10-Q Filing

ALLIANT ENERGY CORP CIK: 352541 Q1 2025

Filing Information

Form Type	10-Q
Accession Number	`0000352541-25-000053`
Period End Date	20250331
Filing Date	20250509
Fiscal Year	2025
Fiscal Period	Q1
XBRL Instance	lnt-20250331_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 166 Income Statement 100 Cash Flow Statement 128

Balance Sheet 166 line items

Line Item	Tag	Value	Unit	Period
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
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
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	480.00M	shares	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	480.00M	shares	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	480.00M	shares	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	480.00M	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$81.00M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$81.00M	USD	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	256.88M	shares	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	256.88M	shares	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	256.69M	shares	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	256.69M	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$25.00M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$25.00M	USD	Point-in-time
Accounts receivable, less allowance for expected credit losses	`AccountsReceivableNetCurrent`	$427.00M	USD	Point-in-time
Accounts receivable, less allowance for expected credit losses	`AccountsReceivableNetCurrent`	$427.00M	USD	Point-in-time
Shares in deferred compensation trust (in shares)	`CommonStockHeldInTrustShares`	347,775.00	shares	Point-in-time
Shares in deferred compensation trust (in shares)	`CommonStockHeldInTrustShares`	347,775.00	shares	Point-in-time
Shares in deferred compensation trust (in shares)	`CommonStockHeldInTrustShares`	372,116.00	shares	Point-in-time
Shares in deferred compensation trust (in shares)	`CommonStockHeldInTrustShares`	372,116.00	shares	Point-in-time
Accounts receivable, less allowance for expected credit losses	`AccountsReceivableNetCurrent`	$361.00M	USD	Point-in-time
Accounts receivable, less allowance for expected credit losses	`AccountsReceivableNetCurrent`	$361.00M	USD	Point-in-time
Production fuel, at weighted average cost	`EnergyRelatedInventoryOtherFossilFuel`	$54.00M	USD	Point-in-time
Production fuel, at weighted average cost	`EnergyRelatedInventoryOtherFossilFuel`	$54.00M	USD	Point-in-time
Production fuel, at weighted average cost	`EnergyRelatedInventoryOtherFossilFuel`	$53.00M	USD	Point-in-time
Production fuel, at weighted average cost	`EnergyRelatedInventoryOtherFossilFuel`	$53.00M	USD	Point-in-time
Shares in deferred compensation trust, weighted average cost per share (in dollars per share)	`ShareBasedCompensationArrangementByShareBasedPaymentAwardPerShareWeightedAveragePriceOfSharesPurchased`	$36.56	USD	Point-in-time
Shares in deferred compensation trust, weighted average cost per share (in dollars per share)	`ShareBasedCompensationArrangementByShareBasedPaymentAwardPerShareWeightedAveragePriceOfSharesPurchased`	$36.56	USD	Point-in-time
Shares in deferred compensation trust, weighted average cost per share (in dollars per share)	`ShareBasedCompensationArrangementByShareBasedPaymentAwardPerShareWeightedAveragePriceOfSharesPurchased`	$37.17	USD	Point-in-time
Shares in deferred compensation trust, weighted average cost per share (in dollars per share)	`ShareBasedCompensationArrangementByShareBasedPaymentAwardPerShareWeightedAveragePriceOfSharesPurchased`	$37.17	USD	Point-in-time
Gas stored underground, at weighted average cost	`EnergyRelatedInventoryGasStoredUnderground`	$55.00M	USD	Point-in-time
Gas stored underground, at weighted average cost	`EnergyRelatedInventoryGasStoredUnderground`	$55.00M	USD	Point-in-time
Gas stored underground, at weighted average cost	`EnergyRelatedInventoryGasStoredUnderground`	$16.00M	USD	Point-in-time
Gas stored underground, at weighted average cost	`EnergyRelatedInventoryGasStoredUnderground`	$16.00M	USD	Point-in-time
