10-K Filing

OGE ENERGY CORP. CIK: 1021635 FY 2016

Filing Information

Form Type	10-K
Accession Number	`0001021635-17-000013`
Period End Date	20161231
Filing Date	20170223
Fiscal Year	2016
Fiscal Period	FY
XBRL Instance	oge-20161231.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 99 Income Statement 112 Cash Flow Statement 115 Stockholders Equity 30 Comprehensive Income 59

Balance Sheet 99 line items

Line Item	Tag	Value	Unit	Period
Allowance for Doubtful Accounts Receivable	`AllowanceForDoubtfulAccountsReceivable`	$1.40M	USD	Point-in-time
Allowance for Doubtful Accounts Receivable	`AllowanceForDoubtfulAccountsReceivable`	$1.50M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$300.00K	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$75.20M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$5.50M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$6.80M	USD	Point-in-time
Accounts receivable, less reserve of $1.5 and $1.4, respectively	`AccountsReceivableNetCurrent`	$173.10M	USD	Point-in-time
Accounts receivable, less reserve of $1.5 and $1.4, respectively	`AccountsReceivableNetCurrent`	$173.00M	USD	Point-in-time
Accounts receivable - unconsolidated affiliates	`AccountsReceivableRelatedPartiesCurrent`	$1.70M	USD	Point-in-time
Accounts receivable - unconsolidated affiliates	`AccountsReceivableRelatedPartiesCurrent`	$2.50M	USD	Point-in-time
Accrued unbilled revenues	`UnbilledReceivablesCurrent`	$53.50M	USD	Point-in-time
Accrued unbilled revenues	`UnbilledReceivablesCurrent`	$59.70M	USD	Point-in-time
Income taxes receivable	`IncomeTaxesReceivable`	$19.40M	USD	Point-in-time
Income taxes receivable	`IncomeTaxesReceivable`	$17.20M	USD	Point-in-time
Fuel inventories	`InventoryNet`	$79.80M	USD	Point-in-time
Fuel inventories	`InventoryNet`	$113.80M	USD	Point-in-time
Materials and supplies, at average cost	`OtherInventorySupplies`	$80.10M	USD	Point-in-time
Materials and supplies, at average cost	`OtherInventorySupplies`	$81.70M	USD	Point-in-time
Fuel clause under recoveries	`DeferredFuelCost`	$51.30M	USD	Point-in-time
Fuel clause under recoveries	`DeferredFuelCost`	-	USD	Point-in-time
Other	`OtherAssetsCurrent`	$81.80M	USD	Point-in-time
Other	`OtherAssetsCurrent`	$55.60M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$570.20M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$549.50M	USD	Point-in-time
Investment in unconsolidated affiliates	`EquityMethodInvestments`	$1.32B	USD	Point-in-time
Investment in unconsolidated affiliates	`EquityMethodInvestments`	$1.19B	USD	Point-in-time
Investment in unconsolidated affiliates	`EquityMethodInvestments`	$1.16B	USD	Point-in-time
Other	`OtherLongTermInvestments`	$70.70M	USD	Point-in-time
Other	`OtherLongTermInvestments`	$73.60M	USD	Point-in-time
Total other property and investments	`OtherInvestments`	$1.23B	USD	Point-in-time
Total other property and investments	`OtherInvestments`	$1.27B	USD	Point-in-time
In service	`PublicUtilitiesPropertyPlantAndEquipmentPlantInService`	$10.32B	USD	Point-in-time
In service	`PublicUtilitiesPropertyPlantAndEquipmentPlantInService`	$10.69B	USD	Point-in-time
Construction work in progress	`ConstructionInProgressGross`	$278.50M	USD	Point-in-time
Construction work in progress	`ConstructionInProgressGross`	$495.10M	USD	Point-in-time
Total property, plant and equipment	`PropertyPlantAndEquipmentGross`	$11.19B	USD	Point-in-time
Total property, plant and equipment	`PropertyPlantAndEquipmentGross`	$10.60B	USD	Point-in-time
Less accumulated depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$3.27B	USD	Point-in-time
Less accumulated depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$3.49B	USD	Point-in-time
Net property, plant and equipment	`PropertyPlantAndEquipmentNet`	$7.32B	USD	Point-in-time
Net property, plant and equipment	`PropertyPlantAndEquipmentNet`	$7.70B	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$402.20M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$404.80M	USD	Point-in-time
Other	`OtherAssetsMiscellaneousNoncurrent`	$56.90M	USD	Point-in-time
Other	`OtherAssetsMiscellaneousNoncurrent`	$20.70M	USD	Point-in-time
Total deferred charges and other assets	`OtherAssetsNoncurrent`	$422.90M	USD	Point-in-time
Total deferred charges and other assets	`OtherAssetsNoncurrent`	$461.70M	USD	Point-in-time
TOTAL ASSETS	`Assets`	$9.94B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$9.51B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$9.58B	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	-	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	$236.20M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$262.50M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$205.40M	USD	Point-in-time
