10-K Filing

CENTERPOINT ENERGY INC CIK: 1130310 FY 2016

Filing Information

Form Type	10-K
Accession Number	`0001130310-17-000006`
Period End Date	20161231
Filing Date	20170228
Fiscal Year	2016
Fiscal Period	FY
XBRL Instance	cnp-20161231.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 129 Income Statement 112 Cash Flow Statement 163 Stockholders Equity 32 Comprehensive Income 35

Balance Sheet 129 line items

Line Item	Tag	Value	Unit	Period
Cash and cash equivalents ($340 and $264 related to VIEs, respectively)	`CashAndCashEquivalentsAtCarryingValue`	$264.00M	USD	Point-in-time
Cash and cash equivalents ($340 and $264 related to VIEs, respectively)	`CashAndCashEquivalentsAtCarryingValue`	$264.00M	USD	Point-in-time
Cash and cash equivalents ($340 and $264 related to VIEs, respectively)	`CashAndCashEquivalentsAtCarryingValue`	$298.00M	USD	Point-in-time
Cash and cash equivalents ($340 and $264 related to VIEs, respectively)	`CashAndCashEquivalentsAtCarryingValue`	$298.00M	USD	Point-in-time
Cash and cash equivalents ($340 and $264 related to VIEs, respectively)	`CashAndCashEquivalentsAtCarryingValue`	$208.00M	USD	Point-in-time
Cash and cash equivalents ($340 and $264 related to VIEs, respectively)	`CashAndCashEquivalentsAtCarryingValue`	$208.00M	USD	Point-in-time
Cash and cash equivalents ($340 and $264 related to VIEs, respectively)	`CashAndCashEquivalentsAtCarryingValue`	$341.00M	USD	Point-in-time
Cash and cash equivalents ($340 and $264 related to VIEs, respectively)	`CashAndCashEquivalentsAtCarryingValue`	$341.00M	USD	Point-in-time
Investment in marketable securities	`MarketableSecuritiesCurrent`	$805.00M	USD	Point-in-time
Allowance for Doubtful Accounts Receivable, Current	`AllowanceForDoubtfulAccountsReceivableCurrent`	$20.00M	USD	Point-in-time
Investment in marketable securities	`MarketableSecuritiesCurrent`	$953.00M	USD	Point-in-time
Allowance for Doubtful Accounts Receivable, Current	`AllowanceForDoubtfulAccountsReceivableCurrent`	$15.00M	USD	Point-in-time
Accounts receivable ($52 and $64 related to VIEs, respectively), less bad debt reserve of $15 and $20, respectively	`AccountsReceivableNetCurrent`	$740.00M	USD	Point-in-time
Accounts receivable ($52 and $64 related to VIEs, respectively), less bad debt reserve of $15 and $20, respectively	`AccountsReceivableNetCurrent`	$740.00M	USD	Point-in-time
Accounts receivable ($52 and $64 related to VIEs, respectively), less bad debt reserve of $15 and $20, respectively	`AccountsReceivableNetCurrent`	$593.00M	USD	Point-in-time
Accounts receivable ($52 and $64 related to VIEs, respectively), less bad debt reserve of $15 and $20, respectively	`AccountsReceivableNetCurrent`	$593.00M	USD	Point-in-time
Prepaid expense and other current assets ($40 and $35 related to VIEs, respectively)	`PrepaidExpenseAndOtherAssetsCurrent`	$140.00M	USD	Point-in-time
Prepaid expense and other current assets ($40 and $35 related to VIEs, respectively)	`PrepaidExpenseAndOtherAssetsCurrent`	$161.00M	USD	Point-in-time
Accrued unbilled revenues	`UnbilledReceivablesCurrent`	$279.00M	USD	Point-in-time
Accrued unbilled revenues	`UnbilledReceivablesCurrent`	$335.00M	USD	Point-in-time
Natural gas inventory	`EnergyRelatedInventoryNaturalGasInStorage`	$168.00M	USD	Point-in-time
Natural gas inventory	`EnergyRelatedInventoryNaturalGasInStorage`	$131.00M	USD	Point-in-time
Materials and supplies	`InventoryRawMaterialsAndSupplies`	$179.00M	USD	Point-in-time
Regulatory assets ($1,919 and $2,373 related to VIEs, respectively)	`RegulatoryAssetsNoncurrent`	$2.68B	USD	Point-in-time
Regulatory assets ($1,919 and $2,373 related to VIEs, respectively)	`RegulatoryAssetsNoncurrent`	$3.13B	USD	Point-in-time
Materials and supplies	`InventoryRawMaterialsAndSupplies`	$181.00M	USD	Point-in-time
Non-trading derivative assets	`DerivativeAssetsCurrent`	$51.00M	USD	Point-in-time
Non-trading derivative assets	`DerivativeAssetsCurrent`	$89.00M	USD	Point-in-time
Taxes receivable	`IncomeTaxesReceivable`	$172.00M	USD	Point-in-time
Cumulative preferred stock par value (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Cumulative preferred stock par value (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Cumulative preferred stock par value (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Taxes receivable	`IncomeTaxesReceivable`	$30.00M	USD	Point-in-time
Cumulative preferred stock authorized (in shares)	`PreferredStockSharesAuthorized`	20.00M	shares	Point-in-time
Prepaid expense and other current assets ($40 and $35 related to VIEs, respectively)	`PrepaidExpenseAndOtherAssetsCurrent`	$140.00M	USD	Point-in-time
Prepaid expense and other current assets ($40 and $35 related to VIEs, respectively)	`PrepaidExpenseAndOtherAssetsCurrent`	$161.00M	USD	Point-in-time
Cumulative preferred stock authorized (in shares)	`PreferredStockSharesAuthorized`	20.00M	shares	Point-in-time
Cumulative preferred stock authorized (in shares)	`PreferredStockSharesAuthorized`	20.00M	shares	Point-in-time
Total current assets	`AssetsCurrent`	$2.92B	USD	Point-in-time
Cumulative preferred stock outstanding (in shares)	`PreferredStockSharesOutstanding`	0.00	shares	Point-in-time
Cumulative preferred stock outstanding (in shares)	`PreferredStockSharesOutstanding`	0.00	shares	Point-in-time
