10-K Filing

OGE ENERGY CORP. CIK: 1021635 FY 2022

Filing Information

Form Type	10-K
Accession Number	`0000950170-23-003858`
Period End Date	20221231
Filing Date	20230223
Fiscal Year	2022
Fiscal Period	FY
XBRL Instance	oge-20221231_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 96 Income Statement 94 Cash Flow Statement 129 Stockholders Equity 33 Comprehensive Income 42

Balance Sheet 96 line items

Line Item	Tag	Value	Unit	Period
Accounts receivable, allowance for credit loss	`AllowanceForDoubtfulAccountsReceivable`	$1.90M	USD	Point-in-time
Accounts receivable, allowance for credit loss	`AllowanceForDoubtfulAccountsReceivable`	$2.40M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	-	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$88.10M	USD	Point-in-time
Accounts receivable	`AccountsReceivableNetCurrent`	$250.10M	USD	Point-in-time
Accounts receivable	`AccountsReceivableNetCurrent`	$162.30M	USD	Point-in-time
Accrued unbilled revenues	`UnbilledReceivablesCurrent`	$74.20M	USD	Point-in-time
Accrued unbilled revenues	`UnbilledReceivablesCurrent`	$65.00M	USD	Point-in-time
Income taxes receivable	`IncomeTaxesReceivable`	$20.70M	USD	Point-in-time
Income taxes receivable	`IncomeTaxesReceivable`	$2.60M	USD	Point-in-time
Fuel inventories	`InventoryNet`	$108.80M	USD	Point-in-time
Fuel inventories	`InventoryNet`	$40.60M	USD	Point-in-time
Materials and supplies, at average cost	`OtherInventorySupplies`	$117.90M	USD	Point-in-time
Materials and supplies, at average cost	`OtherInventorySupplies`	$180.50M	USD	Point-in-time
Fuel clause under recoveries	`DeferredFuelCost`	$151.90M	USD	Point-in-time
Fuel clause under recoveries	`DeferredFuelCost`	$514.90M	USD	Point-in-time
Other	`OtherAssetsCurrent`	$73.30M	USD	Point-in-time
Other	`OtherAssetsCurrent`	$103.50M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$613.60M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.34B	USD	Point-in-time
Equity securities investment in Energy Transfer	`EquitySecuritiesFvNiCost`	$785.10M	USD	Point-in-time
Equity securities investment in Energy Transfer	`EquitySecuritiesFvNiCost`	-	USD	Point-in-time
Other	`OtherLongTermInvestments`	$105.80M	USD	Point-in-time
Other	`OtherLongTermInvestments`	$120.00M	USD	Point-in-time
Total other property and investments	`OtherInvestments`	$905.10M	USD	Point-in-time
Total other property and investments	`OtherInvestments`	$105.80M	USD	Point-in-time
In service	`PublicUtilitiesPropertyPlantAndEquipmentPlantInService`	$13.90B	USD	Point-in-time
In service	`PublicUtilitiesPropertyPlantAndEquipmentPlantInService`	$14.70B	USD	Point-in-time
Construction work in progress	`ConstructionInProgressGross`	$436.10M	USD	Point-in-time
Construction work in progress	`ConstructionInProgressGross`	$252.00M	USD	Point-in-time
Total property, plant and equipment	`PropertyPlantAndEquipmentGross`	$14.15B	USD	Point-in-time
Total property, plant and equipment	`PropertyPlantAndEquipmentGross`	$15.13B	USD	Point-in-time
Less: accumulated depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$4.58B	USD	Point-in-time
Less: accumulated depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$4.32B	USD	Point-in-time
Net property, plant and equipment	`PropertyPlantAndEquipmentNet`	$10.55B	USD	Point-in-time
Net property, plant and equipment	`PropertyPlantAndEquipmentNet`	$9.83B	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$1.23B	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$524.30M	USD	Point-in-time
Other	`OtherAssetsMiscellaneousNoncurrent`	$24.00M	USD	Point-in-time
Other	`OtherAssetsMiscellaneousNoncurrent`	$27.00M	USD	Point-in-time
Total deferred charges and other assets	`OtherAssetsNoncurrent`	$1.25B	USD	Point-in-time
Total deferred charges and other assets	`OtherAssetsNoncurrent`	$551.30M	USD	Point-in-time
TOTAL ASSETS	`Assets`	$10.72B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$12.61B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$12.54B	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	-	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	$486.90M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$274.00M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$448.90M	USD	Point-in-time
Dividends payable	`DividendsPayableCurrent`	$82.10M	USD	Point-in-time
Dividends payable	`DividendsPayableCurrent`	$82.90M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$81.10M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$88.80M	USD	Point-in-time
Accrued taxes	`TaxesPayableCurrent`	$52.90M	USD	Point-in-time
Accrued taxes	`TaxesPayableCurrent`	$54.00M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$40.80M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$41.10M	USD	Point-in-time