Dividends payable	`DividendsPayableCurrent`	$60.40M	USD	Point-in-time
Dividends payable	`DividendsPayableCurrent`	$54.90M	USD	Point-in-time
Customer deposits	`CustomerDepositsCurrent`	$77.70M	USD	Point-in-time
Customer deposits	`CustomerDepositsCurrent`	$77.00M	USD	Point-in-time
Accrued taxes	`TaxesPayableCurrent`	$41.30M	USD	Point-in-time
Accrued taxes	`TaxesPayableCurrent`	$45.90M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$40.40M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$42.90M	USD	Point-in-time
Accrued compensation	`EmployeeRelatedLiabilitiesCurrent`	$54.40M	USD	Point-in-time
Accrued compensation	`EmployeeRelatedLiabilitiesCurrent`	$45.10M	USD	Point-in-time
Long-term debt due within one year	`LongTermDebtCurrent`	$110.00M	USD	Point-in-time
Long-term debt due within one year	`LongTermDebtCurrent`	$224.70M	USD	Point-in-time
Fuel clause over recoveries	`CustomerRefundLiabilityCurrent`	$61.30M	USD	Point-in-time
Fuel clause over recoveries	`CustomerRefundLiabilityCurrent`	-	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$43.90M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$96.00M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$752.80M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.03B	USD	Point-in-time
LONG-TERM DEBT	`LongTermDebtNoncurrent`	$2.63B	USD	Point-in-time
LONG-TERM DEBT	`LongTermDebtNoncurrent`	$2.41B	USD	Point-in-time
Accrued benefit obligations	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$299.90M	USD	Point-in-time
Accrued benefit obligations	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$274.80M	USD	Point-in-time
Deferred income taxes	`DeferredTaxLiabilitiesNoncurrent`	$2.33B	USD	Point-in-time
Deferred income taxes	`DeferredTaxLiabilitiesNoncurrent`	$2.18B	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$299.70M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$273.60M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$121.30M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$153.80M	USD	Point-in-time
Total deferred credits and other liabilities	`LiabilitiesOtherThanLongtermDebtNoncurrent`	$3.06B	USD	Point-in-time
Total deferred credits and other liabilities	`LiabilitiesOtherThanLongtermDebtNoncurrent`	$2.87B	USD	Point-in-time
Total liabilities	`Liabilities`	$6.50B	USD	Point-in-time
Total liabilities	`Liabilities`	$6.25B	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`	$1.11B	USD	Point-in-time
Common stockholders' equity	`CommonStocksIncludingAdditionalPaidInCapital`	$1.10B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$2.37B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$2.26B	USD	Point-in-time
Accumulated other comprehensive loss, net of tax	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-35.10M	USD	Point-in-time
Accumulated other comprehensive loss, net of tax	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-29.30M	USD	Point-in-time
Accumulated other comprehensive loss, net of tax	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-41.40M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$3.44B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$3.33B	USD	Point-in-time
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	`LiabilitiesAndStockholdersEquity`	$9.94B	USD	Point-in-time
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	`LiabilitiesAndStockholdersEquity`	$9.58B	USD	Point-in-time

Income Statement 112 line items

Line Item	Tag	Value	Unit	Period
Total operating revenues	`Revenues`	$2.26B	USD	Annual
Total operating revenues	`Revenues`	$743.90M	USD	1 Quarter
Total operating revenues	`Revenues`	$480.10M	USD	1 Quarter
Total operating revenues	`Revenues`	$530.80M	USD	1 Quarter
Total operating revenues	`Revenues`	$719.80M	USD	1 Quarter
Total operating revenues	`Revenues`	$447.10M	USD	1 Quarter
Total operating revenues	`Revenues`	$2.45B	USD	Annual
Total operating revenues	`Revenues`	$2.20B	USD	Annual
Total operating revenues	`Revenues`	$549.90M	USD	1 Quarter
Total operating revenues	`Revenues`	$551.40M	USD	1 Quarter
Total operating revenues	`Revenues`	$433.10M	USD	1 Quarter
Total cost of sales	`CostOfGoodsAndServicesSold`	$1.11B	USD	Annual
Total cost of sales	`CostOfGoodsAndServicesSold`	$865.00M	USD	Annual
Total cost of sales	`CostOfGoodsAndServicesSold`	$880.10M	USD	Annual
Other operation and maintenance	`OtherCostAndExpenseOperating`	$451.60M	USD	Annual
Other operation and maintenance	`OtherCostAndExpenseOperating`	$439.60M	USD	Annual
