UBmatrix Calculation Trace Report
Line Concept Weight Balance Decimals Precision Reported Calculated Source Message
1 Extended Link [ http://centerpointenergy.com/role/CondensedStatementsOfConsolidatedIncome ]
2 Context c00002 [ 2008-01-01 - 2008-09-30 ]
c-equal
3 Unit u000
u-equal
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments NA -6 [3] 571000000 571,000,000 Instance OK
us-gaap:OperatingIncomeLoss 1.0 NA -6 [3] 970000000 970,000,000 Instance OK
us-gaap:OperatingExpenses -1.0 NA -6 [4] 7578000000 7,578,000,000 Instance OK
us-gaap:CostOfPurchasedOilAndGas 1.0 debit -6 [4] 5675000000 5,675,000,000 Instance
cnp:OperationAndMaintenance 1.0 -6 [4] 1078000000 1,078,000,000 Instance
us-gaap:DepreciationAndAmortization 1.0 debit -6 [3] 540000000 540,000,000 Instance
us-gaap:TaxesOtherThanIncomeExciseProductionAndPropertyTaxes 1.0 debit -6 [3] 285000000 285,000,000 Instance
us-gaap:Revenues 1.0 credit -6 [4] 8548000000 8,548,000,000 Instance
us-gaap:NonoperatingIncomeExpense 1.0 NA -6 [3] -399000000 -399,000,000 Instance OK
us-gaap:MarketableSecuritiesGainLoss 1.0 credit -6 [2] -73000000 -73,000,000 Instance
cnp:GainLossOnIndexedDebtSecurities 1.0 -6 [2] 66000000 66,000,000 Instance
us-gaap:InterestAndDebtExpense -1.0 debit -6 [3] 346000000 346,000,000 Instance
cnp:InterestOnTransitionBonds 1.0 -6 [3] -102000000 -102,000,000 Instance
us-gaap:OtherNonoperatingIncomeExpense 1.0 credit -6 [2] 10000000 10,000,000 Instance
us-gaap:IncomeLossFromEquityMethodInvestments 1.0 credit -6 [2] 46000000 46,000,000 Instance
2 Context c00003 [ 2009-01-01 - 2009-09-30 ]
c-equal
3 Unit u000
u-equal
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments NA -6 [3] 396000000 396,000,000 Instance OK
us-gaap:OperatingIncomeLoss 1.0 NA -6 [3] 825000000 825,000,000 Instance OK
us-gaap:OperatingExpenses -1.0 NA -6 [4] 5157000000 5,157,000,000 Instance OK
us-gaap:CostOfPurchasedOilAndGas 1.0 debit -6 [4] 3081000000 3,081,000,000 Instance
cnp:OperationAndMaintenance 1.0 -6 [4] 1226000000 1,226,000,000 Instance
us-gaap:DepreciationAndAmortization 1.0 debit -6 [3] 562000000 562,000,000 Instance
us-gaap:TaxesOtherThanIncomeExciseProductionAndPropertyTaxes 1.0 debit -6 [3] 288000000 288,000,000 Instance
us-gaap:Revenues 1.0 credit -6 [4] 5982000000 5,982,000,000 Instance
us-gaap:NonoperatingIncomeExpense 1.0 NA -6 [3] -429000000 -429,000,000 Instance OK
us-gaap:MarketableSecuritiesGainLoss 1.0 credit -6 [2] 68000000 68,000,000 Instance
cnp:GainLossOnIndexedDebtSecurities 1.0 -6 [2] -54000000 -54,000,000 Instance
us-gaap:InterestAndDebtExpense -1.0 debit -6 [3] 384000000 384,000,000 Instance
cnp:InterestOnTransitionBonds 1.0 -6 [2] -98000000 -98,000,000 Instance
us-gaap:OtherNonoperatingIncomeExpense 1.0 credit -6 [2] 31000000 31,000,000 Instance
us-gaap:IncomeLossFromEquityMethodInvestments 1.0 credit -6 [1] 8000000 8,000,000 Instance
2 Context c00007 [ 2008-07-01 - 2008-09-30 ]
c-equal
3 Unit u000
u-equal
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments NA -6 [3] 213000000 213,000,000 Instance OK
