UBmatrix Calculation Trace Report
Line Concept Weight Decimals Precision Reported Calculated Source Message
1 Extended Link [ http://archcoal.com/role/StatementCondensedConsolidatedStatementsOfCashFlows ]
2 Context YTDQ22008 [ 2008-01-01 - 2008-06-30 ]
c-equal
3 Unit USD
u-equal
us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease -3 [4] -3919000 -3,919,000 Instance OK
us-gaap:NetCashProvidedByUsedInOperatingActivities 1.0 -3 [6] 335515000 335,515,000 Instance OK
aci:NetIncome 1.0 -3 [6] 194692000 194,692,000 Instance
us-gaap:DepreciationAndAmortization 1.0 -3 [6] 144995000 144,995,000 Instance
us-gaap:AmortizationOfAdvanceRoyalty 1.0 -3 [5] 16544000 16,544,000 Instance
us-gaap:GainLossOnSaleOfPropertyPlantEquipment -1.0 -3 [3] 179000 179,000 Instance
us-gaap:ShareBasedCompensation 1.0 -3 [4] 6921000 6,921,000 Instance
us-gaap:IncreaseDecreaseInReceivables 1.0 -3 [5] -21572000 -21,572,000 Instance
us-gaap:IncreaseDecreaseInInventories 1.0 -3 [3] 500000 500,000 Instance
aci:CoalDerivativeAssetsAndLiabilities 1.0 -3 [5] -88769000 -88,769,000 Instance
us-gaap:IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities 1.0 -3 [5] 52239000 52,239,000 Instance
us-gaap:IncreaseDecreaseInDeferredIncomeTaxes 1.0 -3 [5] 10926000 10,926,000 Instance
us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet 1.0 -3 [5] 19218000 19,218,000 Instance
us-gaap:NetCashProvidedByUsedInInvestingActivities 1.0 -3 [6] -354628000 -354,628,000 Instance OK
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment -1.0 -3 [6] 336080000 336,080,000 Instance
us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment 1.0 -3 [4] 1070000 1,070,000 Instance
aci:PurchasesOfInvestmentsAndAdvancesToAffiliates -1.0 -3 [4] 2994000 2,994,000 Instance
us-gaap:PaymentsToAcquireRoyaltyInterestsInMiningProperties -1.0 -3 [5] 19079000 19,079,000 Instance
aci:ReimbursementOfDepositsOnEquipment 1.0 -3 [4] 2455000 2,455,000 Instance
us-gaap:NetCashProvidedByUsedInFinancingActivities 1.0 -3 [5] 15194000 15,194,000 Instance OK
aci:NetProceedsFromRepaymentsOfCommercialPaperAndNetBorrowings 1.0 -3 [5] 41016000 41,016,000 Instance
us-gaap:ProceedsFromRepaymentsOfNotesPayable 1.0 -3 [4] -8895000 -8,895,000 Instance
us-gaap:PaymentsOfFinancingCosts -1.0 -3 [3] 219000 219,000 Instance
us-gaap:PaymentsOfDividends -1.0 -3 [5] 22996000 22,996,000 Instance
us-gaap:ProceedsFromStockOptionsExercised 1.0 -3 [4] 6288000 6,288,000 Instance
2 Context YTD6302009 [ 2009-01-01 - 2009-06-30 ]
c-equal
3 Unit USD
u-equal
us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease -3 [5] -20089000 -20,089,000 Instance OK
us-gaap:NetCashProvidedByUsedInOperatingActivities 1.0 -3 [6] 160191000 160,191,000 Instance OK
aci:NetIncome 1.0 -3 [5] 15411000 15,411,000 Instance
us-gaap:DepreciationAndAmortization 1.0 -3 [6] 141518000 141,518,000 Instance
us-gaap:AmortizationOfAdvanceRoyalty 1.0 -3 [5] 17173000 17,173,000 Instance