Materials and supplies, at weighted average cost	`InventoryRawMaterialsAndSupplies`	$186.00M	USD	Point-in-time
Materials and supplies, at weighted average cost	`InventoryRawMaterialsAndSupplies`	$186.00M	USD	Point-in-time
Materials and supplies, at weighted average cost	`InventoryRawMaterialsAndSupplies`	$196.00M	USD	Point-in-time
Materials and supplies, at weighted average cost	`InventoryRawMaterialsAndSupplies`	$196.00M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsCurrent`	$172.00M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsCurrent`	$172.00M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsCurrent`	$210.00M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsCurrent`	$210.00M	USD	Point-in-time
Other	`OtherAssetsCurrent`	$171.00M	USD	Point-in-time
Other	`OtherAssetsCurrent`	$171.00M	USD	Point-in-time
Other	`OtherAssetsCurrent`	$146.00M	USD	Point-in-time
Other	`OtherAssetsCurrent`	$146.00M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$969.00M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$969.00M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.18B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.18B	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$18.70B	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$18.70B	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$19.02B	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$19.02B	USD	Point-in-time
ATC Holdings	`InvestmentsBusinessLine1`	$426.00M	USD	Point-in-time
ATC Holdings	`InvestmentsBusinessLine1`	$426.00M	USD	Point-in-time
ATC Holdings	`InvestmentsBusinessLine1`	$415.00M	USD	Point-in-time
ATC Holdings	`InvestmentsBusinessLine1`	$415.00M	USD	Point-in-time
Other	`OtherLongTermInvestments`	$224.00M	USD	Point-in-time
Other	`OtherLongTermInvestments`	$224.00M	USD	Point-in-time
Other	`OtherLongTermInvestments`	$224.00M	USD	Point-in-time
Other	`OtherLongTermInvestments`	$224.00M	USD	Point-in-time
Total investments	`LongTermInvestments`	$650.00M	USD	Point-in-time
Total investments	`LongTermInvestments`	$650.00M	USD	Point-in-time
Total investments	`LongTermInvestments`	$639.00M	USD	Point-in-time
Total investments	`LongTermInvestments`	$639.00M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$2.10B	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$2.10B	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$2.06B	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$2.06B	USD	Point-in-time
Deferred charges and other	`DeferredCosts`	$108.00M	USD	Point-in-time
Deferred charges and other	`DeferredCosts`	$108.00M	USD	Point-in-time
Deferred charges and other	`DeferredCosts`	$126.00M	USD	Point-in-time
Deferred charges and other	`DeferredCosts`	$126.00M	USD	Point-in-time
Total other assets	`OtherAssetsNoncurrent`	$2.21B	USD	Point-in-time
Total other assets	`OtherAssetsNoncurrent`	$2.21B	USD	Point-in-time
Total other assets	`OtherAssetsNoncurrent`	$2.19B	USD	Point-in-time
Total other assets	`OtherAssetsNoncurrent`	$2.19B	USD	Point-in-time
Total assets	`Assets`	$21.25B	USD	Point-in-time
Total assets	`Assets`	$21.25B	USD	Point-in-time
Total assets	`Assets`	$22.71B	USD	Point-in-time
Total assets	`Assets`	$22.71B	USD	Point-in-time
Total assets	`Assets`	$22.85B	USD	Point-in-time
Total assets	`Assets`	$22.85B	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtCurrent`	$1.37B	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtCurrent`	$1.37B	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtCurrent`	$1.17B	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtCurrent`	$1.17B	USD	Point-in-time
Commercial paper	`CommercialPaper`	$678.00M	USD	Point-in-time
Commercial paper	`CommercialPaper`	$678.00M	USD	Point-in-time
Commercial paper	`CommercialPaper`	$558.00M	USD	Point-in-time