Other operation and maintenance	`OtherCostAndExpenseOperating`	$465.60M	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$322.60M	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$281.40M	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$307.90M	USD	Annual
Taxes other than income	`TaxesExcludingIncomeAndExciseTaxes`	$88.70M	USD	Annual
Taxes other than income	`TaxesExcludingIncomeAndExciseTaxes`	$87.60M	USD	Annual
Taxes other than income	`TaxesExcludingIncomeAndExciseTaxes`	$91.20M	USD	Annual
Total operating expenses	`OperatingExpenses`	$875.80M	USD	Annual
Total operating expenses	`OperatingExpenses`	$809.70M	USD	Annual
Total operating expenses	`OperatingExpenses`	$850.70M	USD	Annual
Operating income (loss)	`OperatingIncomeLoss`	$503.30M	USD	Annual
Operating income (loss)	`OperatingIncomeLoss`	$536.80M	USD	Annual
Operating income (loss)	`OperatingIncomeLoss`	$257.30M	USD	1 Quarter
Operating income (loss)	`OperatingIncomeLoss`	$56.40M	USD	1 Quarter
Operating income (loss)	`OperatingIncomeLoss`	$481.20M	USD	Annual
Operating income (loss)	`OperatingIncomeLoss`	$250.80M	USD	1 Quarter
Operating income (loss)	`OperatingIncomeLoss`	$82.20M	USD	1 Quarter
Operating income (loss)	`OperatingIncomeLoss`	$37.90M	USD	1 Quarter
Operating income (loss)	`OperatingIncomeLoss`	$46.80M	USD	1 Quarter
Operating income (loss)	`OperatingIncomeLoss`	$125.90M	USD	1 Quarter
Operating income (loss)	`OperatingIncomeLoss`	$127.20M	USD	1 Quarter
Equity in earnings of unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$172.60M	USD	Annual
Equity in earnings of unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$101.80M	USD	Annual
Equity in earnings of unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$15.50M	USD	Annual
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$4.20M	USD	Annual
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$8.30M	USD	Annual
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$14.20M	USD	Annual
Other income	`OtherNonoperatingIncome`	$27.00M	USD	Annual
Other income	`OtherNonoperatingIncome`	$26.00M	USD	Annual
Other income	`OtherNonoperatingIncome`	$17.80M	USD	Annual
Other expense	`OtherNonoperatingExpense`	$16.90M	USD	Annual
Other expense	`OtherNonoperatingExpense`	$14.30M	USD	Annual
Other expense	`OtherNonoperatingExpense`	$14.40M	USD	Annual
Net other income (expense)	`NonoperatingIncomeExpense`	$125.10M	USD	Annual
Net other income (expense)	`NonoperatingIncomeExpense`	$36.50M	USD	Annual
Net other income (expense)	`NonoperatingIncomeExpense`	$180.20M	USD	Annual
Interest on long-term debt	`InterestExpenseLongTermDebt`	$143.20M	USD	Annual
Interest on long-term debt	`InterestExpenseLongTermDebt`	$147.80M	USD	Annual
Interest on long-term debt	`InterestExpenseLongTermDebt`	$144.60M	USD	Annual
Allowance for borrowed funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$2.40M	USD	Annual
Allowance for borrowed funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$4.20M	USD	Annual
Allowance for borrowed funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$7.50M	USD	Annual
Interest on short-term debt and other interest charges	`InterestExpenseShortTermBorrowings`	$6.40M	USD	Annual
Interest on short-term debt and other interest charges	`InterestExpenseShortTermBorrowings`	$6.20M	USD	Annual
Interest on short-term debt and other interest charges	`InterestExpenseShortTermBorrowings`	$5.40M	USD	Annual
Interest expense	`InterestExpense`	$148.40M	USD	Annual
Interest expense	`InterestExpense`	$149.00M	USD	Annual
Interest expense	`InterestExpense`	$142.10M	USD	Annual
INCOME BEFORE TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$486.30M	USD	Annual
INCOME BEFORE TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$368.70M	USD	Annual
INCOME BEFORE TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$568.60M	USD	Annual
INCOME TAX EXPENSE	`IncomeTaxExpenseBenefit`	$172.80M	USD	Annual
INCOME TAX EXPENSE	`IncomeTaxExpenseBenefit`	$148.10M	USD	Annual
INCOME TAX EXPENSE	`IncomeTaxExpenseBenefit`	$97.40M	USD	Annual
NET INCOME	`ProfitLoss`	$111.20M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$43.20M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$271.30M	USD	Annual
NET INCOME	`ProfitLoss`	$395.80M	USD	Annual
NET INCOME	`ProfitLoss`	$25.20M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$71.50M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$87.50M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$29.40M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$183.60M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$338.20M	USD	Annual
NET INCOME	`ProfitLoss`	$57.90M	USD	1 Quarter
BASIC AVERAGE COMMON SHARES OUTSTANDING	`WeightedAverageNumberOfSharesOutstandingBasic`	199.70M	shares	Annual