us-gaap:GainLossOnSaleOfPropertyPlantEquipment -1.0 -3 [3] 286000 286,000 Instance
us-gaap:ShareBasedCompensation 1.0 -3 [4] 6901000 6,901,000 Instance
us-gaap:IncreaseDecreaseInReceivables 1.0 -3 [5] 60982000 60,982,000 Instance
us-gaap:IncreaseDecreaseInInventories 1.0 -3 [5] -49260000 -49,260,000 Instance
aci:CoalDerivativeAssetsAndLiabilities 1.0 -3 [5] 16830000 16,830,000 Instance
us-gaap:IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities 1.0 -3 [5] -51760000 -51,760,000 Instance
us-gaap:IncreaseDecreaseInDeferredIncomeTaxes 1.0 -3 [4] -5751000 -5,751,000 Instance
us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet 1.0 -3 [4] 8433000 8,433,000 Instance
us-gaap:NetCashProvidedByUsedInInvestingActivities 1.0 -3 [6] -274625000 -274,625,000 Instance OK
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment -1.0 -3 [6] 246562000 246,562,000 Instance
us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment 1.0 -3 [3] 715000 715,000 Instance
aci:PurchasesOfInvestmentsAndAdvancesToAffiliates -1.0 -3 [4] 9463000 9,463,000 Instance
us-gaap:PaymentsToAcquireRoyaltyInterestsInMiningProperties -1.0 -3 [5] 22524000 22,524,000 Instance
aci:ReimbursementOfDepositsOnEquipment 1.0 -3 [4] 3209000 3,209,000 Instance
us-gaap:NetCashProvidedByUsedInFinancingActivities 1.0 -3 [5] 94345000 94,345,000 Instance OK
aci:NetProceedsFromRepaymentsOfCommercialPaperAndNetBorrowings 1.0 -3 [6] 134349000 134,349,000 Instance
us-gaap:ProceedsFromRepaymentsOfNotesPayable 1.0 -3 [4] -9763000 -9,763,000 Instance
us-gaap:PaymentsOfFinancingCosts -1.0 -3 [4] 4574000 4,574,000 Instance
us-gaap:PaymentsOfDividends -1.0 -3 [5] 25725000 25,725,000 Instance
us-gaap:ProceedsFromStockOptionsExercised 1.0 -3 [2] 58000 58,000 Instance


1 Extended Link [ http://archcoal.com/role/StatementCondensedConsolidatedStatementsOfIncome ]
2 Context Q22009 [ 2009-04-01 - 2009-06-30 ]
c-equal
3 Unit USD
u-equal
us-gaap:OperatingExpenses -3 [6] 547303000 547,303,000 Instance OK
aci:CostOfCoalSalesis 1.0 -3 [6] 467521000 467,521,000 Instance
us-gaap:DepreciationAndAmortization 1.0 -3 [5] 68477000 68,477,000 Instance
us-gaap:SellingGeneralAndAdministrativeExpense 1.0 -3 [5] 21627000 21,627,000 Instance
aci:ChangeInFairValueOfCoalDerivativesAndCoalTradingActivitiesNet 1.0 -3 [4] -6458000 -6,458,000 Instance
aci:CostsRelatedToAcquisitionOfJacobsRanch 1.0 -3 [4] 3025000 3,025,000 Instance
aci:OtherOperatingExpenseIncomeNet 1.0 -3 [4] -6889000 -6,889,000 Instance
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments -3 [5] -12931000 -12,931,000 Instance OK
us-gaap:OperatingIncomeLoss 1.0 -3 [4] 7309000 7,309,000 Instance
aci:InterestExpenseNet -1.0 -3 [5] 20240000 -20,240,000 Instance Inconsistency found, calculated value is -20,240,000
aci:InterestIncome -1.0 -3 [3] -417000 -417,000 Instance
us-gaap:InterestExpense 1.0 -3 [5] -20657000 -20,657,000 Instance
2 Context Q22008 [ 2008-04-01 - 2008-06-30 ]