Commercial paper	`CommercialPaper`	$558.00M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$532.00M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$532.00M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$405.00M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$405.00M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityCurrent`	$109.00M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityCurrent`	$109.00M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityCurrent`	$69.00M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityCurrent`	$69.00M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$325.00M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$325.00M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$385.00M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$385.00M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$2.89B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$2.89B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$2.71B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$2.71B	USD	Point-in-time
Long-term debt, net (excluding current portion)	`LongTermDebtNoncurrent`	$8.68B	USD	Point-in-time
Long-term debt, net (excluding current portion)	`LongTermDebtNoncurrent`	$8.68B	USD	Point-in-time
Long-term debt, net (excluding current portion)	`LongTermDebtNoncurrent`	$8.58B	USD	Point-in-time
Long-term debt, net (excluding current portion)	`LongTermDebtNoncurrent`	$8.58B	USD	Point-in-time
Deferred tax liabilities	`DeferredIncomeTaxLiabilitiesNet`	$2.19B	USD	Point-in-time
Deferred tax liabilities	`DeferredIncomeTaxLiabilitiesNet`	$2.19B	USD	Point-in-time
Deferred tax liabilities	`DeferredIncomeTaxLiabilitiesNet`	$2.15B	USD	Point-in-time
Deferred tax liabilities	`DeferredIncomeTaxLiabilitiesNet`	$2.15B	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$974.00M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$974.00M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$959.00M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$959.00M	USD	Point-in-time
Pension and other benefit obligations	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$224.00M	USD	Point-in-time
Pension and other benefit obligations	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$224.00M	USD	Point-in-time
Pension and other benefit obligations	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$210.00M	USD	Point-in-time
Pension and other benefit obligations	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$210.00M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$947.00M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$947.00M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$959.00M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$959.00M	USD	Point-in-time
Total other liabilities	`DeferredCreditsAndOtherLiabilities`	$4.32B	USD	Point-in-time
Total other liabilities	`DeferredCreditsAndOtherLiabilities`	$4.32B	USD	Point-in-time
Total other liabilities	`DeferredCreditsAndOtherLiabilities`	$4.29B	USD	Point-in-time
Total other liabilities	`DeferredCreditsAndOtherLiabilities`	$4.29B	USD	Point-in-time
Commitments and contingencies (Note 12)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (Note 12)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (Note 12)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (Note 12)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Common stock	`CommonStockValue`	$3.00M	USD	Point-in-time
Common stock	`CommonStockValue`	$3.00M	USD	Point-in-time
Common stock	`CommonStockValue`	$3.00M	USD	Point-in-time
Common stock	`CommonStockValue`	$3.00M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$3.07B	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$3.07B	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$3.06B	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$3.06B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$3.95B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$3.95B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$4.04B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$4.04B	USD	Point-in-time
Accumulated other comprehensive income (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$1.00M	USD	Point-in-time
Accumulated other comprehensive income (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$1.00M	USD	Point-in-time
Accumulated other comprehensive income (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	-	USD	Point-in-time