BASIC AVERAGE COMMON SHARES OUTSTANDING	`WeightedAverageNumberOfSharesOutstandingBasic`	199.60M	shares	Annual
BASIC AVERAGE COMMON SHARES OUTSTANDING	`WeightedAverageNumberOfSharesOutstandingBasic`	199.20M	shares	Annual
DILUTED AVERAGE COMMON SHARES OUTSTANDING	`WeightedAverageNumberOfDilutedSharesOutstanding`	199.60M	shares	Annual
DILUTED AVERAGE COMMON SHARES OUTSTANDING	`WeightedAverageNumberOfDilutedSharesOutstanding`	199.90M	shares	Annual
DILUTED AVERAGE COMMON SHARES OUTSTANDING	`WeightedAverageNumberOfDilutedSharesOutstanding`	199.90M	shares	Annual
BASIC EARNINGS PER AVERAGE COMMON SHARE	`EarningsPerShareBasic`	$0.15	USD	1 Quarter
BASIC EARNINGS PER AVERAGE COMMON SHARE	`EarningsPerShareBasic`	$1.99	USD	Annual
BASIC EARNINGS PER AVERAGE COMMON SHARE	`EarningsPerShareBasic`	$0.22	USD	1 Quarter
BASIC EARNINGS PER AVERAGE COMMON SHARE	`EarningsPerShareBasic`	$0.13	USD	1 Quarter
BASIC EARNINGS PER AVERAGE COMMON SHARE	`EarningsPerShareBasic`	$0.92	USD	1 Quarter
BASIC EARNINGS PER AVERAGE COMMON SHARE	`EarningsPerShareBasic`	$0.29	USD	1 Quarter
BASIC EARNINGS PER AVERAGE COMMON SHARE	`EarningsPerShareBasic`	$0.44	USD	1 Quarter
BASIC EARNINGS PER AVERAGE COMMON SHARE	`EarningsPerShareBasic`	$0.55	USD	1 Quarter
BASIC EARNINGS PER AVERAGE COMMON SHARE	`EarningsPerShareBasic`	$1.36	USD	Annual
BASIC EARNINGS PER AVERAGE COMMON SHARE	`EarningsPerShareBasic`	$1.69	USD	Annual
BASIC EARNINGS PER AVERAGE COMMON SHARE	`EarningsPerShareBasic`	$0.35	USD	1 Quarter
DILUTED EARNINGS PER AVERAGE COMMON SHARE	`EarningsPerShareDiluted`	$0.55	USD	1 Quarter
DILUTED EARNINGS PER AVERAGE COMMON SHARE	`EarningsPerShareDiluted`	$0.44	USD	1 Quarter
DILUTED EARNINGS PER AVERAGE COMMON SHARE	`EarningsPerShareDiluted`	$0.35	USD	1 Quarter
DILUTED EARNINGS PER AVERAGE COMMON SHARE	`EarningsPerShareDiluted`	$0.15	USD	1 Quarter
DILUTED EARNINGS PER AVERAGE COMMON SHARE	`EarningsPerShareDiluted`	$0.29	USD	1 Quarter
DILUTED EARNINGS PER AVERAGE COMMON SHARE	`EarningsPerShareDiluted`	$1.36	USD	Annual
DILUTED EARNINGS PER AVERAGE COMMON SHARE	`EarningsPerShareDiluted`	$0.22	USD	1 Quarter
DILUTED EARNINGS PER AVERAGE COMMON SHARE	`EarningsPerShareDiluted`	$0.13	USD	1 Quarter
DILUTED EARNINGS PER AVERAGE COMMON SHARE	`EarningsPerShareDiluted`	$1.69	USD	Annual
DILUTED EARNINGS PER AVERAGE COMMON SHARE	`EarningsPerShareDiluted`	$1.98	USD	Annual
DILUTED EARNINGS PER AVERAGE COMMON SHARE	`EarningsPerShareDiluted`	$0.92	USD	1 Quarter
DIVIDENDS DECLARED PER COMMON SHARE	`CommonStockDividendsPerShareDeclared`	$1.05	USD	Annual
DIVIDENDS DECLARED PER COMMON SHARE	`CommonStockDividendsPerShareDeclared`	$1.16	USD	Annual
DIVIDENDS DECLARED PER COMMON SHARE	`CommonStockDividendsPerShareDeclared`	$0.95	USD	Annual

Cash Flow Statement 115 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$111.20M	USD	1 Quarter
Net income	`ProfitLoss`	$43.20M	USD	1 Quarter
Net income	`ProfitLoss`	$271.30M	USD	Annual
Net income	`ProfitLoss`	$395.80M	USD	Annual
Net income	`ProfitLoss`	$25.20M	USD	1 Quarter
Net income	`ProfitLoss`	$71.50M	USD	1 Quarter
Net income	`ProfitLoss`	$87.50M	USD	1 Quarter
Net income	`ProfitLoss`	$29.40M	USD	1 Quarter
Net income	`ProfitLoss`	$183.60M	USD	1 Quarter
Net income	`ProfitLoss`	$338.20M	USD	Annual
Net income	`ProfitLoss`	$57.90M	USD	1 Quarter
Depreciation and amortization	`DepreciationAmortizationAndAccretionNet`	$322.60M	USD	Annual
Depreciation and amortization	`DepreciationAmortizationAndAccretionNet`	$281.40M	USD	Annual
Depreciation and amortization	`DepreciationAmortizationAndAccretionNet`	$307.90M	USD	Annual
Deferred income taxes and investment tax credits	`DeferredIncomeTaxesAndTaxCredits`	$177.30M	USD	Annual
Deferred income taxes and investment tax credits	`DeferredIncomeTaxesAndTaxCredits`	$153.80M	USD	Annual
Deferred income taxes and investment tax credits	`DeferredIncomeTaxesAndTaxCredits`	$102.60M	USD	Annual
Equity in earnings of unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$172.60M	USD	Annual
Equity in earnings of unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$101.80M	USD	Annual
Equity in earnings of unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$15.50M	USD	Annual
Distributions from unconsolidated affiliates	`Increasedecreaseindistributionsfromunconsolidatedaffiliates`	$102.30M	USD	Annual
Distributions from unconsolidated affiliates	`Increasedecreaseindistributionsfromunconsolidatedaffiliates`	$143.70M	USD	Annual
Distributions from unconsolidated affiliates	`Increasedecreaseindistributionsfromunconsolidatedaffiliates`	$94.10M	USD	Annual
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$4.20M	USD	Annual