us-gaap:OperatingIncomeLoss 1.0 NA -6 [3] 337000000 337,000,000 Instance OK
us-gaap:OperatingExpenses -1.0 NA -6 [4] 2178000000 2,178,000,000 Instance OK
us-gaap:CostOfPurchasedOilAndGas 1.0 debit -6 [4] 1532000000 1,532,000,000 Instance
cnp:OperationAndMaintenance 1.0 -6 [3] 371000000 371,000,000 Instance
us-gaap:DepreciationAndAmortization 1.0 debit -6 [3] 194000000 194,000,000 Instance
us-gaap:TaxesOtherThanIncomeExciseProductionAndPropertyTaxes 1.0 debit -6 [2] 81000000 81,000,000 Instance
us-gaap:Revenues 1.0 credit -6 [4] 2515000000 2,515,000,000 Instance
us-gaap:NonoperatingIncomeExpense 1.0 NA -6 [3] -124000000 -124,000,000 Instance OK
us-gaap:MarketableSecuritiesGainLoss 1.0 credit -6 [2] -36000000 -36,000,000 Instance
cnp:GainLossOnIndexedDebtSecurities 1.0 -6 [2] 33000000 33,000,000 Instance
us-gaap:InterestAndDebtExpense -1.0 debit -6 [3] 116000000 116,000,000 Instance
cnp:InterestOnTransitionBonds 1.0 -6 [2] -34000000 -34,000,000 Instance
us-gaap:OtherNonoperatingIncomeExpense 1.0 credit -6 [1] 6000000 6,000,000 Instance
us-gaap:IncomeLossFromEquityMethodInvestments 1.0 credit -6 [2] 23000000 23,000,000 Instance
2 Context c00008 [ 2009-07-01 - 2009-09-30 ]
c-equal
3 Unit u000
u-equal
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments NA -6 [3] 152000000 152,000,000 Instance OK
us-gaap:OperatingIncomeLoss 1.0 NA -6 [3] 287000000 287,000,000 Instance OK
us-gaap:OperatingExpenses -1.0 NA -6 [4] 1289000000 1,289,000,000 Instance OK
us-gaap:CostOfPurchasedOilAndGas 1.0 debit -6 [3] 582000000 582,000,000 Instance
cnp:OperationAndMaintenance 1.0 -6 [3] 415000000 415,000,000 Instance
us-gaap:DepreciationAndAmortization 1.0 debit -6 [3] 208000000 208,000,000 Instance
us-gaap:TaxesOtherThanIncomeExciseProductionAndPropertyTaxes 1.0 debit -6 [2] 84000000 84,000,000 Instance
us-gaap:Revenues 1.0 credit -6 [4] 1576000000 1,576,000,000 Instance
us-gaap:NonoperatingIncomeExpense 1.0 NA -6 [3] -135000000 -135,000,000 Instance OK
us-gaap:MarketableSecuritiesGainLoss 1.0 credit -6 [2] 47000000 47,000,000 Instance
cnp:GainLossOnIndexedDebtSecurities 1.0 -6 [2] -30000000 -30,000,000 Instance
us-gaap:InterestAndDebtExpense -1.0 debit -6 [3] 126000000 126,000,000 Instance
cnp:InterestOnTransitionBonds 1.0 -6 [2] -32000000 -32,000,000 Instance
us-gaap:OtherNonoperatingIncomeExpense 1.0 credit -6 [1] 9000000 9,000,000 Instance
us-gaap:IncomeLossFromEquityMethodInvestments 1.0 credit -6 [1] -3000000 -3,000,000 Instance


1 Extended Link [ http://centerpointenergy.com/role/CondensedConsolidatedBalanceSheets ]
2 Context c00004 [ 2008-12-31 - ]
c-equal
3 Unit u000
u-equal
us-gaap:Assets NA -6 [5] 19676000000 19,676,000,000 Instance OK
us-gaap:AssetsCurrent 1.0 NA -6 [4] 3035000000 3,035,000,000 Instance OK
us-gaap:CashAndCashEquivalentsAtCarryingValue 1.0 debit -6 [3] 167000000 167,000,000 Instance
us-gaap:MarketableSecuritiesCurrent 1.0 debit -6 [3] 218000000 218,000,000 Instance
us-gaap:AccountsReceivableNetCurrent 1.0 debit -6 [4] 1009000000 1,009,000,000 Instance