Total current assets	`AssetsCurrent`	$2.69B	USD	Point-in-time
Cumulative preferred stock outstanding (in shares)	`PreferredStockSharesOutstanding`	0.00	shares	Point-in-time
Common stock par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Property, Plant and Equipment, net	`PropertyPlantAndEquipmentNet`	$12.31B	USD	Point-in-time
Property, Plant and Equipment, net	`PropertyPlantAndEquipmentNet`	$11.54B	USD	Point-in-time
Common stock par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock authorized (in shares)	`CommonStockSharesAuthorized`	1.00B	shares	Point-in-time
Common stock authorized (in shares)	`CommonStockSharesAuthorized`	1.00B	shares	Point-in-time
Common stock authorized (in shares)	`CommonStockSharesAuthorized`	1.00B	shares	Point-in-time
Common stock outstanding (in shares)	`CommonStockSharesOutstanding`	430.68M	shares	Point-in-time
Goodwill	`Goodwill`	$862.00M	USD	Point-in-time
Goodwill	`Goodwill`	$840.00M	USD	Point-in-time
Common stock outstanding (in shares)	`CommonStockSharesOutstanding`	430.26M	shares	Point-in-time
Regulatory assets ($1,919 and $2,373 related to VIEs, respectively)	`RegulatoryAssetsNoncurrent`	$2.68B	USD	Point-in-time
Regulatory assets ($1,919 and $2,373 related to VIEs, respectively)	`RegulatoryAssetsNoncurrent`	$3.13B	USD	Point-in-time
Notes receivable - affiliated companies	`NotesReceivableRelatedPartiesNoncurrent`	$363.00M	USD	Point-in-time
Notes receivable - affiliated companies	`NotesReceivableRelatedPartiesNoncurrent`	-	USD	Point-in-time
Non-trading derivative assets	`DerivativeAssetsNoncurrent`	$19.00M	USD	Point-in-time
Non-trading derivative assets	`DerivativeAssetsNoncurrent`	$36.00M	USD	Point-in-time
Investment in unconsolidated affiliates	`EquityMethodInvestments`	$2.59B	USD	Point-in-time
Investment in unconsolidated affiliates	`EquityMethodInvestments`	$2.50B	USD	Point-in-time
Preferred units - unconsolidated affiliate	`CostMethodInvestments`	-	USD	Point-in-time
Preferred units - unconsolidated affiliate	`CostMethodInvestments`	$363.00M	USD	Point-in-time
Other	`OtherAssetsNoncurrent`	$173.00M	USD	Point-in-time
Other	`OtherAssetsNoncurrent`	$102.00M	USD	Point-in-time
Total other assets	`AssetsNoncurrentOtherThanPropertyPlantAndEquipment`	$7.06B	USD	Point-in-time
Total other assets	`AssetsNoncurrentOtherThanPropertyPlantAndEquipment`	$6.60B	USD	Point-in-time
Total Assets	`Assets`	$21.29B	USD	Point-in-time
Total Assets	`Assets`	$21.83B	USD	Point-in-time
Total Assets	`Assets`	$23.15B	USD	Point-in-time
Short-term borrowings	`ShortTermBorrowings`	$40.00M	USD	Point-in-time
Short-term borrowings	`ShortTermBorrowings`	$35.00M	USD	Point-in-time
Current portion of VIE Securitization Bonds long-term debt	`TransitionAndSystemRestorationBondsLongTermDebtCurrent`	$411.00M	USD	Point-in-time
Current portion of VIE Securitization Bonds long-term debt	`TransitionAndSystemRestorationBondsLongTermDebtCurrent`	$391.00M	USD	Point-in-time
Indexed debt	`IndexedDebtCurrent`	$145.00M	USD	Point-in-time
Indexed debt	`IndexedDebtCurrent`	$114.00M	USD	Point-in-time
Current portion of other long-term debt	`OtherLongTermDebtCurrent`	$328.00M	USD	Point-in-time
Current portion of other long-term debt	`OtherLongTermDebtCurrent`	$500.00M	USD	Point-in-time
Indexed debt securities derivative	`IndexedDebtSecuritiesDerivative`	$442.00M	USD	Point-in-time
Indexed debt securities derivative	`IndexedDebtSecuritiesDerivative`	$717.00M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$483.00M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$657.00M	USD	Point-in-time
Taxes accrued	`TaxesPayableCurrent`	$172.00M	USD	Point-in-time
Taxes accrued	`TaxesPayableCurrent`	$158.00M	USD	Point-in-time
Interest accrued	`InterestPayableCurrent`	$108.00M	USD	Point-in-time
Interest accrued	`InterestPayableCurrent`	$117.00M	USD	Point-in-time
Non-trading derivative liabilities	`DerivativeLiabilitiesCurrent`	$41.00M	USD	Point-in-time
Non-trading derivative liabilities	`DerivativeLiabilitiesCurrent`	$11.00M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$325.00M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$343.00M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$2.46B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$3.08B	USD	Point-in-time
Deferred income taxes, net	`DeferredTaxLiabilitiesNoncurrent`	$5.05B	USD	Point-in-time
Deferred income taxes, net	`DeferredTaxLiabilitiesNoncurrent`	$5.26B	USD	Point-in-time
Non-trading derivative liabilities	`DerivativeLiabilitiesNoncurrent`	$5.00M	USD	Point-in-time
Non-trading derivative liabilities	`DerivativeLiabilitiesNoncurrent`	$5.00M	USD	Point-in-time
Benefit obligations	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$904.00M	USD	Point-in-time
Benefit obligations	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$913.00M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$1.30B	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$1.28B	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$273.00M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$278.00M	USD	Point-in-time
Total other liabilities	`LiabilitiesOtherThanLongtermDebtNoncurrent`	$7.76B	USD	Point-in-time
Total other liabilities	`LiabilitiesOtherThanLongtermDebtNoncurrent`	$7.50B	USD	Point-in-time