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$8.30M	USD	Annual
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$14.20M	USD	Annual
Stock-based compensation	`ShareBasedCompensation`	$4.60M	USD	Annual
Stock-based compensation	`ShareBasedCompensation`	$5.90M	USD	Annual
Stock-based compensation	`ShareBasedCompensation`	$-2.70M	USD	Annual
Regulatory assets	`IncreaseDecreaseInRegulatoryAssetsNoncurrent`	$-4.50M	USD	Annual
Regulatory assets	`IncreaseDecreaseInRegulatoryAssetsNoncurrent`	$21.40M	USD	Annual
Regulatory assets	`IncreaseDecreaseInRegulatoryAssetsNoncurrent`	$9.10M	USD	Annual
Regulatory liabilities	`IncreaseDecreaseInRegulatoryLiabilitiesNoncurrent`	$-11.80M	USD	Annual
Regulatory liabilities	`IncreaseDecreaseInRegulatoryLiabilitiesNoncurrent`	$-4.40M	USD	Annual
Regulatory liabilities	`IncreaseDecreaseInRegulatoryLiabilitiesNoncurrent`	$-27.50M	USD	Annual
Other assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$-15.40M	USD	Annual
Other assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$-10.40M	USD	Annual
Other assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$16.50M	USD	Annual
Other liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$29.60M	USD	Annual
Other liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$8.60M	USD	Annual
Other liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$-18.90M	USD	Annual
Accounts receivable, net	`IncreaseDecreaseInAccountsReceivable`	$-15.70M	USD	Annual
Accounts receivable, net	`IncreaseDecreaseInAccountsReceivable`	$-100.00K	USD	Annual
Accounts receivable, net	`IncreaseDecreaseInAccountsReceivable`	$9.40M	USD	Annual
Accounts receivable - unconsolidated affiliates	`IncreaseDecreaseInAccountsReceivableRelatedParties`	$800.00K	USD	Annual
Accounts receivable - unconsolidated affiliates	`IncreaseDecreaseInAccountsReceivableRelatedParties`	$-6.80M	USD	Annual
Accounts receivable - unconsolidated affiliates	`IncreaseDecreaseInAccountsReceivableRelatedParties`	$-3.90M	USD	Annual
Accrued unbilled revenues	`IncreaseDecreaseInUnbilledReceivables`	$6.20M	USD	Annual
Accrued unbilled revenues	`IncreaseDecreaseInUnbilledReceivables`	$-3.20M	USD	Annual
Accrued unbilled revenues	`IncreaseDecreaseInUnbilledReceivables`	$-2.00M	USD	Annual
Income taxes receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$2.20M	USD	Annual
Income taxes receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$10.40M	USD	Annual
Income taxes receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$1.20M	USD	Annual
Fuel, materials and supplies inventories	`IncreaseDecreaseInInventories`	$56.50M	USD	Annual
Fuel, materials and supplies inventories	`IncreaseDecreaseInInventories`	$-32.40M	USD	Annual
Fuel, materials and supplies inventories	`IncreaseDecreaseInInventories`	$-20.40M	USD	Annual
Fuel clause under recoveries	`IncreaseDecreaseInDeferredFuelCosts`	$-68.30M	USD	Annual
Fuel clause under recoveries	`IncreaseDecreaseInDeferredFuelCosts`	$51.30M	USD	Annual
Fuel clause under recoveries	`IncreaseDecreaseInDeferredFuelCosts`	$42.10M	USD	Annual
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$26.20M	USD	Annual
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$17.20M	USD	Annual
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$2.60M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-45.10M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$30.90M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-64.00M	USD	Annual
Fuel clause over recoveries	`IncreaseDecreaseInDeferredFuelCostsCurrentLiabilities`	$-61.30M	USD	Annual
Fuel clause over recoveries	`IncreaseDecreaseInDeferredFuelCostsCurrentLiabilities`	$-400.00K	USD	Annual
Fuel clause over recoveries	`IncreaseDecreaseInDeferredFuelCostsCurrentLiabilities`	$61.30M	USD	Annual
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$36.40M	USD	Annual
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$17.80M	USD	Annual
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$-11.80M	USD	Annual
Net Cash Provided from Operating Activities	`NetCashProvidedByUsedInOperatingActivities`	$721.60M	USD	Annual
Net Cash Provided from Operating Activities	`NetCashProvidedByUsedInOperatingActivities`	$865.40M	USD	Annual
Net Cash Provided from Operating Activities	`NetCashProvidedByUsedInOperatingActivities`	$644.60M	USD	Annual
Capital expenditures (less allowance for equity funds used during construction)	`PaymentsToAcquireProductiveAssets`	$569.30M	USD	Annual
Capital expenditures (less allowance for equity funds used during construction)	`PaymentsToAcquireProductiveAssets`	$547.80M	USD	Annual