cnp:AccruedUnbilledRevenues 1.0 -6 [3] 541000000 541,000,000 Instance
us-gaap:EnergyRelatedInventoryNaturalGasInStorage 1.0 debit -6 [3] 441000000 441,000,000 Instance
cnp:MaterialsAndSupplies 1.0 -6 [3] 128000000 128,000,000 Instance
us-gaap:DerivativeAssetsCurrent 1.0 debit -6 [3] 118000000 118,000,000 Instance
us-gaap:OtherAssetsCurrent 1.0 debit -6 [3] 413000000 413,000,000 Instance
us-gaap:PropertyPlantAndEquipmentNet 1.0 NA -6 [5] 10296000000 10,296,000,000 Instance OK
us-gaap:PropertyPlantAndEquipmentGross 1.0 debit -6 [5] 14006000000 14,006,000,000 Instance
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment -1.0 credit -6 [4] 3710000000 3,710,000,000 Instance
us-gaap:AssetsNoncurrent 1.0 NA -6 [4] 6345000000 6,345,000,000 Instance OK
us-gaap:Goodwill 1.0 debit -6 [4] 1696000000 1,696,000,000 Instance
us-gaap:RegulatoryAssetsNoncurrent 1.0 debit -6 [4] 3684000000 3,684,000,000 Instance
us-gaap:DerivativeAssetsNoncurrent 1.0 debit -6 [2] 20000000 20,000,000 Instance
us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures 1.0 debit -6 [3] 345000000 345,000,000 Instance
us-gaap:AdvancesToAffiliate 1.0 debit -6 [3] 323000000 323,000,000 Instance
us-gaap:OtherAssetsNoncurrent 1.0 debit -6 [3] 277000000 277,000,000 Instance
us-gaap:LiabilitiesAndStockholdersEquity NA -6 [5] 19676000000 19,676,000,000 Instance OK
us-gaap:LiabilitiesCurrent 1.0 NA -6 [4] 2848000000 2,848,000,000 Instance OK
us-gaap:ShortTermBorrowings 1.0 credit -6 [3] 153000000 153,000,000 Instance
us-gaap:LongtermTransitionBondCurrent 1.0 credit -6 [3] 208000000 208,000,000 Instance
us-gaap:OtherLongTermDebtCurrent 1.0 credit -6 [3] 125000000 125,000,000 Instance
cnp:IndexedDebtSecuritiesDerivative 1.0 -6 [3] 133000000 133,000,000 Instance
us-gaap:AccountsPayable 1.0 credit -6 [3] 897000000 897,000,000 Instance
us-gaap:TaxesPayable 1.0 credit -6 [3] 189000000 189,000,000 Instance
us-gaap:InterestPayable 1.0 credit -6 [3] 180000000 180,000,000 Instance
us-gaap:DerivativeLiabilitiesCurrent 1.0 credit -6 [2] 87000000 87,000,000 Instance
us-gaap:DeferredTaxLiabilitiesCurrent 1.0 credit -6 [3] 372000000 372,000,000 Instance
us-gaap:OtherLiabilitiesCurrent 1.0 credit -6 [3] 504000000 504,000,000 Instance
us-gaap:LiabilitiesNoncurrent 1.0 NA -6 [4] 4625000000 4,625,000,000 Instance OK
us-gaap:DeferredTaxLiabilitiesNoncurrent 1.0 credit -6 [4] 2608000000 2,608,000,000 Instance
us-gaap:AccumulatedDeferredInvestmentTaxCredit 1.0 credit -6 [2] 24000000 24,000,000 Instance
us-gaap:DerivativeLiabilitiesNoncurrent 1.0 credit -6 [2] 47000000 47,000,000 Instance
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansNoncurrentLiabilities 1.0 credit -6 [3] 849000000 849,000,000 Instance
us-gaap:RegulatoryLiabilityNoncurrent 1.0 credit -6 [3] 821000000 821,000,000 Instance
us-gaap:OtherLiabilitiesNoncurrent 1.0 credit -6 [3] 276000000 276,000,000 Instance
us-gaap:LongTermDebtNoncurrent 1.0 NA -6 [5] 10181000000 10,181,000,000 Instance OK
us-gaap:LongTermTransitionBond 1.0 credit -6 [4] 2381000000 2,381,000,000 Instance
