10-Q Filing

PINNACLE WEST CAPITAL CORP CIK: 764622 Q3 2016

Filing Information

Form Type	10-Q
Accession Number	`0000764622-16-000146`
Period End Date	20160930
Filing Date	20161103
Fiscal Year	2016
Fiscal Period	Q3
XBRL Instance	pnw-20160930.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 144 Income Statement 100 Cash Flow Statement 94 Stockholders Equity 30 Comprehensive Income 44

Balance Sheet 144 line items

Line Item	Tag	Value	Unit	Period
Common stock, par value (in dollars per share)	`CommonStockNoParValue`	-	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockNoParValue`	-	USD	Point-in-time
Common stock, authorized shares	`CommonStockSharesAuthorized`	150.00M	shares	Point-in-time
Common stock, authorized shares	`CommonStockSharesAuthorized`	150.00M	shares	Point-in-time
Common stock, issued shares	`CommonStockSharesIssued`	111.10M	shares	Point-in-time
Common stock, issued shares	`CommonStockSharesIssued`	111.22M	shares	Point-in-time
Treasury stock at cost, shares	`TreasuryStockShares`	115,030.00	shares	Point-in-time
Treasury stock at cost, shares	`TreasuryStockShares`	1,900.00	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$7.60M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$48.27M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$13.01M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$39.49M	USD	Point-in-time
Customer and other receivables	`AccountsReceivableGrossCurrent`	$274.69M	USD	Point-in-time
Customer and other receivables	`AccountsReceivableGrossCurrent`	$325.03M	USD	Point-in-time
Accrued unbilled revenues	`CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedWithinOneYear`	$96.24M	USD	Point-in-time
Accrued unbilled revenues	`CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedWithinOneYear`	$150.53M	USD	Point-in-time
Allowance for doubtful accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$3.12M	USD	Point-in-time
Allowance for doubtful accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$3.61M	USD	Point-in-time
Materials and supplies (at average cost)	`OtherInventorySupplies`	$234.23M	USD	Point-in-time
Materials and supplies (at average cost)	`OtherInventorySupplies`	$250.79M	USD	Point-in-time
Fossil fuel (at average cost)	`EnergyRelatedInventoryOtherFossilFuel`	$34.74M	USD	Point-in-time
Fossil fuel (at average cost)	`EnergyRelatedInventoryOtherFossilFuel`	$45.70M	USD	Point-in-time
Income tax receivable	`IncomeTaxesReceivable`	-	USD	Point-in-time
Income tax receivable	`IncomeTaxesReceivable`	$589.00K	USD	Point-in-time
Assets from risk management activities (Note 6)	`DerivativeInstrumentsAndHedges`	$15.90M	USD	Point-in-time
Assets from risk management activities (Note 6)	`DerivativeInstrumentsAndHedges`	$6.24M	USD	Point-in-time
Deferred fuel and purchased power regulatory asset (Note 3)	`DeferredFuelAndPurchasedPowerRegulatoryAssetCurrent`	-	USD	Point-in-time
Deferred fuel and purchased power regulatory asset (Note 3)	`DeferredFuelAndPurchasedPowerRegulatoryAssetCurrent`	$8.13M	USD	Point-in-time
Other regulatory assets (Note 3)	`RegulatoryAssetsCurrent`	$149.56M	USD	Point-in-time
Other regulatory assets (Note 3)	`RegulatoryAssetsCurrent`	$114.09M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$37.24M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$43.28M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$890.52M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$977.49M	USD	Point-in-time
Assets from risk management activities (Note 6)	`DerivativeInstrumentsAndHedgesNoncurrent`	$12.11M	USD	Point-in-time
Assets from risk management activities (Note 6)	`DerivativeInstrumentsAndHedgesNoncurrent`	-	USD	Point-in-time
Nuclear decommissioning trust (Note 11)	`DecommissioningTrustAssetsAmount`	$735.20M	USD	Point-in-time