Capital expenditures (less allowance for equity funds used during construction)	`PaymentsToAcquireProductiveAssets`	$660.10M	USD	Annual
Return of capital - equity method investments	`ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital`	$9.50M	USD	Annual
Return of capital - equity method investments	`ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital`	$45.20M	USD	Annual
Return of capital - equity method investments	`ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital`	$38.80M	USD	Annual
Proceeds from sale of assets	`ProceedsFromSaleOfProductiveAssets`	$900.00K	USD	Annual
Proceeds from sale of assets	`ProceedsFromSaleOfProductiveAssets`	$2.50M	USD	Annual
Proceeds from sale of assets	`ProceedsFromSaleOfProductiveAssets`	$700.00K	USD	Annual
Net Cash Used in Investing Activities	`NetCashProvidedByUsedInInvestingActivities`	$-559.10M	USD	Annual
Net Cash Used in Investing Activities	`NetCashProvidedByUsedInInvestingActivities`	$-500.10M	USD	Annual
Net Cash Used in Investing Activities	`NetCashProvidedByUsedInInvestingActivities`	$-620.40M	USD	Annual
Proceeds from long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	-	USD	Annual
Proceeds from long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$588.90M	USD	Annual
Proceeds from long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	-	USD	Annual
Issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	-	USD	Annual
Issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	$13.20M	USD	Annual
Issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	$7.20M	USD	Annual
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$225.10M	USD	Annual
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$204.60M	USD	Annual
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$184.10M	USD	Annual
Payment of long-term debt	`RepaymentsOfLongTermDebt`	$200.00K	USD	Annual
Payment of long-term debt	`RepaymentsOfLongTermDebt`	$110.20M	USD	Annual
Payment of long-term debt	`RepaymentsOfLongTermDebt`	$240.20M	USD	Annual
Increase (decrease) in short-term debt	`ProceedsFromRepaymentsOfShortTermDebt`	$-341.60M	USD	Annual
Increase (decrease) in short-term debt	`ProceedsFromRepaymentsOfShortTermDebt`	$236.20M	USD	Annual
Increase (decrease) in short-term debt	`ProceedsFromRepaymentsOfShortTermDebt`	$-98.00M	USD	Annual
Net cash used in financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-163.80M	USD	Annual
Net cash used in financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-295.60M	USD	Annual
Net cash used in financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-99.10M	USD	Annual
NET CHANGE IN CASH AND CASH EQUIVALENTS	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-74.90M	USD	Annual
NET CHANGE IN CASH AND CASH EQUIVALENTS	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$69.70M	USD	Annual
NET CHANGE IN CASH AND CASH EQUIVALENTS	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-1.30M	USD	Annual
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	`CashAndCashEquivalentsAtCarryingValue`	$300.00K	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	`CashAndCashEquivalentsAtCarryingValue`	$75.20M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	`CashAndCashEquivalentsAtCarryingValue`	$5.50M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	`CashAndCashEquivalentsAtCarryingValue`	$6.80M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashAndCashEquivalentsAtCarryingValue`	$300.00K	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashAndCashEquivalentsAtCarryingValue`	$75.20M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashAndCashEquivalentsAtCarryingValue`	$5.50M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashAndCashEquivalentsAtCarryingValue`	$6.80M	USD	Point-in-time

Stockholders Equity 30 line items

Line Item	Tag	Value	Unit	Period
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.33B	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.04B	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.24B	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.44B	USD	Point-in-time
Net income	`ProfitLoss`	$111.20M	USD	1 Quarter
Net income	`ProfitLoss`	$43.20M	USD	1 Quarter
Net income	`ProfitLoss`	$271.30M	USD	Annual
Net income	`ProfitLoss`	$395.80M	USD	Annual
Net income	`ProfitLoss`	$25.20M	USD	1 Quarter
Net income	`ProfitLoss`	$71.50M	USD	1 Quarter
Net income	`ProfitLoss`	$87.50M	USD	1 Quarter
Net income	`ProfitLoss`	$29.40M	USD	1 Quarter
Net income	`ProfitLoss`	$183.60M	USD	1 Quarter
Net income	`ProfitLoss`	$338.20M	USD	Annual
Net income	`ProfitLoss`	$57.90M	USD	1 Quarter
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$6.30M	USD	Annual