Accumulated other comprehensive income (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	-	USD	Point-in-time
Shares in deferred compensation trust - 347,775 and 372,116 shares at a weighted average cost of $37.17 and $36.56 per share	`CommonStockHeldInTrust`	$14.00M	USD	Point-in-time
Shares in deferred compensation trust - 347,775 and 372,116 shares at a weighted average cost of $37.17 and $36.56 per share	`CommonStockHeldInTrust`	$14.00M	USD	Point-in-time
Shares in deferred compensation trust - 347,775 and 372,116 shares at a weighted average cost of $37.17 and $36.56 per share	`CommonStockHeldInTrust`	$13.00M	USD	Point-in-time
Shares in deferred compensation trust - 347,775 and 372,116 shares at a weighted average cost of $37.17 and $36.56 per share	`CommonStockHeldInTrust`	$13.00M	USD	Point-in-time
Total common equity	`StockholdersEquity`	$7.09B	USD	Point-in-time
Total common equity	`StockholdersEquity`	$7.09B	USD	Point-in-time
Total common equity	`StockholdersEquity`	$7.00B	USD	Point-in-time
Total common equity	`StockholdersEquity`	$7.00B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$22.71B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$22.71B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$22.85B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$22.85B	USD	Point-in-time

Income Statement 100 line items

Line Item	Tag	Value	Unit	Period
Electric utility	`RegulatedOperatingRevenueElectricNonNuclear`	$791.00M	USD	1 Quarter
Electric utility	`RegulatedOperatingRevenueElectricNonNuclear`	$791.00M	USD	1 Quarter
Electric utility	`RegulatedOperatingRevenueElectricNonNuclear`	$853.00M	USD	1 Quarter
Electric utility	`RegulatedOperatingRevenueElectricNonNuclear`	$853.00M	USD	1 Quarter
Gas utility	`RegulatedOperatingRevenueGas`	$205.00M	USD	1 Quarter
Gas utility	`RegulatedOperatingRevenueGas`	$205.00M	USD	1 Quarter
Gas utility	`RegulatedOperatingRevenueGas`	$240.00M	USD	1 Quarter
Gas utility	`RegulatedOperatingRevenueGas`	$240.00M	USD	1 Quarter
Other utility	`RegulatedOperatingRevenueOther`	$13.00M	USD	1 Quarter
Other utility	`RegulatedOperatingRevenueOther`	$13.00M	USD	1 Quarter
Other utility	`RegulatedOperatingRevenueOther`	$13.00M	USD	1 Quarter
Other utility	`RegulatedOperatingRevenueOther`	$13.00M	USD	1 Quarter
Non-utility	`UnregulatedOperatingRevenue`	$22.00M	USD	1 Quarter
Non-utility	`UnregulatedOperatingRevenue`	$22.00M	USD	1 Quarter
Non-utility	`UnregulatedOperatingRevenue`	$22.00M	USD	1 Quarter
Non-utility	`UnregulatedOperatingRevenue`	$22.00M	USD	1 Quarter
Total revenues	`Revenues`	$1.13B	USD	1 Quarter
Total revenues	`Revenues`	$1.13B	USD	1 Quarter
Total revenues	`Revenues`	$1.03B	USD	1 Quarter
Total revenues	`Revenues`	$1.03B	USD	1 Quarter
Electric production fuel and purchased power	`UtilitiesOperatingExpenseFuelUsed`	$175.00M	USD	1 Quarter
Electric production fuel and purchased power	`UtilitiesOperatingExpenseFuelUsed`	$175.00M	USD	1 Quarter
Electric production fuel and purchased power	`UtilitiesOperatingExpenseFuelUsed`	$163.00M	USD	1 Quarter
Electric production fuel and purchased power	`UtilitiesOperatingExpenseFuelUsed`	$163.00M	USD	1 Quarter
Electric transmission service	`CostOfGoodsAndServicesSold`	$152.00M	USD	1 Quarter
Electric transmission service	`CostOfGoodsAndServicesSold`	$152.00M	USD	1 Quarter
Electric transmission service	`CostOfGoodsAndServicesSold`	$158.00M	USD	1 Quarter
Electric transmission service	`CostOfGoodsAndServicesSold`	$158.00M	USD	1 Quarter
Cost of gas sold	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$114.00M	USD	1 Quarter
Cost of gas sold	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$114.00M	USD	1 Quarter
Cost of gas sold	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$137.00M	USD	1 Quarter
Cost of gas sold	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$137.00M	USD	1 Quarter
Other operation and maintenance	`OtherCostAndExpenseOperating`	$160.00M	USD	1 Quarter
Other operation and maintenance	`OtherCostAndExpenseOperating`	$160.00M	USD	1 Quarter