VIE Securitization Bonds, net	`TransitionAndSystemRestorationBondsLongTermDebtNonCurrent`	$1.87B	USD	Point-in-time
VIE Securitization Bonds, net	`TransitionAndSystemRestorationBondsLongTermDebtNonCurrent`	$2.28B	USD	Point-in-time
Other long-term debt, net	`OtherLongTermDebtNoncurrent`	$5.59B	USD	Point-in-time
Other long-term debt, net	`OtherLongTermDebtNoncurrent`	$5.67B	USD	Point-in-time
Total long-term debt, net	`LongTermDebtNoncurrent`	$7.53B	USD	Point-in-time
Total long-term debt, net	`LongTermDebtNoncurrent`	$7.87B	USD	Point-in-time
Commitments and Contingencies (Note 15)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and Contingencies (Note 15)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Cumulative preferred stock, $0.01 par value, 20,000,000 shares authorized, none issued or outstanding	`PreferredStockValue`	-	USD	Point-in-time
Cumulative preferred stock, $0.01 par value, 20,000,000 shares authorized, none issued or outstanding	`PreferredStockValue`	-	USD	Point-in-time
Common stock, $0.01 par value, 1,000,000,000 shares authorized, 430,682,504 shares and 430,262,703 shares outstanding, respectively	`CommonStockValue`	$4.00M	USD	Point-in-time
Common stock, $0.01 par value, 1,000,000,000 shares authorized, 430,682,504 shares and 430,262,703 shares outstanding, respectively	`CommonStockValue`	$4.00M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$4.18B	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$4.20B	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-657.00M	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-668.00M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-71.00M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-66.00M	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$4.55B	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$3.46B	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$3.46B	USD	Point-in-time
Total Liabilities and Shareholders Equity	`LiabilitiesAndStockholdersEquity`	$21.83B	USD	Point-in-time
Total Liabilities and Shareholders Equity	`LiabilitiesAndStockholdersEquity`	$21.29B	USD	Point-in-time

Income Statement 112 line items

Line Item	Tag	Value	Unit	Period
Utility revenues	`RegulatedOperatingRevenue`	$6.12B	USD	Annual
Utility revenues	`RegulatedOperatingRevenue`	$5.44B	USD	Annual
Utility revenues	`RegulatedOperatingRevenue`	$5.45B	USD	Annual
Non-utility revenues	`UnregulatedOperatingRevenue`	$1.94B	USD	Annual
Non-utility revenues	`UnregulatedOperatingRevenue`	$2.09B	USD	Annual
Non-utility revenues	`UnregulatedOperatingRevenue`	$3.11B	USD	Annual
Total	`Revenues`	$7.39B	USD	Annual
Total	`Revenues`	$1.89B	USD	1 Quarter
Total	`Revenues`	$1.57B	USD	1 Quarter
Total	`Revenues`	$7.53B	USD	Annual
Total	`Revenues`	$1.63B	USD	1 Quarter
Total	`Revenues`	$1.79B	USD	1 Quarter
Total	`Revenues`	$1.53B	USD	1 Quarter
Total	`Revenues`	$2.08B	USD	1 Quarter
Total	`Revenues`	$2.43B	USD	1 Quarter
Total	`Revenues`	$9.23B	USD	Annual
Total	`Revenues`	$1.98B	USD	1 Quarter
Utility natural gas	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$1.26B	USD	Annual
Utility natural gas	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$983.00M	USD	Annual
Utility natural gas	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$1.88B	USD	Annual
Non-utility natural gas	`CostOfNaturalGasPurchases`	$3.04B	USD	Annual
Non-utility natural gas	`CostOfNaturalGasPurchases`	$1.98B	USD	Annual
Non-utility natural gas	`CostOfNaturalGasPurchases`	$1.84B	USD	Annual
Operation and maintenance	`UtilitiesOperatingExpenseMaintenanceOperationsAndOtherCostsAndExpenses`	$2.01B	USD	Annual
Operation and maintenance	`UtilitiesOperatingExpenseMaintenanceOperationsAndOtherCostsAndExpenses`	$1.97B	USD	Annual
Operation and maintenance	`UtilitiesOperatingExpenseMaintenanceOperationsAndOtherCostsAndExpenses`	$2.09B	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$1.13B	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$1.01B	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$970.00M	USD	Annual
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$384.00M	USD	Annual
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$374.00M	USD	Annual
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$388.00M	USD	Annual
Total	`CostsAndExpenses`	$8.29B	USD	Annual
Total	`CostsAndExpenses`	$6.45B	USD	Annual
Total	`CostsAndExpenses`	$6.57B	USD	Annual
Operating Income	`OperatingIncomeLoss`	$284.00M	USD	1 Quarter
Operating Income	`OperatingIncomeLoss`	$182.00M	USD	1 Quarter
Operating Income	`OperatingIncomeLoss`	$959.00M	USD	Annual
Operating Income	`OperatingIncomeLoss`	$250.00M	USD	1 Quarter
Operating Income	`OperatingIncomeLoss`	$265.00M	USD	1 Quarter
Operating Income	`OperatingIncomeLoss`	$226.00M	USD	1 Quarter
Operating Income	`OperatingIncomeLoss`	$186.00M	USD	1 Quarter
Operating Income	`OperatingIncomeLoss`	$933.00M	USD	Annual
Operating Income	`OperatingIncomeLoss`	$243.00M	USD	1 Quarter
Operating Income	`OperatingIncomeLoss`	$256.00M	USD	1 Quarter
Operating Income	`OperatingIncomeLoss`	$935.00M	USD	Annual
Gain (loss) on marketable securities	`MarketableSecuritiesGainLoss`	$163.00M	USD	Annual
Gain (loss) on marketable securities	`MarketableSecuritiesGainLoss`	$-93.00M	USD	Annual
Gain (loss) on marketable securities	`MarketableSecuritiesGainLoss`	$326.00M	USD	Annual
