByUsedInFinancingActivities`	$-199.00M	USD	1 Quarter
Capital expenditures	`PaymentsToAcquirePropertyPlantAndEquipment`	$69.00M	USD	1 Quarter
Capital expenditures	`PaymentsToAcquirePropertyPlantAndEquipment`	$91.00M	USD	1 Quarter
Proceeds from the sale of assets	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$11.00M	USD	1 Quarter
Proceeds from the sale of assets	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$199.00M	USD	1 Quarter
Additions to investments	`PaymentsToAcquireInvestments`	$1.00M	USD	1 Quarter
Additions to investments	`PaymentsToAcquireInvestments`	$1.00M	USD	1 Quarter
CASH PROVIDED FROM (USED FOR) INVESTING ACTIVITIES	`NetCashProvidedByUsedInInvestingActivities`	$107.00M	USD	1 Quarter
CASH PROVIDED FROM (USED FOR) INVESTING ACTIVITIES	`NetCashProvidedByUsedInInvestingActivities`	$-59.00M	USD	1 Quarter
EFFECT OF EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS AND RESTRICTED CASH	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$-6.00M	USD	1 Quarter
EFFECT OF EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS AND RESTRICTED CASH	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$-24.00M	USD	1 Quarter
Net change in cash and cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-96.00M	USD	1 Quarter
Net change in cash and cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-51.00M	USD	1 Quarter
Cash and cash equivalents and restricted cash at beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.02B	USD	Point-in-time
Cash and cash equivalents and restricted cash at beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$832.00M	USD	Point-in-time
Cash and cash equivalents and restricted cash at beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.12B	USD	Point-in-time
Cash and cash equivalents and restricted cash at beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$883.00M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AND RESTRICTED CASH AT END OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.02B	USD	Point-in-time
CASH AND CASH EQUIVALENTS AND RESTRICTED CASH AT END OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$832.00M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AND RESTRICTED CASH AT END OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.12B	USD	Point-in-time
CASH AND CASH EQUIVALENTS AND RESTRICTED CASH AT END OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$883.00M	USD	Point-in-time

Stockholders Equity 20 line items

Line Item	Tag	Value	Unit	Period
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.89B	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.81B	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.08B	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.59B	USD	Point-in-time
Net (loss) income	`ProfitLoss`	$139.00M	USD	1 Quarter
Net (loss) income	`ProfitLoss`	$-58.00M	USD	1 Quarter
Other comprehensive (loss) income (G)	`OtherComprehensiveIncomeLossNetOfTax`	$-260.00M	USD	1 Quarter
Other comprehensive (loss) income (G)	`OtherComprehensiveIncomeLossNetOfTax`	$-189.00M	USD	1 Quarter
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$8.00M	USD	1 Quarter
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$10.00M	USD	1 Quarter
Common stock issued: compensation plans	`StockIssuedDuringPeriodValueShareBasedCompensation`	$1.00M	USD	1 Quarter
Contributions	`MinorityInterestIncreaseDecreaseFromCapitalContributionFromNoncontrollingInterestHolders`	$20.00M	USD	1 Quarter
Distributions	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$31.00M	USD	1 Quarter
Distributions	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$214.00M	USD	1 Quarter
Other	`StockholdersEquityOther`	$4.00M	USD	1 Quarter
Other	`StockholdersEquityOther`	$2.00M	USD	1 Quarter
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.89B	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.81B	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.08B	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.59B	USD	Point-in-time

Comprehensive Income 35 line items

Line Item	Tag	Value	Unit	Period
Net income (loss), Alcoa Corporation	`NetIncomeLoss`	$80.00M	USD	1 Quarter
Net income (loss), Alcoa Corporation	`NetIncomeLoss`	$-199.00M	USD	1 Quarter
Net income (loss), Noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$59.00M	USD	1 Quarter
Net income (loss), Noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$141.00M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$139.00M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$-58.00M	USD	1 Quarter
Change in unrecognized net actuarial loss and prior service cost/benefit related to pension and other postretirement benefits, Alcoa Corporation	`OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent`	$38.00M	USD	1 Quarter
Change in unrecognized net actuarial loss and prior service cost/benefit related to pension and other postretirement benefits, Alcoa Corporation	`OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent`	$41.00M	USD	1 Quarter
Change in unrecognized net actuarial loss and prior service cost/benefit related to pension and other postretirement benefits, Noncontrolling interest	`OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest`	$1.00M	USD	1 Quarter
Change in unrecognized net actuarial loss and prior service cost/benefit related to pension and other postretirement benefits	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-38.00M	USD	1 Quarter
Change in unrecognized net actuarial loss and prior service cost/benefit related to pension and other postretirement benefits	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-42.00M	USD	1 Quarter
Foreign currency translation adjustments, Alcoa Corporation	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent`	$-22.00M	USD	1 Quarter
Foreign currency translation adjustments, Alcoa Corporation	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent`	$-663.00M	USD	1 Quarter
Foreign currency translation adjustments, Noncontrolling interest	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest`	$2.00M	USD	1 Quarter
Foreign currency translation adjustments, Noncontrolling interest	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest`	$-245.00M	USD	1 Quarter
Foreign currency translation adjustments	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-20.00M	USD	1 Quarter
Foreign currency translation adjustments	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-908.00M	USD	1 Quarter
Net change in unrecognized gains/losses on cash flow hedges, Alcoa Corporation	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent`	$-288.00M	USD	1 Quarter
Net change in unrecognized gains/losses on cash flow hedges, Alcoa Corporation	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent`	$701.00M	USD	1 Quarter
Net change in unrecognized gains/losses on cash flow hedges, Noncontrolling interest	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxNoncontrollingInterest`	$-20.00M	USD	1 Quarter
Net change in unrecognized gains/losses on cash flow hedges, Noncontrolling interest	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxNoncontrollingInterest`	$6.00M	USD	1 Quarter
Net change in unrecognized gains/losses on cash flow hedges	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax`	$681.00M	USD	1 Quarter
Net change in unrecognized gains/losses on cash flow hedges	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax`	$-282.00M	USD	1 Quarter
Total Other comprehensive income (loss), net of tax, Alcoa Corporation	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-269.00M	USD	1 Quarter
Total Other comprehensive income (loss), net of tax, Alcoa Corporation	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$76.00M	USD	1 Quarter
Total Other comprehensive income (loss), net of tax, Noncontrolling interest	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest`	$9.00M	USD	1 Quarter
Total Other comprehensive income (loss), net of tax, Noncontrolling interest	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest`	$-265.00M	USD	1 Quarter
Total Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-260.00M	USD	1 Quarter
Total Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-189.00M	USD	1 Quarter
Comprehensive income (loss), Alcoa Corporation	`ComprehensiveIncomeNetOfTax`	$-468.00M	USD	1 Quarter
Comprehensive income (loss), Alcoa Corporation	`ComprehensiveIncomeNetOfTax`	$156.00M	USD	1 Quarter
Comprehensive income (loss), Noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$150.00M	USD	1 Quarter
Comprehensive income (loss), Noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$-206.00M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-318.00M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-50.00M	USD	1 Quarter

Data is extracted from SEC EDGAR XBRL filings. Values shown are as reported in the filing.