Other operation and maintenance	`OtherCostAndExpenseOperating`	$160.00M	USD	1 Quarter
Other operation and maintenance	`OtherCostAndExpenseOperating`	$160.00M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$189.00M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$189.00M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$211.00M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$211.00M	USD	1 Quarter
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$31.00M	USD	1 Quarter
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$31.00M	USD	1 Quarter
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$30.00M	USD	1 Quarter
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$30.00M	USD	1 Quarter
Total operating expenses	`CostsAndExpenses`	$809.00M	USD	1 Quarter
Total operating expenses	`CostsAndExpenses`	$809.00M	USD	1 Quarter
Total operating expenses	`CostsAndExpenses`	$871.00M	USD	1 Quarter
Total operating expenses	`CostsAndExpenses`	$871.00M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$222.00M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$222.00M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$257.00M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$257.00M	USD	1 Quarter
Interest expense	`InterestExpenseNonoperating`	$107.00M	USD	1 Quarter
Interest expense	`InterestExpenseNonoperating`	$107.00M	USD	1 Quarter
Interest expense	`InterestExpenseNonoperating`	$119.00M	USD	1 Quarter
Interest expense	`InterestExpenseNonoperating`	$119.00M	USD	1 Quarter
Equity income from unconsolidated investments, net	`IncomeLossFromEquityMethodInvestments`	$13.00M	USD	1 Quarter
Equity income from unconsolidated investments, net	`IncomeLossFromEquityMethodInvestments`	$13.00M	USD	1 Quarter
Equity income from unconsolidated investments, net	`IncomeLossFromEquityMethodInvestments`	$15.00M	USD	1 Quarter
Equity income from unconsolidated investments, net	`IncomeLossFromEquityMethodInvestments`	$15.00M	USD	1 Quarter
Allowance for funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$19.00M	USD	1 Quarter
Allowance for funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$19.00M	USD	1 Quarter
Allowance for funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$18.00M	USD	1 Quarter
Allowance for funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$18.00M	USD	1 Quarter
Other	`OtherNonoperatingIncomeExpense`	$-1.00M	USD	1 Quarter
Other	`OtherNonoperatingIncomeExpense`	$-1.00M	USD	1 Quarter
Other	`OtherNonoperatingIncomeExpense`	$-3.00M	USD	1 Quarter
Other	`OtherNonoperatingIncomeExpense`	$-3.00M	USD	1 Quarter
Total other (income) and deductions	`NonoperatingIncomeExpense`	$-91.00M	USD	1 Quarter
Total other (income) and deductions	`NonoperatingIncomeExpense`	$-91.00M	USD	1 Quarter
Total other (income) and deductions	`NonoperatingIncomeExpense`	$-74.00M	USD	1 Quarter
Total other (income) and deductions	`NonoperatingIncomeExpense`	$-74.00M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$166.00M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$166.00M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$148.00M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$148.00M	USD	1 Quarter
Income tax expense (benefit)	`IncomeTaxExpenseBenefit`	$-47.00M	USD	1 Quarter
Income tax expense (benefit)	`IncomeTaxExpenseBenefit`	$-47.00M	USD	1 Quarter
Income tax expense (benefit)	`IncomeTaxExpenseBenefit`	$-10.00M	USD	1 Quarter
Income tax expense (benefit)	`IncomeTaxExpenseBenefit`	$-10.00M	USD	1 Quarter
Net income attributable to common shareowners	`NetIncomeLossAvailableToCommonStockholdersBasic`	$158.00M	USD	1 Quarter
Net income attributable to common shareowners	`NetIncomeLossAvailableToCommonStockholdersBasic`	$158.00M	USD	1 Quarter
Net income attributable to common shareowners	`NetIncomeLossAvailableToCommonStockholdersBasic`	$213.00M	USD	1 Quarter