c-equal
3 Unit USD
u-equal
us-gaap:OperatingExpenses -3 [6] 615893000 615,893,000 Instance OK
aci:CostOfCoalSalesis 1.0 -3 [6] 568483000 568,483,000 Instance
us-gaap:DepreciationAndAmortization 1.0 -3 [5] 71953000 71,953,000 Instance
us-gaap:SellingGeneralAndAdministrativeExpense 1.0 -3 [5] 33022000 33,022,000 Instance
aci:ChangeInFairValueOfCoalDerivativesAndCoalTradingActivitiesNet 1.0 -3 [5] -53160000 -53,160,000 Instance
aci:CostsRelatedToAcquisitionOfJacobsRanch 1.0 -3 [0] 0 0 Instance
aci:OtherOperatingExpenseIncomeNet 1.0 -3 [4] -4405000 -4,405,000 Instance
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments -3 [6] 150971000 150,971,000 Instance OK
us-gaap:OperatingIncomeLoss 1.0 -3 [6] 169224000 169,224,000 Instance
aci:InterestExpenseNet -1.0 -3 [5] 18253000 -18,253,000 Instance Inconsistency found, calculated value is -18,253,000
aci:InterestIncome -1.0 -3 [3] -468000 -468,000 Instance
us-gaap:InterestExpense 1.0 -3 [5] -18721000 -18,721,000 Instance
2 Context YTDQ22008 [ 2008-01-01 - 2008-06-30 ]
c-equal
3 Unit USD
u-equal
us-gaap:OperatingExpenses -3 [7] 1198519000 1,198,519,000 Instance OK
aci:CostOfCoalSalesis 1.0 -3 [7] 1082887000 1,082,887,000 Instance
us-gaap:DepreciationAndAmortization 1.0 -3 [6] 144995000 144,995,000 Instance
us-gaap:SellingGeneralAndAdministrativeExpense 1.0 -3 [5] 58702000 58,702,000 Instance
aci:ChangeInFairValueOfCoalDerivativesAndCoalTradingActivitiesNet 1.0 -3 [5] -83718000 -83,718,000 Instance
aci:CostsRelatedToAcquisitionOfJacobsRanch 1.0 -3 [0] 0 0 Instance
aci:OtherOperatingExpenseIncomeNet 1.0 -3 [4] -4347000 -4,347,000 Instance
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments -3 [6] 247632000 247,632,000 Instance OK
us-gaap:OperatingIncomeLoss 1.0 -3 [6] 285948000 285,948,000 Instance
aci:InterestExpenseNet -1.0 -3 [5] 38316000 -38,316,000 Instance Inconsistency found, calculated value is -38,316,000
aci:InterestIncome -1.0 -3 [3] -893000 -893,000 Instance
us-gaap:InterestExpense 1.0 -3 [5] -39209000 -39,209,000 Instance
2 Context YTD6302009 [ 2009-01-01 - 2009-06-30 ]
c-equal
3 Unit USD
u-equal
us-gaap:OperatingExpenses -3 [7] 1189771000 1,189,771,000 Instance OK
aci:CostOfCoalSalesis 1.0 -3 [7] 1014647000 1,014,647,000 Instance
us-gaap:DepreciationAndAmortization 1.0 -3 [6] 141518000 141,518,000 Instance
us-gaap:SellingGeneralAndAdministrativeExpense 1.0 -3 [5] 46741000 46,741,000 Instance
aci:ChangeInFairValueOfCoalDerivativesAndCoalTradingActivitiesNet 1.0 -3 [4] -6986000 -6,986,000 Instance
aci:CostsRelatedToAcquisitionOfJacobsRanch 1.0 -3 [4] 6375000 6,375,000 Instance
aci:OtherOperatingExpenseIncomeNet 1.0 -3 [5] -12524000 -12,524,000 Instance
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments -3 [5] 12091000 12,091,000 Instance OK
us-gaap:OperatingIncomeLoss 1.0 -3 [5] 45881000 45,881,000 Instance
aci:InterestExpenseNet -1.0 -3 [5] 33790000 -33,790,000 Instance Inconsistency found, calculated value is -33,790,000