us-gaap:OtherLongTermDebtNoncurrent 1.0 credit -6 [4] 7800000000 7,800,000,000 Instance
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest 1.0 NA -6 [4] 2022000000 2,022,000,000 Instance OK
us-gaap:CommonStockValue 1.0 credit -6 [1] 3000000 3,000,000 Instance
us-gaap:AdditionalPaidInCapital 1.0 credit -6 [4] 3158000000 3,158,000,000 Instance
us-gaap:RetainedEarningsAccumulatedDeficit 1.0 credit -6 [4] -1008000000 -1,008,000,000 Instance
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax 1.0 credit -6 [3] -131000000 -131,000,000 Instance
2 Context c00005 [ 2009-09-30 - ]
c-equal
3 Unit u000
u-equal
us-gaap:Assets NA -6 [5] 18653000000 18,653,000,000 Instance OK
us-gaap:AssetsCurrent 1.0 NA -6 [4] 1995000000 1,887,000,000 Instance Inconsistency found, calculated value is 1,887,000,000
us-gaap:CashAndCashEquivalentsAtCarryingValue 1.0 debit -6 [2] 61000000 61,000,000 Instance
us-gaap:MarketableSecuritiesCurrent 1.0 debit -6 [3] 286000000 286,000,000 Instance
us-gaap:AccountsReceivableNetCurrent 1.0 debit -6 [3] 609000000 609,000,000 Instance
cnp:AccruedUnbilledRevenues 1.0 -6 [3] 161000000 161,000,000 Instance
us-gaap:EnergyRelatedInventoryNaturalGasInStorage 1.0 debit -6 [3] 225000000 225,000,000 Instance
cnp:MaterialsAndSupplies 1.0 -6 [3] 148000000 148,000,000 Instance
us-gaap:DerivativeAssetsCurrent 1.0 debit -6 [2] 50000000 50,000,000 Instance
us-gaap:OtherAssetsCurrent 1.0 debit -6 [3] 347000000 347,000,000 Instance
us-gaap:PropertyPlantAndEquipmentNet 1.0 NA -6 [5] 10548000000 10,548,000,000 Instance OK
us-gaap:PropertyPlantAndEquipmentGross 1.0 debit -6 [5] 14463000000 14,463,000,000 Instance
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment -1.0 credit -6 [4] 3915000000 3,915,000,000 Instance
us-gaap:AssetsNoncurrent 1.0 NA -6 [4] 6110000000 6,110,000,000 Instance OK
us-gaap:Goodwill 1.0 debit -6 [4] 1696000000 1,696,000,000 Instance
us-gaap:RegulatoryAssetsNoncurrent 1.0 debit -6 [4] 3701000000 3,701,000,000 Instance
us-gaap:DerivativeAssetsNoncurrent 1.0 debit -6 [2] 15000000 15,000,000 Instance
us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures 1.0 debit -6 [3] 471000000 471,000,000 Instance
us-gaap:AdvancesToAffiliate 1.0 debit -6 [0] 0 0 Instance
us-gaap:OtherAssetsNoncurrent 1.0 debit -6 [3] 227000000 227,000,000 Instance
us-gaap:LiabilitiesAndStockholdersEquity NA -6 [5] 18653000000 18,653,000,000 Instance OK
us-gaap:LiabilitiesCurrent 1.0 NA -6 [4] 2312000000 2,312,000,000 Instance OK
us-gaap:ShortTermBorrowings 1.0 credit -6 [2] 40000000 40,000,000 Instance
us-gaap:LongtermTransitionBondCurrent 1.0 credit -6 [3] 221000000 221,000,000 Instance
us-gaap:OtherLongTermDebtCurrent 1.0 credit -6 [3] 339000000 339,000,000 Instance
cnp:IndexedDebtSecuritiesDerivative 1.0 -6 [3] 187000000 187,000,000 Instance
us-gaap:AccountsPayable 1.0 credit -6 [3] 351000000 351,000,000 Instance
us-gaap:TaxesPayable 1.0 credit -6 [3] 138000000 138,000,000 Instance
us-gaap:InterestPayable 1.0 credit -6 [3] 139000000 139,000,000 Instance
us-gaap:DerivativeLiabilitiesCurrent 1.0 credit -6 [2] 45000000 45,000,000 Instance