Net income attributable to common shareowners	`NetIncomeLossAvailableToCommonStockholdersBasic`	$213.00M	USD	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	256.20M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	256.20M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	256.80M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	256.80M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	256.50M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	256.50M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	257.20M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	257.20M	shares	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.62	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.62	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.83	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.83	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.62	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.62	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.83	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.83	USD	1 Quarter

Cash Flow Statement 128 line items

Line Item	Tag	Value	Unit	Period
Net income	`NetIncomeLoss`	$158.00M	USD	1 Quarter
Net income	`NetIncomeLoss`	$158.00M	USD	1 Quarter
Net income	`NetIncomeLoss`	$213.00M	USD	1 Quarter
Net income	`NetIncomeLoss`	$213.00M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$189.00M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$189.00M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$211.00M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$211.00M	USD	1 Quarter
Deferred tax expense (benefit) and tax credits	`DeferredIncomeTaxesAndTaxCredits`	$-12.00M	USD	1 Quarter
Deferred tax expense (benefit) and tax credits	`DeferredIncomeTaxesAndTaxCredits`	$-12.00M	USD	1 Quarter
Deferred tax expense (benefit) and tax credits	`DeferredIncomeTaxesAndTaxCredits`	$-51.00M	USD	1 Quarter
Deferred tax expense (benefit) and tax credits	`DeferredIncomeTaxesAndTaxCredits`	$-51.00M	USD	1 Quarter
Other	`OtherNoncashIncomeExpense`	$6.00M	USD	1 Quarter
Other	`OtherNoncashIncomeExpense`	$6.00M	USD	1 Quarter
Other	`OtherNoncashIncomeExpense`	$-1.00M	USD	1 Quarter
Other	`OtherNoncashIncomeExpense`	$-1.00M	USD	1 Quarter
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$116.00M	USD	1 Quarter
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$116.00M	USD	1 Quarter
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$128.00M	USD	1 Quarter
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$128.00M	USD	1 Quarter
Gas stored underground	`IncreaseDecreaseInFuelInventories`	$-39.00M	USD	1 Quarter
Gas stored underground	`IncreaseDecreaseInFuelInventories`	$-39.00M	USD	1 Quarter
Gas stored underground	`IncreaseDecreaseInFuelInventories`	$-27.00M	USD	1 Quarter
Gas stored underground	`IncreaseDecreaseInFuelInventories`	$-27.00M	USD	1 Quarter
Derivative assets	`IncreaseDecreaseInDerivativeAssets`	$-6.00M	USD	1 Quarter
Derivative assets	`IncreaseDecreaseInDerivativeAssets`	$-6.00M	USD	1 Quarter
Derivative assets	`IncreaseDecreaseInDerivativeAssets`	$-30.00M	USD	1 Quarter
Derivative assets	`IncreaseDecreaseInDerivativeAssets`	$-30.00M	USD	1 Quarter
Regulatory assets	`IncreaseDecreaseInOtherRegulatoryAssets`	$12.00M	USD	1 Quarter
Regulatory assets	`IncreaseDecreaseInOtherRegulatoryAssets`	$12.00M	USD	1 Quarter
Regulatory assets	`IncreaseDecreaseInOtherRegulatoryAssets`	$-35.00M	USD	1 Quarter
Regulatory assets	`IncreaseDecreaseInOtherRegulatoryAssets`	$-35.00M	USD	1 Quarter
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-45.00M	USD	1 Quarter
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-45.00M	USD	1 Quarter
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$12.00M	USD	1 Quarter
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$12.00M	USD	1 Quarter
Regulatory liabilities	`IncreaseDecreaseInRegulatoryLiabilities`	$-14.00M	USD	1 Quarter
Regulatory liabilities	`IncreaseDecreaseInRegulatoryLiabilities`	$-14.00M	USD	1 Quarter
Regulatory liabilities	`IncreaseDecreaseInRegulatoryLiabilities`	$53.00M	USD	1 Quarter
Regulatory liabilities	`IncreaseDecreaseInRegulatoryLiabilities`	$53.00M	USD	1 Quarter
Other	`IncreaseDecreaseInOtherOperatingCapitalNet`	$38.00M	USD	1 Quarter
Other	`IncreaseDecreaseInOtherOperatingCapitalNet`	$38.00M	USD	1 Quarter
