10-Q Filing

CENTURY ALUMINUM CO CIK: 949157 Q2 2013

Filing Information

Form Type	10-Q
Accession Number	`0000949157-13-000060`
Period End Date	20130630
Filing Date	20130809
Fiscal Year	2013
Fiscal Period	Q2
XBRL Instance	cenx-20130630.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 82 Income Statement 140 Cash Flow Statement 94 Comprehensive Income 44

Balance Sheet 82 line items

Line Item	Tag	Value	Unit	Period
Series A Preferred stock, par value (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Series A Preferred stock, par value (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Series A Preferred stock, shares authorized (in shares)	`PreferredStockSharesAuthorized`	5.00M	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$127.53M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$183.98M	USD	Point-in-time
Series A Preferred stock, shares authorized (in shares)	`PreferredStockSharesAuthorized`	5.00M	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$156.51M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$183.40M	USD	Point-in-time
Series A Preferred stock, shares issued (in shares)	`PreferredStockSharesIssued`	80,283.00	shares	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalents`	$258.00K	USD	Point-in-time
Series A Preferred stock, shares issued (in shares)	`PreferredStockSharesIssued`	80,084.00	shares	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalents`	$978.00K	USD	Point-in-time
Accounts receivable net	`AccountsReceivableNetCurrent`	$84.07M	USD	Point-in-time
Series A Preferred stock, shares outstanding (in shares)	`PreferredStockSharesOutstanding`	80,283.00	shares	Point-in-time
Series A Preferred stock, shares outstanding (in shares)	`PreferredStockSharesOutstanding`	80,084.00	shares	Point-in-time
Accounts receivable net	`AccountsReceivableNetCurrent`	$50.67M	USD	Point-in-time
Due from affiliates	`DueFromRelatedPartiesCurrent`	$37.87M	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Due from affiliates	`DueFromRelatedPartiesCurrent`	$24.96M	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	195.00M	shares	Point-in-time
Inventories	`InventoryNet`	$224.71M	USD	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	195.00M	shares	Point-in-time
Inventories	`InventoryNet`	$159.93M	USD	Point-in-time
Prepaid and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$41.45M	USD	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	93.39M	shares	Point-in-time
Prepaid and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$34.98M	USD	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	93.34M	shares	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	88.55M	shares	Point-in-time
Deferred taxes - current portion	`DeferredTaxAssetsNetCurrent`	$19.61M	USD	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	88.60M	shares	Point-in-time
Deferred taxes - current portion	`DeferredTaxAssetsNetCurrent`	$19.73M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$487.40M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$523.31M	USD	Point-in-time
Property, plant and equipment net	`PropertyPlantAndEquipmentNet`	$1.23B	USD	Point-in-time
Property, plant and equipment net	`PropertyPlantAndEquipmentNet`	$1.19B	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$97.84M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$100.72M	USD	Point-in-time
TOTAL	`Assets`	$1.85B	USD	Point-in-time
TOTAL	`Assets`	$1.78B	USD	Point-in-time
Accounts payable, trade	`AccountsPayableTradeCurrent`	$103.87M	USD	Point-in-time
Accounts payable, trade	`AccountsPayableTradeCurrent`	$75.37M	USD	Point-in-time
Due to affiliates	`DueToRelatedPartiesCurrent`	$67.34M	USD	Point-in-time
Due to affiliates	`DueToRelatedPartiesCurrent`	$39.74M	USD	Point-in-time
Accrued and other current liabilities	`AccruedLiabilitiesCurrent`	$40.10M	USD	Point-in-time
Accrued and other current liabilities	`AccruedLiabilitiesCurrent`	$81.17M	USD	Point-in-time
Accrued employee benefits costs current portion	`PostemploymentBenefitsLiabilityCurrent`	$18.68M	USD	Point-in-time
Accrued employee benefits costs current portion	`PostemploymentBenefitsLiabilityCurrent`	$18.02M	USD	Point-in-time
Industrial revenue bonds	`IndustrialRevenueBonds`	$7.82M	USD	Point-in-time
Industrial revenue bonds	`IndustrialRevenueBonds`	$7.82M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$278.22M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$181.70M	USD	Point-in-time