Nuclear decommissioning trust (Note 11)	`DecommissioningTrustAssetsAmount`	$779.75M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$52.52M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$68.98M	USD	Point-in-time
Total investments and other assets	`TotalInvestmentsAndOtherAssets`	$799.82M	USD	Point-in-time
Total investments and other assets	`TotalInvestmentsAndOtherAssets`	$848.73M	USD	Point-in-time
Plant in service and held for future use	`PropertyPlantAndEquipmentGross`	$16.22B	USD	Point-in-time
Plant in service and held for future use	`PropertyPlantAndEquipmentGross`	$16.88B	USD	Point-in-time
Accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$5.90B	USD	Point-in-time
Accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$5.59B	USD	Point-in-time
Net	`PropertyPlantAndEquipmentNet`	$10.98B	USD	Point-in-time
Net	`PropertyPlantAndEquipmentNet`	$10.63B	USD	Point-in-time
Construction work in progress	`ConstructionInProgressGross`	$1.12B	USD	Point-in-time
Construction work in progress	`ConstructionInProgressGross`	$816.31M	USD	Point-in-time
Palo Verde sale leaseback, net of accumulated depreciation (Note 5)	`VariableInterestEntityConsolidatedCarryingAmountAssets`	$117.39M	USD	Point-in-time
Palo Verde sale leaseback, net of accumulated depreciation (Note 5)	`VariableInterestEntityConsolidatedCarryingAmountAssets`	$114.48M	USD	Point-in-time
Intangible assets, net of accumulated amortization	`IntangibleAssetsNetExcludingGoodwill`	$123.97M	USD	Point-in-time
Intangible assets, net of accumulated amortization	`IntangibleAssetsNetExcludingGoodwill`	$96.79M	USD	Point-in-time
Nuclear fuel, net of accumulated amortization	`NuclearFuelNetOfAmortization`	$133.73M	USD	Point-in-time
Nuclear fuel, net of accumulated amortization	`NuclearFuelNetOfAmortization`	$123.14M	USD	Point-in-time
Total property, plant and equipment	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$12.45B	USD	Point-in-time
Total property, plant and equipment	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$11.81B	USD	Point-in-time
Regulatory assets (Note 3)	`RegulatoryAssetsNoncurrent`	$1.21B	USD	Point-in-time
Regulatory assets (Note 3)	`RegulatoryAssetsNoncurrent`	$1.21B	USD	Point-in-time
Assets for other postretirement benefits (Note 4)	`DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent`	$186.00M	USD	Point-in-time
Assets for other postretirement benefits (Note 4)	`DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent`	$191.01M	USD	Point-in-time
Other	`OtherDeferredCostsNet`	$130.75M	USD	Point-in-time
Other	`OtherDeferredCostsNet`	$128.84M	USD	Point-in-time
Total deferred debits	`TotalDeferredDebits`	$1.53B	USD	Point-in-time
Total deferred debits	`TotalDeferredDebits`	$1.53B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$15.81B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$15.03B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$297.48M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$248.13M	USD	Point-in-time
Accrued taxes	`TaxesPayableCurrent`	$138.60M	USD	Point-in-time
Accrued taxes	`TaxesPayableCurrent`	$219.43M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$56.30M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$46.12M	USD	Point-in-time
Common dividends payable	`DividendsPayableCurrent`	-	USD	Point-in-time
Common dividends payable	`DividendsPayableCurrent`	$69.36M	USD	Point-in-time
Short-term borrowings (Note 2)	`ShortTermBorrowings`	$117.30M	USD	Point-in-time
Short-term borrowings (Note 2)	`ShortTermBorrowings`	-	USD	Point-in-time
Current maturities of long-term debt (Note 2)	`OtherLongTermDebtCurrent`	$357.58M	USD	Point-in-time
Current maturities of long-term debt (Note 2)	`OtherLongTermDebtCurrent`	$16.87M	USD	Point-in-time