Other	`IncreaseDecreaseInOtherOperatingCapitalNet`	$-4.00M	USD	1 Quarter
Other	`IncreaseDecreaseInOtherOperatingCapitalNet`	$-4.00M	USD	1 Quarter
Net cash flows from operating activities	`NetCashProvidedByUsedInOperatingActivities`	$307.00M	USD	1 Quarter
Net cash flows from operating activities	`NetCashProvidedByUsedInOperatingActivities`	$307.00M	USD	1 Quarter
Net cash flows from operating activities	`NetCashProvidedByUsedInOperatingActivities`	$249.00M	USD	1 Quarter
Net cash flows from operating activities	`NetCashProvidedByUsedInOperatingActivities`	$249.00M	USD	1 Quarter
Utility business construction and acquisition expenditures	`PaymentsToAcquirePropertyPlantAndEquipment`	$478.00M	USD	1 Quarter
Utility business construction and acquisition expenditures	`PaymentsToAcquirePropertyPlantAndEquipment`	$478.00M	USD	1 Quarter
Utility business construction and acquisition expenditures	`PaymentsToAcquirePropertyPlantAndEquipment`	$554.00M	USD	1 Quarter
Utility business construction and acquisition expenditures	`PaymentsToAcquirePropertyPlantAndEquipment`	$554.00M	USD	1 Quarter
Other construction and acquisition expenditures	`PaymentsToAcquireOtherProductiveAssets`	$32.00M	USD	1 Quarter
Other construction and acquisition expenditures	`PaymentsToAcquireOtherProductiveAssets`	$32.00M	USD	1 Quarter
Other construction and acquisition expenditures	`PaymentsToAcquireOtherProductiveAssets`	$28.00M	USD	1 Quarter
Other construction and acquisition expenditures	`PaymentsToAcquireOtherProductiveAssets`	$28.00M	USD	1 Quarter
Cash receipts on sold receivables	`ProceedsFromCollectionOfRetainedInterestInSecuritizedReceivables`	$155.00M	USD	1 Quarter
Cash receipts on sold receivables	`ProceedsFromCollectionOfRetainedInterestInSecuritizedReceivables`	$155.00M	USD	1 Quarter
Cash receipts on sold receivables	`ProceedsFromCollectionOfRetainedInterestInSecuritizedReceivables`	$192.00M	USD	1 Quarter
Cash receipts on sold receivables	`ProceedsFromCollectionOfRetainedInterestInSecuritizedReceivables`	$192.00M	USD	1 Quarter
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$14.00M	USD	1 Quarter
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$14.00M	USD	1 Quarter
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$-2.00M	USD	1 Quarter
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$-2.00M	USD	1 Quarter
Net cash flows from (used for) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-404.00M	USD	1 Quarter
Net cash flows from (used for) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-404.00M	USD	1 Quarter
Net cash flows from (used for) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-353.00M	USD	1 Quarter
Net cash flows from (used for) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-353.00M	USD	1 Quarter
Common stock dividends	`PaymentsOfDividendsCommonStock`	$130.00M	USD	1 Quarter
Common stock dividends	`PaymentsOfDividendsCommonStock`	$130.00M	USD	1 Quarter
Common stock dividends	`PaymentsOfDividendsCommonStock`	$123.00M	USD	1 Quarter
Common stock dividends	`PaymentsOfDividendsCommonStock`	$123.00M	USD	1 Quarter
Proceeds from issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	-	USD	1 Quarter
Proceeds from issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	-	USD	1 Quarter
Proceeds from issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$597.00M	USD	1 Quarter
Proceeds from issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$597.00M	USD	1 Quarter
Payments to retire long-term debt	`RepaymentsOfLongTermDebt`	-	USD	1 Quarter
Payments to retire long-term debt	`RepaymentsOfLongTermDebt`	-	USD	1 Quarter
Payments to retire long-term debt	`RepaymentsOfLongTermDebt`	$300.00M	USD	1 Quarter
Payments to retire long-term debt	`RepaymentsOfLongTermDebt`	$300.00M	USD	1 Quarter
Net change in commercial paper	`ProceedsFromRepaymentsOfShortTermDebt`	$220.00M	USD	1 Quarter
Net change in commercial paper	`ProceedsFromRepaymentsOfShortTermDebt`	$220.00M	USD	1 Quarter
Net change in commercial paper	`ProceedsFromRepaymentsOfShortTermDebt`	$-141.00M	USD	1 Quarter
Net change in commercial paper	`ProceedsFromRepaymentsOfShortTermDebt`	$-141.00M	USD	1 Quarter