Senior notes payable	`SeniorLongTermNotes`	$250.58M	USD	Point-in-time
Senior notes payable	`SeniorLongTermNotes`	$248.96M	USD	Point-in-time
Accrued pension benefits costs less current portion	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$63.75M	USD	Point-in-time
Accrued pension benefits costs less current portion	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$67.88M	USD	Point-in-time
Accrued postretirement benefits costs less current portion	`OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent`	$143.10M	USD	Point-in-time
Accrued postretirement benefits costs less current portion	`OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent`	$142.98M	USD	Point-in-time
Other liabilities	`OtherLiabilitiesNoncurrent`	$40.16M	USD	Point-in-time
Other liabilities	`OtherLiabilitiesNoncurrent`	$37.06M	USD	Point-in-time
Deferred taxes	`DeferredTaxLiabilitiesNoncurrent`	$110.25M	USD	Point-in-time
Deferred taxes	`DeferredTaxLiabilitiesNoncurrent`	$111.32M	USD	Point-in-time
Total noncurrent liabilities	`LiabilitiesNoncurrent`	$604.06M	USD	Point-in-time
Total noncurrent liabilities	`LiabilitiesNoncurrent`	$611.98M	USD	Point-in-time
COMMITMENTS AND CONTINGENCIES (NOTE 11)	`CommitmentsAndContingencies`	-	USD	Point-in-time
COMMITMENTS AND CONTINGENCIES (NOTE 11)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Series A Preferred stock (one cent par value, 5,000,000 shares authorized; 80,084 and 80,283 issued and outstanding at June 30, 2013 and December 31, 2012, respectively)	`PreferredStockValue`	$1.00K	USD	Point-in-time
Series A Preferred stock (one cent par value, 5,000,000 shares authorized; 80,084 and 80,283 issued and outstanding at June 30, 2013 and December 31, 2012, respectively)	`PreferredStockValue`	$1.00K	USD	Point-in-time
Common stock (one cent par value, 195,000,000 shares authorized; 93,389,230 issued and 88,602,709 outstanding at June 30, 2013; 93,335,158 issued and 88,548,637 outstanding at December 31, 2012)	`CommonStockValue`	$933.00K	USD	Point-in-time
Common stock (one cent par value, 195,000,000 shares authorized; 93,389,230 issued and 88,602,709 outstanding at June 30, 2013; 93,335,158 issued and 88,548,637 outstanding at December 31, 2012)	`CommonStockValue`	$934.00K	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$2.51B	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$2.51B	USD	Point-in-time
Treasury stock, at cost	`TreasuryStockValue`	$49.92M	USD	Point-in-time
Treasury stock, at cost	`TreasuryStockValue`	$49.92M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-151.19M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-139.16M	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-1.32B	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-1.35B	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$982.64M	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$968.89M	USD	Point-in-time
TOTAL	`LiabilitiesAndStockholdersEquity`	$1.78B	USD	Point-in-time
TOTAL	`LiabilitiesAndStockholdersEquity`	$1.85B	USD	Point-in-time

Income Statement 140 line items

Line Item	Tag	Value	Unit	Period
Third-party customers	`SalesRevenueGoodsNet`	$409.46M	USD	2 Qtrs
Third-party customers	`SalesRevenueGoodsNet`	$184.02M	USD	1 Quarter
Third-party customers	`SalesRevenueGoodsNet`	$220.95M	USD	1 Quarter
Third-party customers	`SalesRevenueGoodsNet`	$372.86M	USD	2 Qtrs
Related parties	`RevenueFromRelatedParties`	$276.95M	USD	2 Qtrs
Related parties	`RevenueFromRelatedParties`	$243.75M	USD	2 Qtrs
Related parties	`RevenueFromRelatedParties`	$110.99M	USD	1 Quarter
Related parties	`RevenueFromRelatedParties`	$139.60M	USD	1 Quarter
Sales Revenue net	`SalesRevenueNet`	$323.62M	USD	1 Quarter
Sales Revenue net	`SalesRevenueNet`	$331.94M	USD	1 Quarter
Sales Revenue net	`SalesRevenueNet`	$649.81M	USD	2 Qtrs
Sales Revenue net	`SalesRevenueNet`	$653.21M	USD	2 Qtrs
Cost of goods sold	`CostOfGoodsSold`	$317.66M	USD	1 Quarter
Cost of goods sold	`CostOfGoodsSold`	$337.63M	USD	1 Quarter
Cost of goods sold	`CostOfGoodsSold`	$623.26M	USD	2 Qtrs
Cost of goods sold	`CostOfGoodsSold`	$641.33M	USD	2 Qtrs
Gross profit (loss)	`GrossProfit`	$11.88M	USD	2 Qtrs
Gross profit (loss)	`GrossProfit`	$5.96M	USD	1 Quarter
Gross profit (loss)	`GrossProfit`	$-5.70M	USD	1 Quarter
Gross profit (loss)	`GrossProfit`	$26.55M	USD	2 Qtrs