aci:InterestIncome -1.0 -3 [4] -6885000 -6,885,000 Instance
us-gaap:InterestExpense 1.0 -3 [5] -40675000 -40,675,000 Instance


1 Extended Link [ http://archcoal.com/role/StatementCondensedConsolidatedBalanceSheets ]
2 Context YTD63020092 [ 2009-06-30 - ]
c-equal
3 Unit USD
u-equal
us-gaap:Assets -3 [7] 4028997000 4,028,997,000 Instance OK
us-gaap:AssetsCurrent 1.0 -3 [6] 605901000 605,901,000 Instance OK
us-gaap:DeferredTaxAssetsNetCurrent 1.0 -3 [5] 23872000 23,872,000 Instance
aci:CoalDerivativeAssets 1.0 -3 [5] 23408000 23,408,000 Instance
us-gaap:OtherAssetsCurrent 1.0 -3 [5] 40461000 40,461,000 Instance
us-gaap:InventoryNet 1.0 -3 [6] 240828000 240,828,000 Instance
us-gaap:AccountsReceivableNetCurrent 1.0 -3 [6] 172085000 172,085,000 Instance
us-gaap:PrepaidRoyalties 1.0 -3 [5] 23582000 23,582,000 Instance
us-gaap:OtherReceivables 1.0 -3 [5] 31105000 31,105,000 Instance
us-gaap:CashAndCashEquivalentsAtCarryingValue 1.0 -3 [5] 50560000 50,560,000 Instance
us-gaap:PropertyPlantAndEquipmentNet 1.0 -3 [7] 2783686000 2,783,686,000 Instance
us-gaap:AssetsNoncurrent 1.0 -3 [6] 639410000 639,410,000 Instance OK
us-gaap:OtherAssetsNoncurrent 1.0 -3 [5] 95641000 95,641,000 Instance
us-gaap:EquityMethodInvestments 1.0 -3 [5] 88864000 88,864,000 Instance
us-gaap:DeferredTaxAssetsNetNoncurrent 1.0 -3 [6] 315605000 315,605,000 Instance
us-gaap:PrepaidMineralRoyaltiesNoncurrent 1.0 -3 [5] 92468000 92,468,000 Instance
us-gaap:Goodwill 1.0 -3 [5] 46832000 46,832,000 Instance
us-gaap:LiabilitiesAndStockholdersEquity -3 [7] 4028997000 4,028,997,000 Instance OK
us-gaap:Liabilities 1.0 -3 [7] 2269539000 2,269,539,000 Instance OK
us-gaap:OtherLiabilitiesNoncurrent 1.0 -3 [5] 69724000 69,724,000 Instance
aci:AccruedWorkersCompensation 1.0 -3 [5] 26527000 26,527,000 Instance
us-gaap:OtherPostretirementDefinedBenefitPlanNoncurrentLiabilities 1.0 -3 [5] 60250000 60,250,000 Instance
us-gaap:DefinedBenefitPensionPlanNoncurrentLiabilities 1.0 -3 [5] 75976000 75,976,000 Instance
us-gaap:MineReclamationAndClosingLiabilityNoncurrent 1.0 -3 [6] 265904000 265,904,000 Instance
us-gaap:LongTermDebtNoncurrent 1.0 -3 [7] 1240793000 1,240,793,000 Instance
us-gaap:LiabilitiesCurrent 1.0 -3 [6] 530365000 530,365,000 Instance OK
us-gaap:DebtCurrent 1.0 -3 [6] 195522000 195,522,000 Instance
aci:CoalDerivativeLiabilities 1.0 -3 [4] 7036000 7,036,000 Instance
aci:AccruedExpensesAndOtherCurrentLiabilities 1.0 -3 [6] 187068000 187,068,000 Instance
us-gaap:AccountsPayable 1.0 -3 [6] 140739000 140,739,000 Instance
aci:NoncontrollingInterest 1.0 -3 [4] 8844000 8,844,000 Instance
us-gaap:CommonStockValue 1.0 -3 [4] 1448000 1,448,000 Instance
us-gaap:AdditionalPaidInCapital 1.0 -3 [7] 1388454000 1,388,454,000 Instance
us-gaap:TreasuryStockValue -1.0 -3 [5] 53848000 53,848,000 Instance
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax 1.0 -3 [5] -53902000 -53,902,000 Instance