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$9.00M	USD	1 Quarter
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$9.00M	USD	1 Quarter
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-15.00M	USD	1 Quarter
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-15.00M	USD	1 Quarter
Net cash flows from (used for) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$99.00M	USD	1 Quarter
Net cash flows from (used for) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$99.00M	USD	1 Quarter
Net cash flows from (used for) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$18.00M	USD	1 Quarter
Net cash flows from (used for) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$18.00M	USD	1 Quarter
Net increase (decrease) in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-56.00M	USD	1 Quarter
Net increase (decrease) in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-56.00M	USD	1 Quarter
Net increase (decrease) in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-28.00M	USD	1 Quarter
Net increase (decrease) in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-28.00M	USD	1 Quarter
Cash, cash equivalents and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$35.00M	USD	Point-in-time
Cash, cash equivalents and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$35.00M	USD	Point-in-time
Cash, cash equivalents and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$81.00M	USD	Point-in-time
Cash, cash equivalents and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$81.00M	USD	Point-in-time
Cash, cash equivalents and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$25.00M	USD	Point-in-time
Cash, cash equivalents and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$25.00M	USD	Point-in-time
Cash, cash equivalents and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$63.00M	USD	Point-in-time
Cash, cash equivalents and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$63.00M	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$35.00M	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$35.00M	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$81.00M	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$81.00M	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$25.00M	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$25.00M	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$63.00M	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$63.00M	USD	Point-in-time
Interest	`InterestPaidNet`	$139.00M	USD	1 Quarter
Interest	`InterestPaidNet`	$139.00M	USD	1 Quarter
Interest	`InterestPaidNet`	$97.00M	USD	1 Quarter
Interest	`InterestPaidNet`	$97.00M	USD	1 Quarter
Income taxes, net	`IncomeTaxesPaidNet`	$2.00M	USD	1 Quarter
Income taxes, net	`IncomeTaxesPaidNet`	$2.00M	USD	1 Quarter
Income taxes, net	`IncomeTaxesPaidNet`	-	USD	1 Quarter
Income taxes, net	`IncomeTaxesPaidNet`	-	USD	1 Quarter
Accrued capital expenditures	`CapitalExpendituresIncurredButNotYetPaid`	$204.00M	USD	1 Quarter
Accrued capital expenditures	`CapitalExpendituresIncurredButNotYetPaid`	$204.00M	USD	1 Quarter
Accrued capital expenditures	`CapitalExpendituresIncurredButNotYetPaid`	$144.00M	USD	1 Quarter
Accrued capital expenditures	`CapitalExpendituresIncurredButNotYetPaid`	$144.00M	USD	1 Quarter
Beneficial interest obtained in exchange for securitized accounts receivable	`ConsiderationReceivedForBeneficialInterestObtainedForTransferringFinancialAsset`	$86.00M	USD	1 Quarter
Beneficial interest obtained in exchange for securitized accounts receivable	`ConsiderationReceivedForBeneficialInterestObtainedForTransferringFinancialAsset`	$86.00M	USD	1 Quarter
Beneficial interest obtained in exchange for securitized accounts receivable	`ConsiderationReceivedForBeneficialInterestObtainedForTransferringFinancialAsset`	$184.00M	USD	1 Quarter
Beneficial interest obtained in exchange for securitized accounts receivable	`ConsiderationReceivedForBeneficialInterestObtainedForTransferringFinancialAsset`	$184.00M	USD	1 Quarter

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