Gain (loss) on indexed debt securities	`GainLossOnIndexedDebtSecurities`	$-413.00M	USD	Annual
Gain (loss) on indexed debt securities	`GainLossOnIndexedDebtSecurities`	$-86.00M	USD	Annual
Gain (loss) on indexed debt securities	`GainLossOnIndexedDebtSecurities`	$74.00M	USD	Annual
Interest and other finance charges	`InterestAndDebtExpense`	$338.00M	USD	Annual
Interest and other finance charges	`InterestAndDebtExpense`	$353.00M	USD	Annual
Interest and other finance charges	`InterestAndDebtExpense`	$352.00M	USD	Annual
Interest on Securitization Bonds	`InterestOnTransitionAndSystemRestorationBonds`	$118.00M	USD	Annual
Interest on Securitization Bonds	`InterestOnTransitionAndSystemRestorationBonds`	$91.00M	USD	Annual
Interest on Securitization Bonds	`InterestOnTransitionAndSystemRestorationBonds`	$105.00M	USD	Annual
Equity in earnings (losses) of unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$308.00M	USD	Annual
Equity in earnings (losses) of unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$-1.63B	USD	Annual
Equity in earnings (losses) of unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$208.00M	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$35.00M	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$46.00M	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$36.00M	USD	Annual
Total	`NonoperatingIncomeExpense`	$-273.00M	USD	Annual
Total	`NonoperatingIncomeExpense`	$-2.06B	USD	Annual
Total	`NonoperatingIncomeExpense`	$-50.00M	USD	Annual
Income (Loss) Before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$686.00M	USD	Annual
Income (Loss) Before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-1.13B	USD	Annual
Income (Loss) Before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$885.00M	USD	Annual
Income tax expense (benefit)	`IncomeTaxExpenseBenefit`	$254.00M	USD	Annual
Income tax expense (benefit)	`IncomeTaxExpenseBenefit`	$274.00M	USD	Annual
Income tax expense (benefit)	`IncomeTaxExpenseBenefit`	$-438.00M	USD	Annual
Net Income (Loss)	`NetIncomeLoss`	$154.00M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$611.00M	USD	Annual
Net Income (Loss)	`NetIncomeLoss`	$179.00M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$131.00M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$-692.00M	USD	Annual
Net Income (Loss)	`NetIncomeLoss`	$432.00M	USD	Annual
Net Income (Loss)	`NetIncomeLoss`	$-2.00M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$-509.00M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$77.00M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$-391.00M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$101.00M	USD	1 Quarter
Basic Earnings (Loss) Per Share	`EarningsPerShareBasic`	$0.42	USD	1 Quarter
Basic Earnings (Loss) Per Share	`EarningsPerShareBasic`	$-0.91	USD	1 Quarter
Basic Earnings (Loss) Per Share	`EarningsPerShareBasic`	$-0.01	USD	1 Quarter
Basic Earnings (Loss) Per Share	`EarningsPerShareBasic`	$-1.18	USD	1 Quarter
Basic Earnings (Loss) Per Share	`EarningsPerShareBasic`	$0.36	USD	1 Quarter
Basic Earnings (Loss) Per Share	`EarningsPerShareBasic`	$0.23	USD	1 Quarter
Basic Earnings (Loss) Per Share	`EarningsPerShareBasic`	$-1.61	USD	Annual
Basic Earnings (Loss) Per Share	`EarningsPerShareBasic`	$0.30	USD	1 Quarter
Basic Earnings (Loss) Per Share	`EarningsPerShareBasic`	$1.42	USD	Annual
Basic Earnings (Loss) Per Share	`EarningsPerShareBasic`	$1.00	USD	Annual
Basic Earnings (Loss) Per Share	`EarningsPerShareBasic`	$0.18	USD	1 Quarter
Diluted Earnings (Loss) Per Share	`EarningsPerShareDiluted`	$0.30	USD	1 Quarter
Diluted Earnings (Loss) Per Share	`EarningsPerShareDiluted`	$-0.91	USD	1 Quarter
Diluted Earnings (Loss) Per Share	`EarningsPerShareDiluted`	$0.23	USD	1 Quarter
Diluted Earnings (Loss) Per Share	`EarningsPerShareDiluted`	$-0.01	USD	1 Quarter
Diluted Earnings (Loss) Per Share	`EarningsPerShareDiluted`	$-1.61	USD	Annual
Diluted Earnings (Loss) Per Share	`EarningsPerShareDiluted`	$1.00	USD	Annual
Diluted Earnings (Loss) Per Share	`EarningsPerShareDiluted`	$0.18	USD	1 Quarter
Diluted Earnings (Loss) Per Share	`EarningsPerShareDiluted`	$0.36	USD	1 Quarter
Diluted Earnings (Loss) Per Share	`EarningsPerShareDiluted`	$-1.18	USD	1 Quarter
Diluted Earnings (Loss) Per Share	`EarningsPerShareDiluted`	$0.41	USD	1 Quarter
Diluted Earnings (Loss) Per Share	`EarningsPerShareDiluted`	$1.42	USD	Annual
Weighted Average Shares Outstanding, Basic	`WeightedAverageNumberOfSharesOutstandingBasic`	430.61M	shares	Annual
Weighted Average Shares Outstanding, Basic	`WeightedAverageNumberOfSharesOutstandingBasic`	429.63M	shares	Annual
Weighted Average Shares Outstanding, Basic	`WeightedAverageNumberOfSharesOutstandingBasic`	430.18M	shares	Annual
Weighted Average Shares Outstanding, Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	430.18M	shares	Annual
Weighted Average Shares Outstanding, Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	433.60M	shares	Annual
Weighted Average Shares Outstanding, Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	431.67M	shares	Annual

Cash Flow Statement 163 line items

Line Item	Tag	Value	Unit	Period