Other operating expenses net	`OtherOperatingIncomeExpenseNet`	$-7.54M	USD	2 Qtrs
Other operating expenses net	`OtherOperatingIncomeExpenseNet`	$-3.82M	USD	1 Quarter
Other operating expenses net	`OtherOperatingIncomeExpenseNet`	$-3.02M	USD	1 Quarter
Other operating expenses net	`OtherOperatingIncomeExpenseNet`	$-4.11M	USD	2 Qtrs
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$15.61M	USD	2 Qtrs
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$31.45M	USD	2 Qtrs
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$15.15M	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$7.15M	USD	1 Quarter
Operating income (loss)	`OperatingIncomeLoss`	$-23.87M	USD	1 Quarter
Operating income (loss)	`OperatingIncomeLoss`	$-5.01M	USD	1 Quarter
Operating income (loss)	`OperatingIncomeLoss`	$-23.68M	USD	2 Qtrs
Operating income (loss)	`OperatingIncomeLoss`	$3.40M	USD	2 Qtrs
Interest expense third party	`InterestExpense`	$6.22M	USD	1 Quarter
Interest expense third party	`InterestExpense`	$5.95M	USD	1 Quarter
Interest expense third party	`InterestExpense`	$11.92M	USD	2 Qtrs
Interest expense third party	`InterestExpense`	$12.30M	USD	2 Qtrs
Interest income third party	`InvestmentIncomeInterest`	$251.00K	USD	2 Qtrs
Interest income third party	`InvestmentIncomeInterest`	$317.00K	USD	2 Qtrs
Interest income third party	`InvestmentIncomeInterest`	$113.00K	USD	1 Quarter
Interest income third party	`InvestmentIncomeInterest`	$186.00K	USD	1 Quarter
Interest income related parties	`InvestmentIncomeRelatedParties`	$62.00K	USD	2 Qtrs
Interest income related parties	`InvestmentIncomeRelatedParties`	-	USD	1 Quarter
Interest income related parties	`InvestmentIncomeRelatedParties`	-	USD	2 Qtrs
Interest income related parties	`InvestmentIncomeRelatedParties`	$2.00K	USD	1 Quarter
Net gain (loss) on forward and derivative contracts	`GainLossOnDerivativeInstrumentsNetPretax`	$-3.71M	USD	2 Qtrs
Net gain (loss) on forward and derivative contracts	`GainLossOnDerivativeInstrumentsNetPretax`	$1.45M	USD	1 Quarter
Net gain (loss) on forward and derivative contracts	`GainLossOnDerivativeInstrumentsNetPretax`	$204.00K	USD	1 Quarter
Net gain (loss) on forward and derivative contracts	`GainLossOnDerivativeInstrumentsNetPretax`	$15.71M	USD	2 Qtrs
Gain on bargain purchase	`BusinessCombinationBargainPurchaseGainRecognizedAmount`	$2.04M	USD	1 Quarter
Gain on bargain purchase	`BusinessCombinationBargainPurchaseGainRecognizedAmount`	-	USD	2 Qtrs
Gain on bargain purchase	`BusinessCombinationBargainPurchaseGainRecognizedAmount`	-	USD	1 Quarter
Gain on bargain purchase	`BusinessCombinationBargainPurchaseGainRecognizedAmount`	$2.04M	USD	2 Qtrs
Loss on early extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	-	USD	2 Qtrs
Loss on early extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	-	USD	1 Quarter
Loss on early extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	$-3.27M	USD	1 Quarter
Loss on early extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	$-3.27M	USD	2 Qtrs
Other income (expense) - net	`OtherNonoperatingExpense`	$-467.00K	USD	2 Qtrs
Other income (expense) - net	`OtherNonoperatingExpense`	$1.28M	USD	1 Quarter
Other income (expense) - net	`OtherNonoperatingExpense`	$-161.00K	USD	1 Quarter
Other income (expense) - net	`OtherNonoperatingExpense`	$1.21M	USD	2 Qtrs
Loss before income taxes and equity in earnings of joint ventures	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$-11.45M	USD	2 Qtrs
Loss before income taxes and equity in earnings of joint ventures	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$-22.40M	USD	2 Qtrs
Loss before income taxes and equity in earnings of joint ventures	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$-9.23M	USD	1 Quarter
Loss before income taxes and equity in earnings of joint ventures	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$-32.22M	USD	1 Quarter
Income tax expense	`IncomeTaxExpenseBenefit`	$2.79M	USD	1 Quarter
Income tax expense	`IncomeTaxExpenseBenefit`	$5.31M	USD	2 Qtrs
Income tax expense	`IncomeTaxExpenseBenefit`	$6.22M	USD	2 Qtrs
Income tax expense	`IncomeTaxExpenseBenefit`	$3.40M	USD	1 Quarter
Loss before equity in earnings of joint ventures	`IncomeLossAfterIncomeTaxesBeforeIncomeLossFromEquityMethodInvestments`	$-27.71M	USD	2 Qtrs