Accrued compensation	`EmployeeRelatedLiabilitiesCurrent`	$37.00M	USD	Point-in-time
Accrued compensation	`EmployeeRelatedLiabilitiesCurrent`	$37.70M	USD	Point-in-time
Long-term debt due within one year	`LongTermDebtCurrent`	$999.90M	USD	Point-in-time
Long-term debt due within one year	`LongTermDebtCurrent`	-	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$34.10M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$49.60M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.09B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.80B	USD	Point-in-time
LONG-TERM DEBT	`LongTermDebtNoncurrent`	$4.50B	USD	Point-in-time
LONG-TERM DEBT	`LongTermDebtNoncurrent`	$3.55B	USD	Point-in-time
Accrued benefit obligations	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$159.80M	USD	Point-in-time
Accrued benefit obligations	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$176.90M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$1.23B	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$1.33B	USD	Point-in-time
Deferred investment tax credits	`AccumulatedDeferredInvestmentTaxCredit`	$12.00M	USD	Point-in-time
Deferred investment tax credits	`AccumulatedDeferredInvestmentTaxCredit`	$12.80M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$1.15B	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$1.23B	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$227.10M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$210.90M	USD	Point-in-time
Total deferred credits and other liabilities	`LiabilitiesOtherThanLongtermDebtNoncurrent`	$2.96B	USD	Point-in-time
Total deferred credits and other liabilities	`LiabilitiesOtherThanLongtermDebtNoncurrent`	$2.78B	USD	Point-in-time
Total liabilities	`Liabilities`	$8.13B	USD	Point-in-time
Total liabilities	`Liabilities`	$8.55B	USD	Point-in-time
COMMITMENTS AND CONTINGENCIES (NOTE 13)	`CommitmentsAndContingencies`	-	USD	Point-in-time
COMMITMENTS AND CONTINGENCIES (NOTE 13)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Common stockholders' equity	`CommonStocksIncludingAdditionalPaidInCapital`	$1.13B	USD	Point-in-time
Common stockholders' equity	`CommonStocksIncludingAdditionalPaidInCapital`	$1.13B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$3.29B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$2.96B	USD	Point-in-time
Accumulated other comprehensive loss, net of tax	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-32.10M	USD	Point-in-time
Accumulated other comprehensive loss, net of tax	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-24.80M	USD	Point-in-time
Accumulated other comprehensive loss, net of tax	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-11.90M	USD	Point-in-time
Treasury stock, at cost	`TreasuryStockCarryingBasis`	$100.00K	USD	Point-in-time
Treasury stock, at cost	`TreasuryStockCarryingBasis`	$100.00K	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$4.41B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$4.06B	USD	Point-in-time
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	`LiabilitiesAndStockholdersEquity`	$12.54B	USD	Point-in-time
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	`LiabilitiesAndStockholdersEquity`	$12.61B	USD	Point-in-time

Income Statement 94 line items

Line Item	Tag	Value	Unit	Period
Revenues from contracts with customers	`RevenueFromContractWithCustomerExcludingAssessedTax`	$3.30B	USD	Annual
Revenues from contracts with customers	`RevenueFromContractWithCustomerExcludingAssessedTax`	$3.59B	USD	Annual
Revenues from contracts with customers	`RevenueFromContractWithCustomerExcludingAssessedTax`	$2.07B	USD	Annual
Other revenues	`RevenuesfromAlternativeRevenuePrograms`	$52.50M	USD	Annual
Other revenues	`RevenuesfromAlternativeRevenuePrograms`	$71.50M	USD	Annual
Other revenues	`RevenuesfromAlternativeRevenuePrograms`	$65.00M	USD	Annual
Operating revenues	`Revenues`	$3.65B	USD	Annual
Operating revenues	`Revenues`	$2.12B	USD	Annual
Operating revenues	`Revenues`	$3.38B	USD	Annual
FUEL, PURCHASED POWER AND DIRECT TRANSMISSION EXPENSE	`CostOfGoodsAndServicesSold`	$644.60M	USD	Annual
FUEL, PURCHASED POWER AND DIRECT TRANSMISSION EXPENSE	`CostOfGoodsAndServicesSold`	$2.13B	USD	Annual
FUEL, PURCHASED POWER AND DIRECT TRANSMISSION EXPENSE	`CostOfGoodsAndServicesSold`	$1.66B	USD	Annual
Other operation and maintenance	`OtherCostAndExpenseOperating`	$462.80M	USD	Annual
Other operation and maintenance	`OtherCostAndExpenseOperating`	$463.10M	USD	Annual
Other operation and maintenance	`OtherCostAndExpenseOperating`	$501.40M	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$416.00M	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$460.90M	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$391.30M	USD	Annual