Net income (loss)	`NetIncomeLoss`	$-391.00M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$611.00M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$432.00M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$131.00M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$154.00M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$179.00M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$101.00M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$-2.00M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$-509.00M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$77.00M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$-692.00M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$970.00M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$1.01B	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$1.13B	USD	Annual
Amortization of deferred financing costs	`AmortizationOfFinancingCosts`	$26.00M	USD	Annual
Amortization of deferred financing costs	`AmortizationOfFinancingCosts`	$28.00M	USD	Annual
Amortization of deferred financing costs	`AmortizationOfFinancingCosts`	$27.00M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$280.00M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$213.00M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-413.00M	USD	Annual
Unrealized loss (gain) on marketable securities	`MarketableSecuritiesUnrealizedGainLossExcludingOtherThanTemporaryImpairments`	$-93.00M	USD	Annual
Unrealized loss (gain) on marketable securities	`MarketableSecuritiesUnrealizedGainLossExcludingOtherThanTemporaryImpairments`	$326.00M	USD	Annual
Unrealized loss (gain) on marketable securities	`MarketableSecuritiesUnrealizedGainLossExcludingOtherThanTemporaryImpairments`	$163.00M	USD	Annual
Loss (gain) on indexed debt securities	`IndexedDebtSecuritiesGainLoss`	$-413.00M	USD	Annual
Loss (gain) on indexed debt securities	`IndexedDebtSecuritiesGainLoss`	$-86.00M	USD	Annual
Loss (gain) on indexed debt securities	`IndexedDebtSecuritiesGainLoss`	$74.00M	USD	Annual
Write-down of natural gas inventory	`InventoryWriteDown`	$4.00M	USD	Annual
Write-down of natural gas inventory	`InventoryWriteDown`	$1.00M	USD	Annual
Write-down of natural gas inventory	`InventoryWriteDown`	$8.00M	USD	Annual
Equity in (earnings) losses of unconsolidated affiliates, net of distributions	`IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions`	$2.00M	USD	Annual
Equity in (earnings) losses of unconsolidated affiliates, net of distributions	`IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions`	$-1.78B	USD	Annual
Equity in (earnings) losses of unconsolidated affiliates, net of distributions	`IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions`	$208.00M	USD	Annual
Pension contributions	`PensionContributions`	$66.00M	USD	Annual
Pension contributions	`PensionContributions`	$9.00M	USD	Annual
Pension contributions	`PensionContributions`	$97.00M	USD	Annual
Accounts receivable and unbilled revenues, net	`IncreaseDecreaseInAccountsAndOtherReceivables`	$-345.00M	USD	Annual
Accounts receivable and unbilled revenues, net	`IncreaseDecreaseInAccountsAndOtherReceivables`	$-39.00M	USD	Annual
Accounts receivable and unbilled revenues, net	`IncreaseDecreaseInAccountsAndOtherReceivables`	$117.00M	USD	Annual
Inventory	`IncreaseDecreaseInInventories`	$-34.00M	USD	Annual
Inventory	`IncreaseDecreaseInInventories`	$-28.00M	USD	Annual
Inventory	`IncreaseDecreaseInInventories`	$102.00M	USD	Annual
Taxes receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$190.00M	USD	Annual
Taxes receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$-142.00M	USD	Annual
Taxes receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$-18.00M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-224.00M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$133.00M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-3.00M	USD	Annual
Fuel cost recovery	`IncreaseDecreaseInOverUnderEnergyRecovery`	$41.00M	USD	Annual
Fuel cost recovery	`IncreaseDecreaseInOverUnderEnergyRecovery`	$72.00M	USD	Annual
Fuel cost recovery	`IncreaseDecreaseInOverUnderEnergyRecovery`	$-43.00M	USD	Annual
Non-trading derivatives, net	`IncreaseDecreaseInDerivativeAssetsAndLiabilities`	$34.00M	USD	Annual
Non-trading derivatives, net	`IncreaseDecreaseInDerivativeAssetsAndLiabilities`	$7.00M	USD	Annual
Non-trading derivatives, net	`IncreaseDecreaseInDerivativeAssetsAndLiabilities`	$-30.00M	USD	Annual
Margin deposits, net	`IncreaseDecreaseInMarginDepositsOutstanding`	$4.00M	USD	Annual
Margin deposits, net	`IncreaseDecreaseInMarginDepositsOutstanding`	$79.00M	USD	Annual
Margin deposits, net	`IncreaseDecreaseInMarginDepositsOutstanding`	$-101.00M	USD	Annual
Interest and taxes accrued	`IncreaseDecreaseInterestAndTaxesAccrued`	$-23.00M	USD	Annual
Interest and taxes accrued	`IncreaseDecreaseInterestAndTaxesAccrued`	$5.00M	USD	Annual
Interest and taxes accrued	`IncreaseDecreaseInterestAndTaxesAccrued`	$-10.00M	USD	Annual
Net regulatory assets and liabilities	`IncreaseDecreaseInRegulatoryAssetsAndLiabilities`	$-63.00M	USD	Annual
Net regulatory assets and liabilities	`IncreaseDecreaseInRegulatoryAssetsAndLiabilities`	$-22.00M	USD	Annual
Net regulatory assets and liabilities	`IncreaseDecreaseInRegulatoryAssetsAndLiabilities`	$60.00M	USD	Annual
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$-10.00M	USD	Annual
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$17.00M	USD	Annual