Loss before equity in earnings of joint ventures	`IncomeLossAfterIncomeTaxesBeforeIncomeLossFromEquityMethodInvestments`	$-35.01M	USD	1 Quarter
Loss before equity in earnings of joint ventures	`IncomeLossAfterIncomeTaxesBeforeIncomeLossFromEquityMethodInvestments`	$-12.63M	USD	1 Quarter
Loss before equity in earnings of joint ventures	`IncomeLossAfterIncomeTaxesBeforeIncomeLossFromEquityMethodInvestments`	$-17.67M	USD	2 Qtrs
Equity in earnings of joint ventures	`IncomeLossFromEquityMethodInvestments`	$1.39M	USD	2 Qtrs
Equity in earnings of joint ventures	`IncomeLossFromEquityMethodInvestments`	$349.00K	USD	1 Quarter
Equity in earnings of joint ventures	`IncomeLossFromEquityMethodInvestments`	$990.00K	USD	2 Qtrs
Equity in earnings of joint ventures	`IncomeLossFromEquityMethodInvestments`	$436.00K	USD	1 Quarter
Net loss	`NetIncomeLoss`	$-16.68M	USD	2 Qtrs
Net loss	`NetIncomeLoss`	$-34.57M	USD	1 Quarter
Net loss	`NetIncomeLoss`	$-26.32M	USD	2 Qtrs
Net loss	`NetIncomeLoss`	$-12.28M	USD	1 Quarter
Net loss allocated to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-34.57M	USD	1 Quarter
Net loss allocated to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-12.28M	USD	1 Quarter
Net loss allocated to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-26.32M	USD	2 Qtrs
Net loss allocated to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-16.68M	USD	2 Qtrs
Basic and Diluted	`EarningsPerShareBasicAndDiluted`	$-0.30	USD	2 Qtrs
Basic and Diluted	`EarningsPerShareBasicAndDiluted`	$-0.14	USD	1 Quarter
Basic and Diluted	`EarningsPerShareBasicAndDiluted`	$-0.39	USD	1 Quarter
Basic and Diluted	`EarningsPerShareBasicAndDiluted`	$-0.19	USD	2 Qtrs
Basic	`WeightedAverageNumberOfSharesIssuedBasic`	88.59M	shares	2 Qtrs
Basic	`WeightedAverageNumberOfSharesIssuedBasic`	88.60M	shares	1 Quarter
Basic	`WeightedAverageNumberOfSharesIssuedBasic`	88.45M	shares	1 Quarter
Basic	`WeightedAverageNumberOfSharesIssuedBasic`	88.58M	shares	2 Qtrs
Diluted	`WeightedAverageNumberDilutedSharesOutstandingAdjustment`	88.60M	shares	1 Quarter
Diluted	`WeightedAverageNumberDilutedSharesOutstandingAdjustment`	88.59M	shares	2 Qtrs
Diluted	`WeightedAverageNumberDilutedSharesOutstandingAdjustment`	88.58M	shares	2 Qtrs
Diluted	`WeightedAverageNumberDilutedSharesOutstandingAdjustment`	88.45M	shares	1 Quarter
Weighted Average Number of Shares Outstanding, Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	88.59M	shares	2 Qtrs
Weighted Average Number of Shares Outstanding, Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	88.45M	shares	1 Quarter
Weighted Average Number of Shares Outstanding, Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	88.60M	shares	1 Quarter
Weighted Average Number of Shares Outstanding, Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	88.58M	shares	2 Qtrs
Net unrealized gain (loss) on financial instruments	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax`	$-220.00K	USD	2 Qtrs
Net unrealized gain (loss) on financial instruments	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax`	-	USD	1 Quarter
Net unrealized gain (loss) on financial instruments	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax`	-	USD	2 Qtrs
Net unrealized gain (loss) on financial instruments	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax`	$26.00K	USD	1 Quarter
Net loss reclassified to income on financial instruments	`OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeBeforeTax`	$481.00K	USD	2 Qtrs
Net loss reclassified to income on financial instruments	`OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeBeforeTax`	-	USD	1 Quarter
Net loss reclassified to income on financial instruments	`OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeBeforeTax`	$209.00K	USD	1 Quarter
Net loss reclassified to income on financial instruments	`OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeBeforeTax`	-	USD	2 Qtrs
Net gain on foreign currency cash flow hedges reclassified as income	`ForeignCurrencyCashFlowHedgeGainLossReclassifiedToEarningsNet`	$-46.00K	USD	1 Quarter
Net gain on foreign currency cash flow hedges reclassified as income	`ForeignCurrencyCashFlowHedgeGainLossReclassifiedToEarningsNet`	$-46.00K	USD	1 Quarter
Net gain on foreign currency cash flow hedges reclassified as income	`ForeignCurrencyCashFlowHedgeGainLossReclassifiedToEarningsNet`	$-93.00K	USD	2 Qtrs