Taxes other than income	`TaxesExcludingIncomeAndExciseTaxes`	$102.80M	USD	Annual
Taxes other than income	`TaxesExcludingIncomeAndExciseTaxes`	$101.40M	USD	Annual
Taxes other than income	`TaxesExcludingIncomeAndExciseTaxes`	$101.50M	USD	Annual
Operating expenses	`OperatingExpenses`	$1.06B	USD	Annual
Operating expenses	`OperatingExpenses`	$955.50M	USD	Annual
Operating expenses	`OperatingExpenses`	$981.90M	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$522.20M	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$544.20M	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$649.50M	USD	Annual
Gain (loss) on equity securities (Note 1)	`EquitySecuritiesFvNiGainLoss`	$-8.60M	USD	Annual
Gain (loss) on equity securities (Note 1)	`EquitySecuritiesFvNiGainLoss`	-	USD	Annual
Gain (loss) on equity securities (Note 1)	`EquitySecuritiesFvNiGainLoss`	$282.10M	USD	Annual
Equity in earnings (losses) of unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	-	USD	Annual
Equity in earnings (losses) of unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$169.80M	USD	Annual
Equity in earnings (losses) of unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$169.80M	USD	Annual
Equity in earnings (losses) of unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$-668.00M	USD	Annual
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$6.90M	USD	Annual
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$6.70M	USD	Annual
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$4.80M	USD	Annual
Other net periodic benefit income (expense)	`PensionAndOtherPostretirementBenefitExpense`	$3.90M	USD	Annual
Other net periodic benefit income (expense)	`PensionAndOtherPostretirementBenefitExpense`	$12.90M	USD	Annual
Other net periodic benefit income (expense)	`PensionAndOtherPostretirementBenefitExpense`	$6.10M	USD	Annual
Other income	`OtherNonoperatingIncome`	$37.50M	USD	Annual
Other income	`OtherNonoperatingIncome`	$26.30M	USD	Annual
Other income	`OtherNonoperatingIncome`	$74.60M	USD	Annual
Gain (Loss) on Disposition of Assets	`GainLossOnDispositionOfAssets1`	$344.40M	USD	Annual
Gain (Loss) on Disposition of Assets	`GainLossOnDispositionOfAssets1`	-	USD	Annual
Gain (Loss) on Disposition of Assets	`GainLossOnDispositionOfAssets1`	-	USD	Annual
Other expense	`OtherNonoperatingExpense`	$44.60M	USD	Annual
Other expense	`OtherNonoperatingExpense`	$35.20M	USD	Annual
Other expense	`OtherNonoperatingExpense`	$39.90M	USD	Annual
Net other income (expense)	`NonoperatingIncomeExpense`	$306.10M	USD	Annual
Net other income (expense)	`NonoperatingIncomeExpense`	$-664.80M	USD	Annual
Net other income (expense)	`NonoperatingIncomeExpense`	$492.60M	USD	Annual
Interest on long-term debt	`InterestExpenseLongTermDebt`	$152.80M	USD	Annual
Interest on long-term debt	`InterestExpenseLongTermDebt`	$162.10M	USD	Annual
Interest on long-term debt	`InterestExpenseLongTermDebt`	$154.80M	USD	Annual
Allowance for borrowed funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$4.00M	USD	Annual
Allowance for borrowed funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$1.90M	USD	Annual
Allowance for borrowed funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$3.50M	USD	Annual
Interest on short-term debt and other interest charges	`InterestExpenseShortTermBorrowings`	$7.00M	USD	Annual
Interest on short-term debt and other interest charges	`InterestExpenseShortTermBorrowings`	$7.60M	USD	Annual
Interest on short-term debt and other interest charges	`InterestExpenseShortTermBorrowings`	$8.20M	USD	Annual
Interest expense	`InterestExpense`	$166.30M	USD	Annual
Interest expense	`InterestExpense`	$158.30M	USD	Annual
Interest expense	`InterestExpense`	$158.50M	USD	Annual
INCOME (LOSS) BEFORE TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$789.30M	USD	Annual
INCOME (LOSS) BEFORE TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-301.10M	USD	Annual
INCOME (LOSS) BEFORE TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$878.50M	USD	Annual
INCOME TAX EXPENSE (BENEFIT)	`IncomeTaxExpenseBenefit`	$123.60M	USD	Annual
INCOME TAX EXPENSE (BENEFIT)	`IncomeTaxExpenseBenefit`	$141.20M	USD	Annual
INCOME TAX EXPENSE (BENEFIT)	`IncomeTaxExpenseBenefit`	$-127.40M	USD	Annual
NET INCOME (LOSS)	`ProfitLoss`	$737.30M	USD	Annual
NET INCOME (LOSS)	`ProfitLoss`	$665.70M	USD	Annual
NET INCOME (LOSS)	`ProfitLoss`	$-173.70M	USD	Annual
BASIC AVERAGE COMMON SHARES OUTSTANDING	`WeightedAverageNumberOfSharesOutstandingBasic`	200.10M	shares	Annual
BASIC AVERAGE COMMON SHARES OUTSTANDING	`WeightedAverageNumberOfSharesOutstandingBasic`	200.10M	shares	Annual
BASIC AVERAGE COMMON SHARES OUTSTANDING	`WeightedAverageNumberOfSharesOutstandingBasic`	200.20M	shares	Annual