us-gaap:DeferredTaxLiabilitiesCurrent 1.0 credit -6 [3] 425000000 425,000,000 Instance
us-gaap:OtherLiabilitiesCurrent 1.0 credit -6 [3] 427000000 427,000,000 Instance
us-gaap:LiabilitiesNoncurrent 1.0 NA -6 [4] 4926000000 4,926,000,000 Instance OK
us-gaap:DeferredTaxLiabilitiesNoncurrent 1.0 credit -6 [4] 2757000000 2,757,000,000 Instance
us-gaap:AccumulatedDeferredInvestmentTaxCredit 1.0 credit -6 [2] 18000000 18,000,000 Instance
us-gaap:DerivativeLiabilitiesNoncurrent 1.0 credit -6 [2] 42000000 42,000,000 Instance
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansNoncurrentLiabilities 1.0 credit -6 [3] 851000000 851,000,000 Instance
us-gaap:RegulatoryLiabilityNoncurrent 1.0 credit -6 [3] 916000000 916,000,000 Instance
us-gaap:OtherLiabilitiesNoncurrent 1.0 credit -6 [3] 342000000 342,000,000 Instance
us-gaap:LongTermDebtNoncurrent 1.0 NA -6 [4] 8827000000 8,827,000,000 Instance OK
us-gaap:LongTermTransitionBond 1.0 credit -6 [4] 2160000000 2,160,000,000 Instance
us-gaap:OtherLongTermDebtNoncurrent 1.0 credit -6 [4] 6667000000 6,667,000,000 Instance
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest 1.0 NA -6 [4] 2588000000 2,588,000,000 Instance OK
us-gaap:CommonStockValue 1.0 credit -6 [1] 4000000 4,000,000 Instance
us-gaap:AdditionalPaidInCapital 1.0 credit -6 [4] 3650000000 3,650,000,000 Instance
us-gaap:RetainedEarningsAccumulatedDeficit 1.0 credit -6 [3] -944000000 -944,000,000 Instance
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax 1.0 credit -6 [3] -122000000 -122,000,000 Instance


1 Extended Link [ http://centerpointenergy.com/role/CondensedStatementsOfConsolidatedCashFlows ]
2 Context c00002 [ 2008-01-01 - 2008-09-30 ]
c-equal
3 Unit u000
u-equal
us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease NA -6 [2] -45000000 -45,000,000 Instance OK
us-gaap:NetCashProvidedByUsedInOperatingActivities 1.0 NA -6 [3] 724000000 724,000,000 Instance OK
us-gaap:ProfitLoss 1.0 credit -6 [3] 359000000 359,000,000 Instance
us-gaap:DepreciationAndAmortization 1.0 debit -6 [3] 540000000 540,000,000 Instance
us-gaap:AmortizationOfFinancingCosts 1.0 debit -6 [2] 21000000 21,000,000 Instance
us-gaap:DeferredIncomeTaxExpenseBenefit 1.0 debit -6 [3] 471000000 471,000,000 Instance
us-gaap:MarketableSecuritiesUnrealizedGainLoss 1.0 credit -6 [2] 73000000 73,000,000 Instance
cnp:UnrealizedLossGainOnIndexedDebtSecurities 1.0 -6 [2] -66000000 -66,000,000 Instance
us-gaap:InventoryWriteDown 1.0 debit -6 [2] 24000000 24,000,000 Instance
cnp:AccountsReceivableAndUnbilledRevenuesNet 1.0 -6 [3] 441000000 441,000,000 Instance
us-gaap:IncreaseDecreaseInInventories 1.0 credit -6 [3] -252000000 -252,000,000 Instance
us-gaap:IncreaseDecreaseInIncomeTaxesReceivable 1.0 credit -6 [3] -289000000 -289,000,000 Instance
us-gaap:IncreaseDecreaseInAccountsPayable 1.0 debit -6 [3] -119000000 -119,000,000 Instance
us-gaap:IncreaseDecreaseInOverUnderEnergyRecovery 1.0 credit -6 [2] -11000000 -11,000,000 Instance
us-gaap:IncreaseDecreaseInCommodityContractAssetsAndLiabilities 1.0 credit -6 [2] -28000000 -28,000,000 Instance