Net gain on foreign currency cash flow hedges reclassified as income	`ForeignCurrencyCashFlowHedgeGainLossReclassifiedToEarningsNet`	$-93.00K	USD	2 Qtrs
Net gain arising during the period	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax`	$10.35M	USD	2 Qtrs
Net gain arising during the period	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax`	$49.00K	USD	1 Quarter
Net gain arising during the period	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax`	$49.00K	USD	2 Qtrs
Net gain arising during the period	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax`	$10.35M	USD	1 Quarter
Amortization of prior service benefit during the period	`OtherComprehensiveIncomeLossAmortizationPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostRecognizedInNetPeriodicBenefitCostBeforeTax`	$1.94M	USD	2 Qtrs
Amortization of prior service benefit during the period	`OtherComprehensiveIncomeLossAmortizationPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostRecognizedInNetPeriodicBenefitCostBeforeTax`	$2.06M	USD	2 Qtrs
Amortization of prior service benefit during the period	`OtherComprehensiveIncomeLossAmortizationPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostRecognizedInNetPeriodicBenefitCostBeforeTax`	$916.00K	USD	1 Quarter
Amortization of prior service benefit during the period	`OtherComprehensiveIncomeLossAmortizationPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostRecognizedInNetPeriodicBenefitCostBeforeTax`	$1.03M	USD	1 Quarter
Amortization of net loss during the period	`OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossRecognizedInNetPeriodicBenefitCostBeforeTax`	$5.12M	USD	2 Qtrs
Amortization of net loss during the period	`OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossRecognizedInNetPeriodicBenefitCostBeforeTax`	$4.48M	USD	2 Qtrs
Amortization of net loss during the period	`OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossRecognizedInNetPeriodicBenefitCostBeforeTax`	$2.13M	USD	1 Quarter
Amortization of net loss during the period	`OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossRecognizedInNetPeriodicBenefitCostBeforeTax`	$2.94M	USD	1 Quarter
Other comprehensive income before income tax effect	`OtherComprehensiveIncomeLossBeforeTax`	$2.15M	USD	1 Quarter
Other comprehensive income before income tax effect	`OtherComprehensiveIncomeLossBeforeTax`	$3.29M	USD	2 Qtrs
Other comprehensive income before income tax effect	`OtherComprehensiveIncomeLossBeforeTax`	$12.79M	USD	2 Qtrs
Other comprehensive income before income tax effect	`OtherComprehensiveIncomeLossBeforeTax`	$11.52M	USD	1 Quarter
Income tax effect	`OtherComprehensiveIncomeLossTax`	$765.00K	USD	2 Qtrs
Income tax effect	`OtherComprehensiveIncomeLossTax`	$383.00K	USD	1 Quarter
Income tax effect	`OtherComprehensiveIncomeLossTax`	$765.00K	USD	2 Qtrs
Income tax effect	`OtherComprehensiveIncomeLossTax`	$383.00K	USD	1 Quarter
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$12.03M	USD	2 Qtrs
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$1.76M	USD	1 Quarter
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$11.13M	USD	1 Quarter
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$2.52M	USD	2 Qtrs
Total comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-14.29M	USD	2 Qtrs
Total comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-14.16M	USD	2 Qtrs
Total comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-10.51M	USD	1 Quarter
Total comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-23.44M	USD	1 Quarter

Cash Flow Statement 94 line items

Line Item	Tag	Value	Unit	Period
Net loss	`NetIncomeLoss`	$-16.68M	USD	2 Qtrs
Net loss	`NetIncomeLoss`	$-34.57M	USD	1 Quarter
Net loss	`NetIncomeLoss`	$-26.32M	USD	2 Qtrs
Net loss	`NetIncomeLoss`	$-12.28M	USD	1 Quarter
Unrealized net (gain) loss on forward contracts	`UnrealizedGainLossOnCommodityContracts`	$397.00K	USD	2 Qtrs
Unrealized net (gain) loss on forward contracts	`UnrealizedGainLossOnCommodityContracts`	$-3.18M	USD	2 Qtrs
Gain on bargain purchase	`BusinessCombinationBargainPurchaseGainRecognizedAmount`	$2.04M	USD	1 Quarter
Gain on bargain purchase	`BusinessCombinationBargainPurchaseGainRecognizedAmount`	-	USD	2 Qtrs
Gain on bargain purchase	`BusinessCombinationBargainPurchaseGainRecognizedAmount`	-	USD	1 Quarter
Gain on bargain purchase	`BusinessCombinationBargainPurchaseGainRecognizedAmount`	$2.04M	USD	2 Qtrs