DILUTED AVERAGE COMMON SHARES OUTSTANDING	`WeightedAverageNumberOfDilutedSharesOutstanding`	200.30M	shares	Annual
DILUTED AVERAGE COMMON SHARES OUTSTANDING	`WeightedAverageNumberOfDilutedSharesOutstanding`	200.10M	shares	Annual
DILUTED AVERAGE COMMON SHARES OUTSTANDING	`WeightedAverageNumberOfDilutedSharesOutstanding`	200.80M	shares	Annual
BASIC EARNINGS (LOSS) PER AVERAGE COMMON SHARE	`EarningsPerShareBasic`	$3.68	USD	Annual
BASIC EARNINGS (LOSS) PER AVERAGE COMMON SHARE	`EarningsPerShareBasic`	$-0.87	USD	Annual
BASIC EARNINGS (LOSS) PER AVERAGE COMMON SHARE	`EarningsPerShareBasic`	$3.33	USD	Annual
DILUTED EARNINGS (LOSS) PER AVERAGE COMMON SHARE	`EarningsPerShareDiluted`	$3.68	USD	Annual
DILUTED EARNINGS (LOSS) PER AVERAGE COMMON SHARE	`EarningsPerShareDiluted`	$-0.87	USD	Annual
DILUTED EARNINGS (LOSS) PER AVERAGE COMMON SHARE	`EarningsPerShareDiluted`	$3.32	USD	Annual
DIVIDENDS DECLARED PER COMMON SHARE	`CommonStockDividendsPerShareDeclared`	$1.65	USD	Annual
DIVIDENDS DECLARED PER COMMON SHARE	`CommonStockDividendsPerShareDeclared`	$1.58	USD	Annual
DIVIDENDS DECLARED PER COMMON SHARE	`CommonStockDividendsPerShareDeclared`	$1.62	USD	Annual
Other Comprehensive Income (Loss), Net of Tax	`OtherComprehensiveIncomeLossNetOfTax`	$-4.20M	USD	Annual
Other Comprehensive Income (Loss), Net of Tax	`OtherComprehensiveIncomeLossNetOfTax`	$7.30M	USD	Annual
Other Comprehensive Income (Loss), Net of Tax	`OtherComprehensiveIncomeLossNetOfTax`	$12.90M	USD	Annual
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTax`	$678.60M	USD	Annual
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTax`	$744.60M	USD	Annual
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTax`	$-177.90M	USD	Annual

Cash Flow Statement 129 line items

Line Item	Tag	Value	Unit	Period
Interest costs capitalized	`InterestCostsCapitalized`	$3.50M	USD	Annual
Interest costs capitalized	`InterestCostsCapitalized`	$4.00M	USD	Annual
Interest costs capitalized	`InterestCostsCapitalized`	$1.90M	USD	Annual
Net income (loss)	`ProfitLoss`	$737.30M	USD	Annual
Net income (loss)	`ProfitLoss`	$665.70M	USD	Annual
Net income (loss)	`ProfitLoss`	$-173.70M	USD	Annual
Depreciation and amortization	`DepreciationAmortizationAndAccretionNet`	$416.00M	USD	Annual
Depreciation and amortization	`DepreciationAmortizationAndAccretionNet`	$391.30M	USD	Annual
Depreciation and amortization	`DepreciationAmortizationAndAccretionNet`	$460.90M	USD	Annual
Deferred income taxes and other tax credits, net	`DeferredIncomeTaxesAndTaxCredits`	$-154.00M	USD	Annual
Deferred income taxes and other tax credits, net	`DeferredIncomeTaxesAndTaxCredits`	$-134.50M	USD	Annual
Deferred income taxes and other tax credits, net	`DeferredIncomeTaxesAndTaxCredits`	$125.90M	USD	Annual
(Gain) loss on investment in equity securities (Note 1)	`EquitySecuritiesFvNiGainLoss`	$-8.60M	USD	Annual
(Gain) loss on investment in equity securities (Note 1)	`EquitySecuritiesFvNiGainLoss`	-	USD	Annual
(Gain) loss on investment in equity securities (Note 1)	`EquitySecuritiesFvNiGainLoss`	$282.10M	USD	Annual
Gain on Enable/Energy Transfer transaction (Note 1)	`GainLossOnSaleOfProperty`	-	USD	Annual
Gain on Enable/Energy Transfer transaction (Note 1)	`GainLossOnSaleOfProperty`	-	USD	Annual
Gain on Enable/Energy Transfer transaction (Note 1)	`GainLossOnSaleOfProperty`	$353.00M	USD	Annual
Equity in (earnings) losses of unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	-	USD	Annual
Equity in (earnings) losses of unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$169.80M	USD	Annual
Equity in (earnings) losses of unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$169.80M	USD	Annual
Equity in (earnings) losses of unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$-668.00M	USD	Annual
Distributions from unconsolidated affiliates	`Increasedecreaseindistributionsfromunconsolidatedaffiliates`	$73.40M	USD	Annual
Distributions from unconsolidated affiliates	`Increasedecreaseindistributionsfromunconsolidatedaffiliates`	$91.70M	USD	Annual
Distributions from unconsolidated affiliates	`Increasedecreaseindistributionsfromunconsolidatedaffiliates`	-	USD	Annual
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$6.90M	USD	Annual
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$6.70M	USD	Annual
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$4.80M	USD	Annual
Stock-based compensation expense	`ShareBasedCompensation`	$9.70M	USD	Annual
Stock-based compensation expense	`ShareBasedCompensation`	$9.80M	USD	Annual
Stock-based compensation expense	`ShareBasedCompensation`	$9.80M	USD	Annual
Regulatory assets	`IncreaseDecreaseInOtherRegulatoryAssets`	$-702.20M	USD	Annual
Regulatory assets	`IncreaseDecreaseInOtherRegulatoryAssets`	$874.90M	USD	Annual