cnp:MarginDepositsNet 1.0 -6 [2] -96000000 -96,000,000 Instance
cnp:InterestAndTaxesAccrued 1.0 -6 [3] -173000000 -173,000,000 Instance
us-gaap:IncreaseDecreaseInRegulatoryAssetsAndLiabilities 1.0 credit -6 [2] -48000000 -48,000,000 Instance
cnp:NetChangeOtherCurrentAssets 1.0 -6 [1] -2000000 -2,000,000 Instance
cnp:NetChangeOtherCurrentLiabilities 1.0 -6 [1] -6000000 -6,000,000 Instance
cnp:NetChangeOtherAssetsNoncurrent 1.0 -6 [2] -15000000 -15,000,000 Instance
cnp:NetChangeOtherLiabilitiesNoncurrent 1.0 -6 [2] -20000000 -20,000,000 Instance
us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet 1.0 credit -6 [2] -35000000 -35,000,000 Instance
us-gaap:IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions 1.0 credit -6 [2] -45000000 -45,000,000 Instance
us-gaap:NetCashProvidedByUsedInInvestingActivities 1.0 NA -6 [3] -991000000 -991,000,000 Instance OK
us-gaap:PaymentsToAcquireProductiveAssets -1.0 credit -6 [3] 632000000 632,000,000 Instance
us-gaap:IncreaseDecreaseInRestrictedCash -1.0 credit -6 [1] 8000000 8,000,000 Instance
us-gaap:PaymentsForAdvanceToAffiliate -1.0 credit -6 [3] 175000000 175,000,000 Instance
us-gaap:PaymentsForProceedsFromOtherInvestingActivities -1.0 credit -6 [2] -31000000 -31,000,000 Instance
us-gaap:PaymentsToAcquireInterestInJointVenture -1.0 credit -6 [3] 207000000 207,000,000 Instance
us-gaap:NetCashProvidedByUsedInFinancingActivities 1.0 NA -6 [3] 222000000 244,000,000 Instance Inconsistency found, calculated value is 244,000,000
cnp:IncreaseInShortTermBorrowingsNet 1.0 -6 [2] -82000000 -82,000,000 Instance
cnp:LongTermRevolvingCreditFacilityNet 1.0 -6 [3] 737000000 737,000,000 Instance
us-gaap:ProceedsFromIssuanceOfCommercialPaper 1.0 debit -6 [0] 0 0 Instance
us-gaap:ProceedsFromIssuanceOfLongTermDebt 1.0 debit -6 [4] 1088000000 1,088,000,000 Instance
us-gaap:RepaymentsOfLongTermDebt -1.0 credit -6 [4] 1373000000 1,373,000,000 Instance
us-gaap:PaymentsOfDebtIssuanceCosts -1.0 credit -6 [2] -11000000 -11,000,000 Instance
us-gaap:PaymentsOfDividendsCommonStock -1.0 credit -6 [3] 183000000 183,000,000 Instance
us-gaap:ProceedsFromIssuanceOfCommonStock 1.0 debit -6 [2] 45000000 45,000,000 Instance
us-gaap:ProceedsFromPaymentsForOtherFinancingActivities 1.0 debit -6 [1] 1000000 1,000,000 Instance
2 Context c00003 [ 2009-01-01 - 2009-09-30 ]
c-equal
3 Unit u000
u-equal
us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease NA -6 [3] -106000000 -106,000,000 Instance OK
us-gaap:NetCashProvidedByUsedInOperatingActivities 1.0 NA -6 [4] 1437000000 1,437,000,000 Instance OK
us-gaap:ProfitLoss 1.0 credit -6 [3] 267000000 267,000,000 Instance
us-gaap:DepreciationAndAmortization 1.0 debit -6 [3] 562000000 562,000,000 Instance
us-gaap:AmortizationOfFinancingCosts 1.0 debit -6 [2] 29000000 29,000,000 Instance
us-gaap:DeferredIncomeTaxExpenseBenefit 1.0 debit -6 [3] 250000000 250,000,000 Instance
us-gaap:MarketableSecuritiesUnrealizedGainLoss 1.0 credit -6 [2] -68000000 -68,000,000 Instance