Unrealized gain on E.ON contingent obligation	`UnrealizedGainLossOnEOnObligation`	-	USD	2 Qtrs
Unrealized gain on E.ON contingent obligation	`UnrealizedGainLossOnEOnObligation`	$16.07M	USD	2 Qtrs
Accrued and other plant curtailment costs net	`PaymentsForCurtailment`	$-2.78M	USD	2 Qtrs
Accrued and other plant curtailment costs net	`PaymentsForCurtailment`	$-2.27M	USD	2 Qtrs
Lower of cost or market inventory adjustment	`InventoryWriteDown`	$-11.62M	USD	2 Qtrs
Lower of cost or market inventory adjustment	`InventoryWriteDown`	$16.05M	USD	2 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$29.16M	USD	2 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$31.29M	USD	2 Qtrs
Debt discount amortization	`AmortizationOfDebtDiscountPremium`	$523.00K	USD	2 Qtrs
Debt discount amortization	`AmortizationOfDebtDiscountPremium`	$502.00K	USD	2 Qtrs
Pension and other postretirement benefits	`PensionAndOtherPostretirementBenefitExpense`	$-3.62M	USD	2 Qtrs
Pension and other postretirement benefits	`PensionAndOtherPostretirementBenefitExpense`	$-260.00K	USD	2 Qtrs
Stock-based compensation	`ShareBasedCompensation`	$499.00K	USD	2 Qtrs
Stock-based compensation	`ShareBasedCompensation`	$212.00K	USD	2 Qtrs
Loss on early extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	-	USD	2 Qtrs
Loss on early extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	-	USD	1 Quarter
Loss on early extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	$-3.27M	USD	1 Quarter
Loss on early extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	$-3.27M	USD	2 Qtrs
Undistributed earnings of joint ventures	`IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions`	$990.00K	USD	2 Qtrs
Undistributed earnings of joint ventures	`IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions`	$1.39M	USD	2 Qtrs
Accounts receivable net	`IncreaseDecreaseInAccountsReceivable`	$33.88M	USD	2 Qtrs
Accounts receivable net	`IncreaseDecreaseInAccountsReceivable`	$24.29M	USD	2 Qtrs
Due from affiliates	`IncreaseDecreaseInDueFromRelatedPartiesCurrent`	$-12.91M	USD	2 Qtrs
Due from affiliates	`IncreaseDecreaseInDueFromRelatedPartiesCurrent`	$-5.40M	USD	2 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$-25.04M	USD	2 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$22.33M	USD	2 Qtrs
Prepaid and other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$5.99M	USD	2 Qtrs
Prepaid and other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$3.88M	USD	2 Qtrs
Accounts payable, trade	`IncreaseDecreaseInAccountsPayableTrade`	$-15.93M	USD	2 Qtrs
Accounts payable, trade	`IncreaseDecreaseInAccountsPayableTrade`	$30.70M	USD	2 Qtrs
Due to affiliates	`IncreaseDecreaseInDueToRelatedPartiesCurrent`	$27.61M	USD	2 Qtrs
Due to affiliates	`IncreaseDecreaseInDueToRelatedPartiesCurrent`	$1.15M	USD	2 Qtrs
Accrued and other current liabilities	`IncreaseDecreaseInAccruedLiabilities`	$1.75M	USD	2 Qtrs
Accrued and other current liabilities	`IncreaseDecreaseInAccruedLiabilities`	$-1.83M	USD	2 Qtrs
Other net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$-13.89M	USD	2 Qtrs
Other net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$-704.00K	USD	2 Qtrs
Net cash provided by (used in) operating activities	`NetCashProvidedByUsedInOperatingActivities`	$-1.61M	USD	2 Qtrs
Net cash provided by (used in) operating activities	`NetCashProvidedByUsedInOperatingActivities`	$22.98M	USD	2 Qtrs
Purchase of property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$16.57M	USD	2 Qtrs
Purchase of property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$6.17M	USD	2 Qtrs
Nordural expansion Helguvik	`PaymentsToAcquireProjects`	$3.59M	USD	2 Qtrs
Nordural expansion Helguvik	`PaymentsToAcquireProjects`	$2.56M	USD	2 Qtrs
Purchase of carbon anode assets and improvements	`PaymentsToAcquireCarbonAnodeAssets`	$14.52M	USD	2 Qtrs
Purchase of carbon anode assets and improvements	`PaymentsToAcquireCarbonAnodeAssets`	$3.67M	USD	2 Qtrs
Purchase of Sebree smelter	`PaymentsToAcquireBusinessesGross`	$48.06M	USD	2 Qtrs
Purchase of Sebree smelter	`PaymentsToAcquireBusinessesGross`	-	USD	2 Qtrs
Investments in and advances to joint ventures	`PaymentsToAcquireInterestInJointVenture`	-	USD	2 Qtrs
Investments in and advances to joint ventures	`PaymentsToAcquireInterestInJointVenture`	$200.00K	USD	2 Qtrs
Dividends and payments received on advances from joint ventures	`ProceedsFromCollectionOfLongtermLoansToRelatedParties`	$3.17M	USD	2 Qtrs