Regulatory assets	`IncreaseDecreaseInOtherRegulatoryAssets`	$112.00M	USD	Annual
Regulatory liabilities	`IncreaseDecreaseInRegulatoryLiabilities`	$-71.20M	USD	Annual
Regulatory liabilities	`IncreaseDecreaseInRegulatoryLiabilities`	$-118.40M	USD	Annual
Regulatory liabilities	`IncreaseDecreaseInRegulatoryLiabilities`	$-64.00M	USD	Annual
Other assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$9.20M	USD	Annual
Other assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$-18.90M	USD	Annual
Other assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$9.80M	USD	Annual
Other liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$-26.30M	USD	Annual
Other liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$-6.60M	USD	Annual
Other liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$-8.10M	USD	Annual
Accounts receivable and accrued unbilled revenues, net	`IncreaseDecreaseInAccountsReceivable`	$-3.10M	USD	Annual
Accounts receivable and accrued unbilled revenues, net	`IncreaseDecreaseInAccountsReceivable`	$97.00M	USD	Annual
Accounts receivable and accrued unbilled revenues, net	`IncreaseDecreaseInAccountsReceivable`	$1.90M	USD	Annual
Income taxes receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$-2.80M	USD	Annual
Income taxes receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$-5.50M	USD	Annual
Income taxes receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$18.10M	USD	Annual
Fuel, materials and supplies inventories	`IncreaseDecreaseInInventories`	$3.40M	USD	Annual
Fuel, materials and supplies inventories	`IncreaseDecreaseInInventories`	$130.10M	USD	Annual
Fuel, materials and supplies inventories	`IncreaseDecreaseInInventories`	$8.90M	USD	Annual
Fuel recoveries	`IncreaseDecreaseInDeferredFuelCosts`	$363.00M	USD	Annual
Fuel recoveries	`IncreaseDecreaseInDeferredFuelCosts`	$-63.30M	USD	Annual
Fuel recoveries	`IncreaseDecreaseInDeferredFuelCosts`	$180.50M	USD	Annual
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$16.80M	USD	Annual
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$22.70M	USD	Annual
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$30.20M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$7.50M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$59.80M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$155.40M	USD	Annual
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$36.70M	USD	Annual
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$4.70M	USD	Annual
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$-26.80M	USD	Annual
Net cash provided from (used in) operating activities	`NetCashProvidedByUsedInOperatingActivities`	$712.80M	USD	Annual
Net cash provided from (used in) operating activities	`NetCashProvidedByUsedInOperatingActivities`	$843.10M	USD	Annual
Net cash provided from (used in) operating activities	`NetCashProvidedByUsedInOperatingActivities`	$-313.30M	USD	Annual
Capital expenditures (less allowance for equity funds used during construction)	`PaymentsToAcquireProductiveAssets`	$650.50M	USD	Annual
Capital expenditures (less allowance for equity funds used during construction)	`PaymentsToAcquireProductiveAssets`	$1.05B	USD	Annual
Capital expenditures (less allowance for equity funds used during construction)	`PaymentsToAcquireProductiveAssets`	$778.50M	USD	Annual
Proceeds from Sale of Equity Securities, FV-NI	`ProceedsFromSaleOfEquitySecuritiesFvNi`	-	USD	Annual
Proceeds from Sale of Equity Securities, FV-NI	`ProceedsFromSaleOfEquitySecuritiesFvNi`	$1.07B	USD	Annual
Proceeds from Sale of Equity Securities, FV-NI	`ProceedsFromSaleOfEquitySecuritiesFvNi`	-	USD	Annual
Cash received in Enable/Energy Transfer transaction (Note 1)	`ProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates`	-	USD	Annual
Cash received in Enable/Energy Transfer transaction (Note 1)	`ProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates`	-	USD	Annual
Cash received in Enable/Energy Transfer transaction (Note 1)	`ProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates`	$35.00M	USD	Annual
Other	`InvestmentsInAndAdvancesToAffiliatesAtFairValuePeriodIncreaseDecrease`	$-5.60M	USD	Annual
Other	`InvestmentsInAndAdvancesToAffiliatesAtFairValuePeriodIncreaseDecrease`	$-4.40M	USD	Annual
Other	`InvestmentsInAndAdvancesToAffiliatesAtFairValuePeriodIncreaseDecrease`	$-3.40M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-749.10M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-654.90M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$12.90M	USD	Annual
Proceeds from long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$297.10M	USD	Annual
Proceeds from long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$49.30M	USD	Annual