us-gaap:RetainedEarningsAccumulatedDeficit 1.0 -3 [6] 468462000 468,462,000 Instance
2 Context FY2008 [ 2008-12-31 - ]
c-equal
3 Unit USD
u-equal
us-gaap:Assets -3 [7] 3978964000 3,978,964,000 Instance OK
us-gaap:AssetsCurrent 1.0 -3 [6] 706378000 706,378,000 Instance OK
us-gaap:DeferredTaxAssetsNetCurrent 1.0 -3 [5] 52918000 52,918,000 Instance
aci:CoalDerivativeAssets 1.0 -3 [5] 43173000 43,173,000 Instance
us-gaap:OtherAssetsCurrent 1.0 -3 [5] 45818000 45,818,000 Instance
us-gaap:InventoryNet 1.0 -3 [6] 191568000 191,568,000 Instance
us-gaap:AccountsReceivableNetCurrent 1.0 -3 [6] 215053000 215,053,000 Instance
us-gaap:PrepaidRoyalties 1.0 -3 [5] 43780000 43,780,000 Instance
us-gaap:OtherReceivables 1.0 -3 [5] 43419000 43,419,000 Instance
us-gaap:CashAndCashEquivalentsAtCarryingValue 1.0 -3 [5] 70649000 70,649,000 Instance
us-gaap:PropertyPlantAndEquipmentNet 1.0 -3 [7] 2703083000 2,703,083,000 Instance
us-gaap:AssetsNoncurrent 1.0 -3 [6] 569503000 569,503,000 Instance OK
us-gaap:OtherAssetsNoncurrent 1.0 -3 [5] 73310000 73,310,000 Instance
us-gaap:EquityMethodInvestments 1.0 -3 [5] 87761000 87,761,000 Instance
us-gaap:DeferredTaxAssetsNetNoncurrent 1.0 -3 [6] 294682000 294,682,000 Instance
us-gaap:PrepaidMineralRoyaltiesNoncurrent 1.0 -3 [5] 66918000 66,918,000 Instance
us-gaap:Goodwill 1.0 -3 [5] 46832000 46,832,000 Instance
us-gaap:LiabilitiesAndStockholdersEquity -3 [7] 3978964000 3,978,964,000 Instance OK
us-gaap:Liabilities 1.0 -3 [7] 2241346000 2,241,346,000 Instance OK
us-gaap:OtherLiabilitiesNoncurrent 1.0 -3 [5] 65526000 65,526,000 Instance
aci:AccruedWorkersCompensation 1.0 -3 [5] 30107000 30,107,000 Instance
us-gaap:OtherPostretirementDefinedBenefitPlanNoncurrentLiabilities 1.0 -3 [5] 58163000 58,163,000 Instance
us-gaap:DefinedBenefitPensionPlanNoncurrentLiabilities 1.0 -3 [5] 73486000 73,486,000 Instance
us-gaap:MineReclamationAndClosingLiabilityNoncurrent 1.0 -3 [6] 255369000 255,369,000 Instance
us-gaap:LongTermDebtNoncurrent 1.0 -3 [7] 1098948000 1,098,948,000 Instance
us-gaap:LiabilitiesCurrent 1.0 -3 [6] 659747000 659,747,000 Instance OK
us-gaap:DebtCurrent 1.0 -3 [6] 213465000 213,465,000 Instance
aci:CoalDerivativeLiabilities 1.0 -3 [5] 10757000 10,757,000 Instance
aci:AccruedExpensesAndOtherCurrentLiabilities 1.0 -3 [6] 249203000 249,203,000 Instance
us-gaap:AccountsPayable 1.0 -3 [6] 186322000 186,322,000 Instance
aci:NoncontrollingInterest 1.0 -3 [4] 8885000 8,885,000 Instance
us-gaap:CommonStockValue 1.0 -3 [4] 1447000 1,447,000 Instance
us-gaap:AdditionalPaidInCapital 1.0 -3 [7] 1381496000 1,381,496,000 Instance
us-gaap:TreasuryStockValue -1.0 -3 [5] 53848000 53,848,000 Instance
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax 1.0 -3 [5] -79096000 -79,096,000 Instance
us-gaap:RetainedEarningsAccumulatedDeficit 1.0 -3 [6] 478734000 478,734,000 Instance


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