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$-1.00M	USD	Annual
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$-20.00M	USD	Annual
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$22.00M	USD	Annual
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$-50.00M	USD	Annual
Other assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$16.00M	USD	Annual
Other assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$-9.00M	USD	Annual
Other assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$5.00M	USD	Annual
Other liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$30.00M	USD	Annual
Other liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$41.00M	USD	Annual
Other liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$8.00M	USD	Annual
Other, net	`OtherOperatingActivitiesCashFlowStatement`	$13.00M	USD	Annual
Other, net	`OtherOperatingActivitiesCashFlowStatement`	$45.00M	USD	Annual
Other, net	`OtherOperatingActivitiesCashFlowStatement`	$22.00M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$1.93B	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$1.86B	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$1.40B	USD	Annual
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$1.41B	USD	Annual
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$1.37B	USD	Annual
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$1.58B	USD	Annual
Acquisitions, net of cash acquired	`PaymentsToAcquireBusinessesGross`	$102.00M	USD	Annual
Acquisitions, net of cash acquired	`PaymentsToAcquireBusinessesGross`	-	USD	Annual
Acquisitions, net of cash acquired	`PaymentsToAcquireBusinessesGross`	-	USD	Annual
Decrease in notes receivable - unconsolidated affiliate	`RepaymentOfNotesReceivableFromRelatedParties`	-	USD	Annual
Decrease in notes receivable - unconsolidated affiliate	`RepaymentOfNotesReceivableFromRelatedParties`	$363.00M	USD	Annual
Decrease in notes receivable - unconsolidated affiliate	`RepaymentOfNotesReceivableFromRelatedParties`	-	USD	Annual
Investment in preferred units - unconsolidated affiliate	`PaymentsToAcquireInvestments`	-	USD	Annual
Investment in preferred units - unconsolidated affiliate	`PaymentsToAcquireInvestments`	-	USD	Annual
Investment in preferred units - unconsolidated affiliate	`PaymentsToAcquireInvestments`	$363.00M	USD	Annual
Distributions from unconsolidated affiliates in excess of cumulative earnings	`ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital`	$297.00M	USD	Annual
Distributions from unconsolidated affiliates in excess of cumulative earnings	`ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital`	-	USD	Annual
Distributions from unconsolidated affiliates in excess of cumulative earnings	`ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital`	$148.00M	USD	Annual
Decrease (increase) in restricted cash of Bond companies	`IncreaseDecreaseInRestrictedCash`	$7.00M	USD	Annual
Decrease (increase) in restricted cash of Bond companies	`IncreaseDecreaseInRestrictedCash`	$-12.00M	USD	Annual
Decrease (increase) in restricted cash of Bond companies	`IncreaseDecreaseInRestrictedCash`	$5.00M	USD	Annual
Investment in unconsolidated affiliates	`PaymentsToAcquireEquityMethodInvestments`	-	USD	Annual
Investment in unconsolidated affiliates	`PaymentsToAcquireEquityMethodInvestments`	-	USD	Annual
Investment in unconsolidated affiliates	`PaymentsToAcquireEquityMethodInvestments`	$1.00M	USD	Annual
Proceeds from sale of marketable securities	`ProceedsFromSaleAndMaturityOfMarketableSecurities`	-	USD	Annual
Proceeds from sale of marketable securities	`ProceedsFromSaleAndMaturityOfMarketableSecurities`	$32.00M	USD	Annual
Proceeds from sale of marketable securities	`ProceedsFromSaleAndMaturityOfMarketableSecurities`	$178.00M	USD	Annual
Other, net	`PaymentsForProceedsFromOtherInvestingActivities`	$-5.00M	USD	Annual
Other, net	`PaymentsForProceedsFromOtherInvestingActivities`	$4.00M	USD	Annual
Other, net	`PaymentsForProceedsFromOtherInvestingActivities`	-	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivitiesContinuingOperations`	$-1.39B	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivitiesContinuingOperations`	$-1.05B	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivitiesContinuingOperations`	$-1.38B	USD	Annual
Increase (decrease) in short-term borrowings, net	`ProceedsFromRepaymentsOfShortTermDebt`	$-13.00M	USD	Annual
Increase (decrease) in short-term borrowings, net	`ProceedsFromRepaymentsOfShortTermDebt`	$-5.00M	USD	Annual
Increase (decrease) in short-term borrowings, net	`ProceedsFromRepaymentsOfShortTermDebt`	$10.00M	USD	Annual
Proceeds from commercial paper, net	`ProceedsFromRepaymentsOfCommercialPaper`	$469.00M	USD	Annual
Proceeds from commercial paper, net	`ProceedsFromRepaymentsOfCommercialPaper`	$403.00M	USD	Annual
Proceeds from commercial paper, net	`ProceedsFromRepaymentsOfCommercialPaper`	$414.00M	USD	Annual
Proceeds from long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$600.00M	USD	Annual
Proceeds from long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$200.00M	USD	Annual
Proceeds from long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$600.00M	USD	Annual
Payments of long-term debt	`RepaymentsOfLongTermDebt`	$644.00M	USD	Annual