Proceeds from long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$997.80M	USD	Annual
(Decrease) increase in short-term debt	`ProceedsFromRepaymentsOfShortTermDebt`	$-17.00M	USD	Annual
(Decrease) increase in short-term debt	`ProceedsFromRepaymentsOfShortTermDebt`	$-486.90M	USD	Annual
(Decrease) increase in short-term debt	`ProceedsFromRepaymentsOfShortTermDebt`	$391.90M	USD	Annual
Payment of long-term debt	`RepaymentsOfLongTermDebt`	$100.00K	USD	Annual
Payment of long-term debt	`RepaymentsOfLongTermDebt`	$100.00K	USD	Annual
Payment of long-term debt	`RepaymentsOfLongTermDebt`	$100.00K	USD	Annual
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$329.30M	USD	Annual
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$324.90M	USD	Annual
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$314.90M	USD	Annual
Cash paid for employee equity-based compensation and expense of common stock	`ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions`	$900.00K	USD	Annual
Cash paid for employee equity-based compensation and expense of common stock	`ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions`	$7.10M	USD	Annual
Cash paid for employee equity-based compensation and expense of common stock	`ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions`	$3.40M	USD	Annual
Purchase of treasury stock	`PaymentsForRepurchaseOfEquity`	-	USD	Annual
Purchase of treasury stock	`PaymentsForRepurchaseOfEquity`	$14.70M	USD	Annual
Purchase of treasury stock	`PaymentsForRepurchaseOfEquity`	-	USD	Annual
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	-	USD	Annual
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	-	USD	Annual
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-100.00K	USD	Annual
Net cash (used in) provided from financing activities	`NetCashProvidedByUsedInFinancingActivities`	$1.06B	USD	Annual
Net cash (used in) provided from financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-56.80M	USD	Annual
Net cash (used in) provided from financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-767.90M	USD	Annual
NET CHANGE IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$1.10M	USD	Annual
NET CHANGE IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-1.10M	USD	Annual
NET CHANGE IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$88.10M	USD	Annual
CASH AND CASH EQUIVALENTS AT BEGINNING OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	-	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT BEGINNING OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	-	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT BEGINNING OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$1.10M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT BEGINNING OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$88.10M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	-	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	-	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$1.10M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$88.10M	USD	Point-in-time
Interest (net of interest capitalized)	`InterestPaidNet`	$156.40M	USD	Annual
Interest (net of interest capitalized)	`InterestPaidNet`	$153.40M	USD	Annual
Interest (net of interest capitalized)	`InterestPaidNet`	$164.00M	USD	Annual
Income taxes (net of income tax refunds)	`IncomeTaxesPaidNet`	$276.00M	USD	Annual
Income taxes (net of income tax refunds)	`IncomeTaxesPaidNet`	$3.90M	USD	Annual
Income taxes (net of income tax refunds)	`IncomeTaxesPaidNet`	$8.70M	USD	Annual
Power plant long-term service agreement	`PowerPlantLongTermServiceAgreement`	$800.00K	USD	Annual
Power plant long-term service agreement	`PowerPlantLongTermServiceAgreement`	$6.80M	USD	Annual
Power plant long-term service agreement	`PowerPlantLongTermServiceAgreement`	$2.40M	USD	Annual
Noncash or Part Noncash Acquisition, Investments Acquired	`NoncashOrPartNoncashAcquisitionInvestmentsAcquired1`	-	USD	Annual
Noncash or Part Noncash Acquisition, Investments Acquired	`NoncashOrPartNoncashAcquisitionInvestmentsAcquired1`	$793.70M	USD	Annual
Noncash or Part Noncash Acquisition, Investments Acquired	`NoncashOrPartNoncashAcquisitionInvestmentsAcquired1`	-	USD	Annual

Stockholders Equity 33 line items

Line Item	Tag	Value	Unit	Period
Common Stock, Dividends, Per Share, Declared	`CommonStockDividendsPerShareDeclared`	$1.65	USD	Annual
Common Stock, Dividends, Per Share, Declared	`CommonStockDividendsPerShareDeclared`	$1.58	USD	Annual
Common Stock, Dividends, Per Share, Declared	`CommonStockDividendsPerShareDeclared`	$1.62	USD	Annual
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.63B	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.41B	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.06B	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.14B	USD	Point-in-time