Dividends and payments received on advances from joint ventures	`ProceedsFromCollectionOfLongtermLoansToRelatedParties`	-	USD	2 Qtrs
Proceeds from sale of property, plant and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$515.00K	USD	2 Qtrs
Proceeds from sale of property, plant and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$68.00K	USD	2 Qtrs
Restricted and other cash deposits	`IncreaseDecreaseInRestrictedCash`	$720.00K	USD	2 Qtrs
Restricted and other cash deposits	`IncreaseDecreaseInRestrictedCash`	-	USD	2 Qtrs
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-71.06M	USD	2 Qtrs
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-21.24M	USD	2 Qtrs
Repayment of debt	`RepaymentsOfDebt`	$249.60M	USD	2 Qtrs
Repayment of debt	`RepaymentsOfDebt`	-	USD	1 Quarter
Proceeds from issuance of debt	`ProceedsFromIssuanceOfLongTermDebt`	$246.33M	USD	2 Qtrs
Proceeds from issuance of debt	`ProceedsFromIssuanceOfLongTermDebt`	-	USD	2 Qtrs
Borrowings under revolving credit facility	`ProceedsFromLinesOfCredit`	-	USD	2 Qtrs
Borrowings under revolving credit facility	`ProceedsFromLinesOfCredit`	$18.08M	USD	2 Qtrs
Repayments under revolving credit facility	`RepaymentsOfLinesOfCredit`	$18.08M	USD	2 Qtrs
Repayments under revolving credit facility	`RepaymentsOfLinesOfCredit`	-	USD	2 Qtrs
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	-	USD	2 Qtrs
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	$3.93M	USD	2 Qtrs
Debt retirement costs	`PaymentsofDebtRetirementCosts`	$1.21M	USD	2 Qtrs
Debt retirement costs	`PaymentsofDebtRetirementCosts`	-	USD	2 Qtrs
Repurchase of common stock	`PaymentsForRepurchaseOfCommonStock`	$4.03M	USD	2 Qtrs
Repurchase of common stock	`PaymentsForRepurchaseOfCommonStock`	-	USD	2 Qtrs
Issuance of common stock net	`ProceedsFromIssuanceOfCommonStock`	-	USD	1 Quarter
Issuance of common stock net	`ProceedsFromIssuanceOfCommonStock`	$44.00K	USD	2 Qtrs
Net cash used in financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-4.03M	USD	2 Qtrs
Net cash used in financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-8.36M	USD	2 Qtrs
CHANGE IN CASH AND CASH EQUIVALENTS	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-26.89M	USD	2 Qtrs
CHANGE IN CASH AND CASH EQUIVALENTS	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-56.45M	USD	2 Qtrs
Cash and cash equivalents, beginning of the period	`CashAndCashEquivalentsAtCarryingValue`	$127.53M	USD	Point-in-time
Cash and cash equivalents, beginning of the period	`CashAndCashEquivalentsAtCarryingValue`	$183.98M	USD	Point-in-time
Cash and cash equivalents, beginning of the period	`CashAndCashEquivalentsAtCarryingValue`	$156.51M	USD	Point-in-time
Cash and cash equivalents, beginning of the period	`CashAndCashEquivalentsAtCarryingValue`	$183.40M	USD	Point-in-time
Cash and cash equivalents, end of the period	`CashAndCashEquivalentsAtCarryingValue`	$127.53M	USD	Point-in-time
Cash and cash equivalents, end of the period	`CashAndCashEquivalentsAtCarryingValue`	$183.98M	USD	Point-in-time
Cash and cash equivalents, end of the period	`CashAndCashEquivalentsAtCarryingValue`	$156.51M	USD	Point-in-time
Cash and cash equivalents, end of the period	`CashAndCashEquivalentsAtCarryingValue`	$183.40M	USD	Point-in-time

Comprehensive Income 44 line items

Line Item	Tag	Value	Unit	Period
Net loss	`NetIncomeLoss`	$-16.68M	USD	2 Qtrs
Net loss	`NetIncomeLoss`	$-34.57M	USD	1 Quarter
Net loss	`NetIncomeLoss`	$-26.32M	USD	2 Qtrs
Net loss	`NetIncomeLoss`	$-12.28M	USD	1 Quarter
Net unrealized gain (loss) on financial instruments	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax`	$-220.00K	USD	2 Qtrs
Net unrealized gain (loss) on financial instruments	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax`	-	USD	1 Quarter
Net unrealized gain (loss) on financial instruments	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax`	-	USD	2 Qtrs
Net unrealized gain (loss) on financial instruments	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax`	$26.00K	USD	1 Quarter
Net loss reclassified to income on financial instruments	`OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeBeforeTax`	$481.00K	USD	2 Qtrs
Net loss reclassified to income on financial instruments	`OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeBeforeTax`	-	USD	1 Quarter