Payments of long-term debt	`RepaymentsOfLongTermDebt`	$537.00M	USD	Annual
Payments of long-term debt	`RepaymentsOfLongTermDebt`	$1.22B	USD	Annual
Loss on reacquired debt	`PaymentsOfDebtExtinguishmentCosts`	$22.00M	USD	Annual
Loss on reacquired debt	`PaymentsOfDebtExtinguishmentCosts`	-	USD	Annual
Loss on reacquired debt	`PaymentsOfDebtExtinguishmentCosts`	-	USD	Annual
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	$9.00M	USD	Annual
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	-	USD	Annual
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	$8.00M	USD	Annual
Payment of dividends on common stock	`PaymentsOfDividendsCommonStock`	$443.00M	USD	Annual
Payment of dividends on common stock	`PaymentsOfDividendsCommonStock`	$426.00M	USD	Annual
Payment of dividends on common stock	`PaymentsOfDividendsCommonStock`	$408.00M	USD	Annual
Distribution to ZENS holders	`DistributionToZENSHolders`	$32.00M	USD	Annual
Distribution to ZENS holders	`DistributionToZENSHolders`	$178.00M	USD	Annual
Distribution to ZENS holders	`DistributionToZENSHolders`	-	USD	Annual
Other, net	`ProceedsFromPaymentsForOtherFinancingActivities`	-	USD	Annual
Other, net	`ProceedsFromPaymentsForOtherFinancingActivities`	$1.00M	USD	Annual
Other, net	`ProceedsFromPaymentsForOtherFinancingActivities`	$6.00M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivitiesContinuingOperations`	$-805.00M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivitiesContinuingOperations`	$-512.00M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivitiesContinuingOperations`	$77.00M	USD	Annual
Net Increase (Decrease) in Cash and Cash Equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-34.00M	USD	Annual
Net Increase (Decrease) in Cash and Cash Equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$77.00M	USD	Annual
Net Increase (Decrease) in Cash and Cash Equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$90.00M	USD	Annual
Cash and Cash Equivalents at Beginning of Year	`CashAndCashEquivalentsAtCarryingValue`	$341.00M	USD	Point-in-time
Cash and Cash Equivalents at Beginning of Year	`CashAndCashEquivalentsAtCarryingValue`	$208.00M	USD	Point-in-time
Cash and Cash Equivalents at Beginning of Year	`CashAndCashEquivalentsAtCarryingValue`	$264.00M	USD	Point-in-time
Cash and Cash Equivalents at Beginning of Year	`CashAndCashEquivalentsAtCarryingValue`	$298.00M	USD	Point-in-time
Cash and Cash Equivalents at End of Year	`CashAndCashEquivalentsAtCarryingValue`	$264.00M	USD	Point-in-time
Cash and Cash Equivalents at End of Year	`CashAndCashEquivalentsAtCarryingValue`	$298.00M	USD	Point-in-time
Cash and Cash Equivalents at End of Year	`CashAndCashEquivalentsAtCarryingValue`	$208.00M	USD	Point-in-time
Cash and Cash Equivalents at End of Year	`CashAndCashEquivalentsAtCarryingValue`	$341.00M	USD	Point-in-time
Interest, net of capitalized interest	`InterestPaidNet`	$434.00M	USD	Annual
Interest, net of capitalized interest	`InterestPaidNet`	$406.00M	USD	Annual
Interest, net of capitalized interest	`InterestPaidNet`	$426.00M	USD	Annual
Income taxes (refunds), net	`IncomeTaxesPaidNet`	$-104.00M	USD	Annual
Income taxes (refunds), net	`IncomeTaxesPaidNet`	$-45.00M	USD	Annual
Income taxes (refunds), net	`IncomeTaxesPaidNet`	$192.00M	USD	Annual
Accounts payable related to capital expenditures	`CapitalExpendituresIncurredButNotYetPaid`	$104.00M	USD	Annual
Accounts payable related to capital expenditures	`CapitalExpendituresIncurredButNotYetPaid`	$95.00M	USD	Annual
Accounts payable related to capital expenditures	`CapitalExpendituresIncurredButNotYetPaid`	$87.00M	USD	Annual
Exercise of SESH put to Enable	`TransferOfInvestments`	$196.00M	USD	Annual
Exercise of SESH put to Enable	`TransferOfInvestments`	-	USD	Annual
Exercise of SESH put to Enable	`TransferOfInvestments`	$1.00M	USD	Annual

Stockholders Equity 32 line items

Line Item	Tag	Value	Unit	Period
Preferred Stock, Shares Outstanding	`PreferredStockSharesOutstanding`	0.00	shares	Point-in-time
Preferred Stock, Shares Outstanding	`PreferredStockSharesOutstanding`	0.00	shares	Point-in-time
Preferred Stock, Shares Outstanding	`PreferredStockSharesOutstanding`	0.00	shares	Point-in-time
Cumulative preferred stock par value (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Cumulative preferred stock par value (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Cumulative preferred stock par value (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Cumulative preferred stock shares authorized (in shares)	`PreferredStockSharesAuthorized`	20.00M	shares	Point-in-time
Cumulative preferred stock shares authorized (in shares)	`PreferredStockSharesAuthorized`	20.00M	shares	Point-in-time
Cumulative preferred stock shares authorized (in shares)	`PreferredStockSharesAuthorized`	20.00M	shares	Point-in-time
Common stock shares par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock shares par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock shares par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock shares authorized (in shares)	`CommonStockSharesAuthorized`	1.00B	shares	Point-in-time
Common stock shares authorized (in shares)	`CommonStockSharesAuthorized`	1.00B	shares	Point-in-time
Common stock shares authorized (in shares)	`CommonStockSharesAuthorized`	1.00B	shares	Point-in-time