Common Stock, Shares, Outstanding	`CommonStockSharesOutstanding`	200.20M	shares	Point-in-time
Common Stock, Shares, Outstanding	`CommonStockSharesOutstanding`	200.10M	shares	Point-in-time
Treasury Stock, Common, Shares	`TreasuryStockCommonShares`	0.00	shares	Point-in-time
Treasury Stock, Common, Shares	`TreasuryStockCommonShares`	0.00	shares	Point-in-time
Net income (loss)	`ProfitLoss`	$737.30M	USD	Annual
Net income (loss)	`ProfitLoss`	$665.70M	USD	Annual
Net income (loss)	`ProfitLoss`	$-173.70M	USD	Annual
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-4.20M	USD	Annual
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$7.30M	USD	Annual
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$12.90M	USD	Annual
Dividends declared on common stock	`DividendsCommonStockCash`	$326.50M	USD	Annual
Dividends declared on common stock	`DividendsCommonStockCash`	$317.80M	USD	Annual
Dividends declared on common stock	`DividendsCommonStockCash`	$330.20M	USD	Annual
Purchase of treasury stock, Value	`TreasuryStockValueAcquiredCostMethod`	$14.70M	USD	Annual
Purchase of treasury stock, Number of Shares	`TreasuryStockSharesAcquired`	405,000.00	shares	Annual
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$8.70M	USD	Annual
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$6.40M	USD	Annual
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$2.70M	USD	Annual
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.63B	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.41B	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.06B	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.14B	USD	Point-in-time
Common Stock, Shares, Outstanding	`CommonStockSharesOutstanding`	200.20M	shares	Point-in-time
Common Stock, Shares, Outstanding	`CommonStockSharesOutstanding`	200.10M	shares	Point-in-time
Treasury Stock, Common, Shares	`TreasuryStockCommonShares`	0.00	shares	Point-in-time
Treasury Stock, Common, Shares	`TreasuryStockCommonShares`	0.00	shares	Point-in-time

Comprehensive Income 42 line items

Line Item	Tag	Value	Unit	Period
Net income (loss)	`ProfitLoss`	$737.30M	USD	Annual
Net income (loss)	`ProfitLoss`	$665.70M	USD	Annual
Net income (loss)	`ProfitLoss`	$-173.70M	USD	Annual
Amortization of prior service cost, net of tax of $0.1, $0.0 and $0.0, respectively	`OtherComprehensiveIncomeAmortizationOfDefinedBenefitPensionPlansNetPriorServiceCostRecognizedInNetPeriodicPensionCostNetOfTax`	$-200.00K	USD	Annual
Amortization of prior service cost, net of tax of $0.1, $0.0 and $0.0, respectively	`OtherComprehensiveIncomeAmortizationOfDefinedBenefitPensionPlansNetPriorServiceCostRecognizedInNetPeriodicPensionCostNetOfTax`	$-100.00K	USD	Annual
Amortization of prior service cost, net of tax of $0.1, $0.0 and $0.0, respectively	`OtherComprehensiveIncomeAmortizationOfDefinedBenefitPensionPlansNetPriorServiceCostRecognizedInNetPeriodicPensionCostNetOfTax`	-	USD	Annual
Amortization of deferred net loss, net of tax of $0.2, $0.9 and $1.2, respectively	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-1.40M	USD	Annual
Amortization of deferred net loss, net of tax of $0.2, $0.9 and $1.2, respectively	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-3.90M	USD	Annual
Amortization of deferred net loss, net of tax of $0.2, $0.9 and $1.2, respectively	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-1.60M	USD	Annual
Net gain (loss) arising during the period, net of tax of ($2.4), $0.0 and ($1.7), respectively	`OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax`	$-7.60M	USD	Annual
Net gain (loss) arising during the period, net of tax of ($2.4), $0.0 and ($1.7), respectively	`OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax`	$1.40M	USD	Annual
Net gain (loss) arising during the period, net of tax of ($2.4), $0.0 and ($1.7), respectively	`OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax`	$-5.10M	USD	Annual
Prior service cost arising during the period, net of tax of $0.0, ($0.3) and $0.0, respectively	`OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostsCreditArisingDuringPeriodNetOfTax`	-	USD	Annual
Prior service cost arising during the period, net of tax of $0.0, ($0.3) and $0.0, respectively	`OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostsCreditArisingDuringPeriodNetOfTax`	-	USD	Annual
Prior service cost arising during the period, net of tax of $0.0, ($0.3) and $0.0, respectively	`OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostsCreditArisingDuringPeriodNetOfTax`	$1.10M	USD	Annual
Settlement cost, net of tax of $4.3, $2.7 and $0.7, respectively	`OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationNetOfTax`	$2.20M	USD	Annual