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$5.80M	USD	Annual
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-13.20M	USD	Annual
Dividends declared on common stock	`DividendsCommonStockCash`	$230.70M	USD	Annual
Dividends declared on common stock	`DividendsCommonStockCash`	$209.70M	USD	Annual
Dividends declared on common stock	`DividendsCommonStockCash`	$189.30M	USD	Annual
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$13.20M	USD	Annual
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$7.20M	USD	Annual
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$4.50M	USD	Annual
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$6.50M	USD	Annual
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$800.00K	USD	Annual
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.33B	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.04B	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.24B	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.44B	USD	Point-in-time

Comprehensive Income 59 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$111.20M	USD	1 Quarter
Net income	`ProfitLoss`	$43.20M	USD	1 Quarter
Net income	`ProfitLoss`	$271.30M	USD	Annual
Net income	`ProfitLoss`	$395.80M	USD	Annual
Net income	`ProfitLoss`	$25.20M	USD	1 Quarter
Net income	`ProfitLoss`	$71.50M	USD	1 Quarter
Net income	`ProfitLoss`	$87.50M	USD	1 Quarter
Net income	`ProfitLoss`	$29.40M	USD	1 Quarter
Net income	`ProfitLoss`	$183.60M	USD	1 Quarter
Net income	`ProfitLoss`	$338.20M	USD	Annual
Net income	`ProfitLoss`	$57.90M	USD	1 Quarter
Amortization of deferred net loss	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax`	$1.20M	USD	Annual
Amortization of deferred net loss	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax`	$2.20M	USD	Annual
Amortization of deferred net loss	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax`	$1.70M	USD	Annual
Net gain (loss) arising during the period	`OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax`	$-600.00K	USD	Annual
Net gain (loss) arising during the period	`OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax`	$-7.00M	USD	Annual
Net gain (loss) arising during the period	`OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax`	$-5.80M	USD	Annual
Settlement cost	`OtherComprehensiveIncomeFinalizationOfPensionAndNonPensionPostretirementPlanValuationTax`	$2.90M	USD	Annual
Settlement cost	`OtherComprehensiveIncomeFinalizationOfPensionAndNonPensionPostretirementPlanValuationTax`	$-100.00K	USD	Annual
Amortization of deferred net loss, net of tax of $1.7, $2.2 and $1.2, respectively	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-2.50M	USD	Annual
Settlement cost	`OtherComprehensiveIncomeFinalizationOfPensionAndNonPensionPostretirementPlanValuationTax`	$3.20M	USD	Annual
Amortization of deferred net loss, net of tax of $1.7, $2.2 and $1.2, respectively	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-2.80M	USD	Annual
Amortization of deferred net loss, net of tax of $1.7, $2.2 and $1.2, respectively	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-1.80M	USD	Annual
Net loss arising during the period, net of tax of ($0.6), ($5.8) and ($7.0), respectively	`OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax`	$-11.10M	USD	Annual
Net loss arising during the period, net of tax of ($0.6), ($5.8) and ($7.0), respectively	`OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax`	$-9.50M	USD	Annual
Net loss arising during the period, net of tax of ($0.6), ($5.8) and ($7.0), respectively	`OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax`	$-700.00K	USD	Annual
Settlement cost, net of tax of $3.2, $2.9 and ($0.1), respectively	`OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationNetOfTax`	$-100.00K	USD	Annual
Amortization of deferred net loss	`OtherComprehensiveIncomeReclassificationOfDefinedBenefitPostretirementPlansNetGainLossRecognizedInNetPeriodicBenefitCostTax`	$800.00K	USD	Annual
Amortization of deferred net loss	`OtherComprehensiveIncomeReclassificationOfDefinedBenefitPostretirementPlansNetGainLossRecognizedInNetPeriodicBenefitCostTax`	-	USD	Annual
Settlement cost, net of tax of $3.2, $2.9 and ($0.1), respectively	`OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationNetOfTax`	$5.00M	USD	Annual
Amortization of deferred net loss	`OtherComprehensiveIncomeReclassificationOfDefinedBenefitPostretirementPlansNetGainLossRecognizedInNetPeriodicBenefitCostTax`	$500.00K	USD	Annual
Settlement cost, net of tax of $3.2, $2.9 and ($0.1), respectively	`OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationNetOfTax`	$4.60M	USD	Annual