Balance	`StockholdersEquity`	$3.46B	USD	Point-in-time
Balance	`StockholdersEquity`	$4.55B	USD	Point-in-time
Balance	`StockholdersEquity`	$3.46B	USD	Point-in-time
Net income (loss)	`NetIncomeLoss`	$-391.00M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$77.00M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$-509.00M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$-2.00M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$101.00M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$-692.00M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$154.00M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$131.00M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$179.00M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$432.00M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$611.00M	USD	Annual
Balance	`StockholdersEquity`	$3.46B	USD	Point-in-time
Balance	`StockholdersEquity`	$4.55B	USD	Point-in-time
Balance	`StockholdersEquity`	$3.46B	USD	Point-in-time

Comprehensive Income 35 line items

Line Item	Tag	Value	Unit	Period
Tax benefit (expense) on adjustment related to pension and postretirement plans	`OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent`	$-5.00M	USD	Annual
Tax benefit (expense) on adjustment related to pension and postretirement plans	`OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent`	$-12.00M	USD	Annual
Tax benefit (expense) on adjustment related to pension and postretirement plans	`OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent`	$4.00M	USD	Annual
Tax expense (benefit) on net deferred gain (loss) from cash flow hedges	`OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax`	-	USD	Annual
Tax expense (benefit) on net deferred gain (loss) from cash flow hedges	`OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax`	-	USD	Annual
Tax expense (benefit) on net deferred gain (loss) from cash flow hedges	`OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax`	-	USD	Annual
Tax expense (benefit) on deferred loss from cash flow hedges realized in net income	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax`	-	USD	Annual
Tax expense (benefit) on deferred loss from cash flow hedges realized in net income	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax`	$-1.00M	USD	Annual
Tax expense (benefit) on deferred loss from cash flow hedges realized in net income	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax`	-	USD	Annual
Net income (loss)	`NetIncomeLoss`	$611.00M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$432.00M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$131.00M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$154.00M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$-692.00M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$179.00M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$-2.00M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$-509.00M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$77.00M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$-391.00M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$101.00M	USD	1 Quarter
Adjustment to pension and other postretirement plans (net of tax of $4, $12 and $5, respectively)	`OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent`	$7.00M	USD	Annual
Adjustment to pension and other postretirement plans (net of tax of $4, $12 and $5, respectively)	`OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent`	$-20.00M	USD	Annual
Adjustment to pension and other postretirement plans (net of tax of $4, $12 and $5, respectively)	`OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent`	$-3.00M	USD	Annual
Net deferred gain from cash flow hedges (net of tax of $-0-, $-0-, and $-0-, respectively)	`OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax`	$1.00M	USD	Annual
Net deferred gain from cash flow hedges (net of tax of $-0-, $-0-, and $-0-, respectively)	`OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax`	-	USD	Annual
Net deferred gain from cash flow hedges (net of tax of $-0-, $-0-, and $-0-, respectively)	`OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax`	-	USD	Annual
Reclassification of deferred loss from cash flow hedges realized in net income (net of tax of $1, $-0-, and $-0-, respectively)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax`	-	USD	Annual
Reclassification of deferred loss from cash flow hedges realized in net income (net of tax of $1, $-0-, and $-0-, respectively)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax`	$-1.00M	USD	Annual
Reclassification of deferred loss from cash flow hedges realized in net income (net of tax of $1, $-0-, and $-0-, respectively)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax`	$-1.00M	USD	Annual
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$4.00M	USD	Annual
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$20.00M	USD	Annual
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-5.00M	USD	Annual
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTax`	$615.00M	USD	Annual
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTax`	$-672.00M	USD	Annual
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTax`	$427.00M	USD	Annual

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