Settlement cost, net of tax of $4.3, $2.7 and $0.7, respectively	`OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationNetOfTax`	$13.60M	USD	Annual
Settlement cost, net of tax of $4.3, $2.7 and $0.7, respectively	`OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationNetOfTax`	$6.00M	USD	Annual
Amortization of prior service credit, net of tax of ($0.1), ($0.4) and ($0.6), respectively	`OtherComprehensiveIncomeAmortizationOfDefinedBenefitPostretirementPlansNetPriorServiceCostRecognizedInNetPeriodicPostretirementCostNetOfTax`	$-200.00K	USD	Annual
Amortization of prior service credit, net of tax of ($0.1), ($0.4) and ($0.6), respectively	`OtherComprehensiveIncomeAmortizationOfDefinedBenefitPostretirementPlansNetPriorServiceCostRecognizedInNetPeriodicPostretirementCostNetOfTax`	$-1.40M	USD	Annual
Amortization of prior service credit, net of tax of ($0.1), ($0.4) and ($0.6), respectively	`OtherComprehensiveIncomeAmortizationOfDefinedBenefitPostretirementPlansNetPriorServiceCostRecognizedInNetPeriodicPostretirementCostNetOfTax`	$-1.70M	USD	Annual
Amortization of deferred net (gain) loss, net of tax of $0.0, $0.0 and $0.0, respectively	`OtherComprehensiveIncomeReclassificationOfDefinedBenefitPostretirementPlansNetGainLossRecognizedInNetPeriodicBenefitCostNetOfTax`	$100.00K	USD	Annual
Amortization of deferred net (gain) loss, net of tax of $0.0, $0.0 and $0.0, respectively	`OtherComprehensiveIncomeReclassificationOfDefinedBenefitPostretirementPlansNetGainLossRecognizedInNetPeriodicBenefitCostNetOfTax`	-	USD	Annual
Amortization of deferred net (gain) loss, net of tax of $0.0, $0.0 and $0.0, respectively	`OtherComprehensiveIncomeReclassificationOfDefinedBenefitPostretirementPlansNetGainLossRecognizedInNetPeriodicBenefitCostNetOfTax`	$-100.00K	USD	Annual
Net gain (loss) arising during the period, net of tax of $1.7, ($0.2) and ($0.8), respectively	`OtherComprehensiveIncomePostretirementPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax`	$5.50M	USD	Annual
Net gain (loss) arising during the period, net of tax of $1.7, ($0.2) and ($0.8), respectively	`OtherComprehensiveIncomePostretirementPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax`	$-700.00K	USD	Annual
Net gain (loss) arising during the period, net of tax of $1.7, ($0.2) and ($0.8), respectively	`OtherComprehensiveIncomePostretirementPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax`	$-2.40M	USD	Annual
Curtailment cost, net of tax of $0.0, $0.0 and ($0.1), respectively	`OtherComprehensiveIncomePriorServiceCreditArisingDuringPeriodRecognizedInNetPeriodicPostretirementCostNetOfTax`	$-300.00K	USD	Annual
Curtailment cost, net of tax of $0.0, $0.0 and ($0.1), respectively	`OtherComprehensiveIncomePriorServiceCreditArisingDuringPeriodRecognizedInNetPeriodicPostretirementCostNetOfTax`	-	USD	Annual
Curtailment cost, net of tax of $0.0, $0.0 and ($0.1), respectively	`OtherComprehensiveIncomePriorServiceCreditArisingDuringPeriodRecognizedInNetPeriodicPostretirementCostNetOfTax`	-	USD	Annual
Other comprehensive gain (loss) from unconsolidated affiliates, net of tax $0.0, $0.3 and ($0.2), respectively	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest`	-	USD	Annual
Other comprehensive gain (loss) from unconsolidated affiliates, net of tax $0.0, $0.3 and ($0.2), respectively	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest`	$-1.30M	USD	Annual
Other comprehensive gain (loss) from unconsolidated affiliates, net of tax $0.0, $0.3 and ($0.2), respectively	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest`	$700.00K	USD	Annual
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$12.90M	USD	Annual
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$7.30M	USD	Annual
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-4.20M	USD	Annual
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTax`	$678.60M	USD	Annual
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTax`	$744.60M	USD	Annual
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTax`	$-177.90M	USD	Annual
Other Comprehensive Income (Loss), Tax, Portion Attributable to Noncontrolling Interest	`OtherComprehensiveIncomeLossTaxPortionAttributableToNoncontrollingInterest`	$-200.00K	USD	Annual
Other Comprehensive Income (Loss), Tax, Portion Attributable to Noncontrolling Interest	`OtherComprehensiveIncomeLossTaxPortionAttributableToNoncontrollingInterest`	-	USD	Annual
Other Comprehensive Income (Loss), Tax, Portion Attributable to Noncontrolling Interest	`OtherComprehensiveIncomeLossTaxPortionAttributableToNoncontrollingInterest`	$300.00K	USD	Annual

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