Net gain (loss) arising during the period	`OtherComprehensiveIncomePostretirementPlansNetUnamortizedGainLossArisingDuringPeriodTax`	$5.60M	USD	Annual
Net gain (loss) arising during the period	`OtherComprehensiveIncomePostretirementPlansNetUnamortizedGainLossArisingDuringPeriodTax`	$-1.90M	USD	Annual
Net gain (loss) arising during the period	`OtherComprehensiveIncomePostretirementPlansNetUnamortizedGainLossArisingDuringPeriodTax`	$100.00K	USD	Annual
Amortization of prior service cost	`OtherComprehensiveIncomeLossAmortizationDefinedBenefitPostretirementPlansNetPriorServiceCostRecognizedInNetPeriodicBenefitCostTaxEffect`	$-1.10M	USD	Annual
Amortization of deferred net loss, net of tax of $0, $0.8 and $0.5, respectively	`OtherComprehensiveIncomeReclassificationOfDefinedBenefitPostretirementPlansNetGainLossRecognizedInNetPeriodicBenefitCostNetOfTax`	$-900.00K	USD	Annual
Amortization of prior service cost	`OtherComprehensiveIncomeLossAmortizationDefinedBenefitPostretirementPlansNetPriorServiceCostRecognizedInNetPeriodicBenefitCostTaxEffect`	$-1.00M	USD	Annual
Amortization of deferred net loss, net of tax of $0, $0.8 and $0.5, respectively	`OtherComprehensiveIncomeReclassificationOfDefinedBenefitPostretirementPlansNetGainLossRecognizedInNetPeriodicBenefitCostNetOfTax`	$-1.20M	USD	Annual
Amortization of prior service cost	`OtherComprehensiveIncomeLossAmortizationDefinedBenefitPostretirementPlansNetPriorServiceCostRecognizedInNetPeriodicBenefitCostTaxEffect`	$-1.10M	USD	Annual
Amortization of deferred net loss, net of tax of $0, $0.8 and $0.5, respectively	`OtherComprehensiveIncomeReclassificationOfDefinedBenefitPostretirementPlansNetGainLossRecognizedInNetPeriodicBenefitCostNetOfTax`	-	USD	Annual
Net gain (loss) arising during the period, net of tax of $0.1, $5.6 and ($1.9), respectively	`OtherComprehensiveIncomePostretirementPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax`	$200.00K	USD	Annual
Amortization of deferred interest rate swap hedging losses	`OtherComprehensiveIncomeReclassificationAdjustmentOnInterestRateSwapsIncludedInNetIncomeTax`	-	USD	Annual
Net gain (loss) arising during the period, net of tax of $0.1, $5.6 and ($1.9), respectively	`OtherComprehensiveIncomePostretirementPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax`	$9.30M	USD	Annual
Amortization of deferred interest rate swap hedging losses	`OtherComprehensiveIncomeReclassificationAdjustmentOnInterestRateSwapsIncludedInNetIncomeTax`	-	USD	Annual
Amortization of deferred interest rate swap hedging losses	`OtherComprehensiveIncomeReclassificationAdjustmentOnInterestRateSwapsIncludedInNetIncomeTax`	$100.00K	USD	Annual
Net gain (loss) arising during the period, net of tax of $0.1, $5.6 and ($1.9), respectively	`OtherComprehensiveIncomePostretirementPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax`	$-3.10M	USD	Annual
Amortization of prior service cost, net of tax of ($1.0), ($1.1) and ($1.1), respectively	`OtherComprehensiveIncomeAmortizationOfDefinedBenefitPostretirementPlansNetPriorServiceCostRecognizedInNetPeriodicPostretirementCostNetOfTax`	$-1.80M	USD	Annual
Amortization of prior service cost, net of tax of ($1.0), ($1.1) and ($1.1), respectively	`OtherComprehensiveIncomeAmortizationOfDefinedBenefitPostretirementPlansNetPriorServiceCostRecognizedInNetPeriodicPostretirementCostNetOfTax`	$-1.50M	USD	Annual
Amortization of prior service cost, net of tax of ($1.0), ($1.1) and ($1.1), respectively	`OtherComprehensiveIncomeAmortizationOfDefinedBenefitPostretirementPlansNetPriorServiceCostRecognizedInNetPeriodicPostretirementCostNetOfTax`	$-1.80M	USD	Annual
Amortization of deferred interest rate swap hedging losses, net of tax of $0, $0 and $0.1, respectively	`OtherComprehensiveIncomeAmortizationOfInterestRateSwapNetOfTax`	-	USD	Annual
Amortization of deferred interest rate swap hedging losses, net of tax of $0, $0 and $0.1, respectively	`OtherComprehensiveIncomeAmortizationOfInterestRateSwapNetOfTax`	-	USD	Annual
Amortization of deferred interest rate swap hedging losses, net of tax of $0, $0 and $0.1, respectively	`OtherComprehensiveIncomeAmortizationOfInterestRateSwapNetOfTax`	$200.00K	USD	Annual
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$6.30M	USD	Annual
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$5.80M	USD	Annual
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-13.20M	USD	Annual
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$344.00M	USD	Annual
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$277.60M	USD	Annual
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$382.60M	USD	Annual

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