cnp:UnrealizedLossGainOnIndexedDebtSecurities 1.0 -6 [2] 54000000 54,000,000 Instance
us-gaap:InventoryWriteDown 1.0 debit -6 [1] 6000000 6,000,000 Instance
cnp:AccountsReceivableAndUnbilledRevenuesNet 1.0 -6 [3] 796000000 796,000,000 Instance
us-gaap:IncreaseDecreaseInInventories 1.0 credit -6 [3] 190000000 190,000,000 Instance
us-gaap:IncreaseDecreaseInIncomeTaxesReceivable 1.0 credit -6 [3] -108000000 -108,000,000 Instance
us-gaap:IncreaseDecreaseInAccountsPayable 1.0 debit -6 [3] -527000000 -527,000,000 Instance
us-gaap:IncreaseDecreaseInOverUnderEnergyRecovery 1.0 credit -6 [2] -53000000 -53,000,000 Instance
us-gaap:IncreaseDecreaseInCommodityContractAssetsAndLiabilities 1.0 credit -6 [2] 24000000 24,000,000 Instance
cnp:MarginDepositsNet 1.0 -6 [2] 89000000 89,000,000 Instance
cnp:InterestAndTaxesAccrued 1.0 -6 [2] -93000000 -93,000,000 Instance
us-gaap:IncreaseDecreaseInRegulatoryAssetsAndLiabilities 1.0 credit -6 [2] 19000000 19,000,000 Instance
cnp:NetChangeOtherCurrentAssets 1.0 -6 [1] -1000000 -1,000,000 Instance
cnp:NetChangeOtherCurrentLiabilities 1.0 -6 [2] -18000000 -18,000,000 Instance
cnp:NetChangeOtherAssetsNoncurrent 1.0 -6 [1] 1000000 1,000,000 Instance
cnp:NetChangeOtherLiabilitiesNoncurrent 1.0 -6 [2] 14000000 14,000,000 Instance
us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet 1.0 credit -6 [1] 8000000 8,000,000 Instance
us-gaap:IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions 1.0 credit -6 [1] -4000000 -4,000,000 Instance
us-gaap:NetCashProvidedByUsedInInvestingActivities 1.0 NA -6 [3] -582000000 -582,000,000 Instance OK
us-gaap:PaymentsToAcquireProductiveAssets -1.0 credit -6 [3] 809000000 809,000,000 Instance
us-gaap:IncreaseDecreaseInRestrictedCash -1.0 credit -6 [1] -3000000 -3,000,000 Instance
us-gaap:PaymentsForAdvanceToAffiliate -1.0 credit -6 [3] -323000000 -323,000,000 Instance
us-gaap:PaymentsForProceedsFromOtherInvestingActivities -1.0 credit -6 [2] -12000000 -12,000,000 Instance
us-gaap:PaymentsToAcquireInterestInJointVenture -1.0 credit -6 [3] 111000000 111,000,000 Instance
us-gaap:NetCashProvidedByUsedInFinancingActivities 1.0 NA -6 [3] -961000000 -953,000,000 Instance Inconsistency found, calculated value is -953,000,000
cnp:IncreaseInShortTermBorrowingsNet 1.0 -6 [3] -113000000 -113,000,000 Instance
cnp:LongTermRevolvingCreditFacilityNet 1.0 -6 [4] -1431000000 -1,431,000,000 Instance
us-gaap:ProceedsFromIssuanceOfCommercialPaper 1.0 debit -6 [2] 15000000 15,000,000 Instance
us-gaap:ProceedsFromIssuanceOfLongTermDebt 1.0 debit -6 [3] 500000000 500,000,000 Instance
us-gaap:RepaymentsOfLongTermDebt -1.0 credit -6 [3] 215000000 215,000,000 Instance
us-gaap:PaymentsOfDebtIssuanceCosts -1.0 credit -6 [1] -4000000 -4,000,000 Instance
us-gaap:PaymentsOfDividendsCommonStock -1.0 credit -6 [3] 202000000 202,000,000 Instance
us-gaap:ProceedsFromIssuanceOfCommonStock 1.0 debit -6 [3] 489000000 489,000,000 Instance
us-gaap:ProceedsFromPaymentsForOtherFinancingActivities 1.0 debit -6 [0] 0 0 Instance


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