Net loss reclassified to income on financial instruments	`OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeBeforeTax`	$209.00K	USD	1 Quarter
Net loss reclassified to income on financial instruments	`OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeBeforeTax`	-	USD	2 Qtrs
Net gain on foreign currency cash flow hedges reclassified as income	`ForeignCurrencyCashFlowHedgeGainLossReclassifiedToEarningsNet`	$-46.00K	USD	1 Quarter
Net gain on foreign currency cash flow hedges reclassified as income	`ForeignCurrencyCashFlowHedgeGainLossReclassifiedToEarningsNet`	$-46.00K	USD	1 Quarter
Net gain on foreign currency cash flow hedges reclassified as income	`ForeignCurrencyCashFlowHedgeGainLossReclassifiedToEarningsNet`	$-93.00K	USD	2 Qtrs
Net gain on foreign currency cash flow hedges reclassified as income	`ForeignCurrencyCashFlowHedgeGainLossReclassifiedToEarningsNet`	$-93.00K	USD	2 Qtrs
Net gain arising during the period	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax`	$10.35M	USD	2 Qtrs
Net gain arising during the period	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax`	$49.00K	USD	1 Quarter
Net gain arising during the period	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax`	$49.00K	USD	2 Qtrs
Net gain arising during the period	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax`	$10.35M	USD	1 Quarter
Amortization of prior service benefit during the period	`OtherComprehensiveIncomeLossAmortizationPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostRecognizedInNetPeriodicBenefitCostBeforeTax`	$1.94M	USD	2 Qtrs
Amortization of prior service benefit during the period	`OtherComprehensiveIncomeLossAmortizationPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostRecognizedInNetPeriodicBenefitCostBeforeTax`	$2.06M	USD	2 Qtrs
Amortization of prior service benefit during the period	`OtherComprehensiveIncomeLossAmortizationPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostRecognizedInNetPeriodicBenefitCostBeforeTax`	$916.00K	USD	1 Quarter
Amortization of prior service benefit during the period	`OtherComprehensiveIncomeLossAmortizationPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostRecognizedInNetPeriodicBenefitCostBeforeTax`	$1.03M	USD	1 Quarter
Amortization of net loss during the period	`OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossRecognizedInNetPeriodicBenefitCostBeforeTax`	$5.12M	USD	2 Qtrs
Amortization of net loss during the period	`OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossRecognizedInNetPeriodicBenefitCostBeforeTax`	$4.48M	USD	2 Qtrs
Amortization of net loss during the period	`OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossRecognizedInNetPeriodicBenefitCostBeforeTax`	$2.13M	USD	1 Quarter
Amortization of net loss during the period	`OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossRecognizedInNetPeriodicBenefitCostBeforeTax`	$2.94M	USD	1 Quarter
Other comprehensive income before income tax effect	`OtherComprehensiveIncomeLossBeforeTax`	$2.15M	USD	1 Quarter
Other comprehensive income before income tax effect	`OtherComprehensiveIncomeLossBeforeTax`	$3.29M	USD	2 Qtrs
Other comprehensive income before income tax effect	`OtherComprehensiveIncomeLossBeforeTax`	$12.79M	USD	2 Qtrs
Other comprehensive income before income tax effect	`OtherComprehensiveIncomeLossBeforeTax`	$11.52M	USD	1 Quarter
Income tax effect	`OtherComprehensiveIncomeLossTax`	$765.00K	USD	2 Qtrs
Income tax effect	`OtherComprehensiveIncomeLossTax`	$383.00K	USD	1 Quarter
Income tax effect	`OtherComprehensiveIncomeLossTax`	$765.00K	USD	2 Qtrs
Income tax effect	`OtherComprehensiveIncomeLossTax`	$383.00K	USD	1 Quarter
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$12.03M	USD	2 Qtrs
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$1.76M	USD	1 Quarter
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$11.13M	USD	1 Quarter
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$2.52M	USD	2 Qtrs
Total comprehensive loss	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-14.29M	USD	2 Qtrs
Total comprehensive loss	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-14.16M	USD	2 Qtrs
Total comprehensive loss	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-10.51M	USD	1 Quarter
Total comprehensive loss	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-23.44M	USD	1 Quarter

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