Customer deposits	`CustomerDepositsCurrent`	$78.26M	USD	Point-in-time
Customer deposits	`CustomerDepositsCurrent`	$73.07M	USD	Point-in-time
Liabilities from risk management activities (Note 6)	`DerivativeInstrumentsAndHedgesLiabilities`	$77.72M	USD	Point-in-time
Liabilities from risk management activities (Note 6)	`DerivativeInstrumentsAndHedgesLiabilities`	$45.17M	USD	Point-in-time
Liabilities for asset retirements (Note 14)	`AssetRetirementObligationCurrent`	$11.85M	USD	Point-in-time
Liabilities for asset retirements (Note 14)	`AssetRetirementObligationCurrent`	$28.57M	USD	Point-in-time
Deferred fuel and purchased power regulatory liability (Note 3)	`DeferredFuelandPurchasedPowerRegulatoryLiabilityCurrent`	-	USD	Point-in-time
Deferred fuel and purchased power regulatory liability (Note 3)	`DeferredFuelandPurchasedPowerRegulatoryLiabilityCurrent`	$9.69M	USD	Point-in-time
Other regulatory liabilities (Note 3)	`RegulatoryLiabilityCurrent`	$136.08M	USD	Point-in-time
Other regulatory liabilities (Note 3)	`RegulatoryLiabilityCurrent`	$104.31M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$197.86M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$222.26M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.11B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.44B	USD	Point-in-time
LONG-TERM DEBT LESS CURRENT MATURITIES (Note 2)	`LongTermDebtNoncurrent`	$4.15B	USD	Point-in-time
LONG-TERM DEBT LESS CURRENT MATURITIES (Note 2)	`LongTermDebtNoncurrent`	$3.46B	USD	Point-in-time
Deferred income taxes	`DeferredTaxLiabilitiesNoncurrent`	$2.94B	USD	Point-in-time
Deferred income taxes	`DeferredTaxLiabilitiesNoncurrent`	$2.72B	USD	Point-in-time
Regulatory liabilities (Note 3)	`RegulatoryLiabilityNoncurrent`	$998.35M	USD	Point-in-time
Regulatory liabilities (Note 3)	`RegulatoryLiabilityNoncurrent`	$994.15M	USD	Point-in-time
Liabilities for asset retirements (Note 14)	`AssetRetirementObligationsNoncurrent`	$458.63M	USD	Point-in-time
Liabilities for asset retirements (Note 14)	`AssetRetirementObligationsNoncurrent`	$415.00M	USD	Point-in-time
Liabilities for pension benefits (Note 4)	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$481.00M	USD	Point-in-time
Liabilities for pension benefits (Note 4)	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$401.68M	USD	Point-in-time
Liabilities from risk management activities (Note 6)	`DerivativeLiabilitiesNoncurrent`	$58.34M	USD	Point-in-time
Liabilities from risk management activities (Note 6)	`DerivativeLiabilitiesNoncurrent`	$89.97M	USD	Point-in-time
Customer advances	`CustomerAdvancesForConstruction`	$115.61M	USD	Point-in-time
Customer advances	`CustomerAdvancesForConstruction`	$98.78M	USD	Point-in-time
Coal mine reclamation	`MineReclamationAndClosingLiabilityNoncurrent`	$201.98M	USD	Point-in-time
Coal mine reclamation	`MineReclamationAndClosingLiabilityNoncurrent`	$220.27M	USD	Point-in-time
Deferred investment tax credit	`AccumulatedDeferredInvestmentTaxCredit`	$187.08M	USD	Point-in-time
Deferred investment tax credit	`AccumulatedDeferredInvestmentTaxCredit`	$180.74M	USD	Point-in-time
Unrecognized tax benefits	`LiabilityForUncertainTaxPositionsNoncurrent`	$9.90M	USD	Point-in-time
Unrecognized tax benefits	`LiabilityForUncertainTaxPositionsNoncurrent`	$9.52M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$190.26M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$186.34M	USD	Point-in-time
Total deferred credits and other	`DeferredCreditsAndOtherLiabilities`	$5.56B	USD	Point-in-time
Total deferred credits and other	`DeferredCreditsAndOtherLiabilities`	$5.40B	USD	Point-in-time
COMMITMENTS AND CONTINGENCIES (SEE NOTE 7)	`CommitmentsAndContingencies`	-	USD	Point-in-time
COMMITMENTS AND CONTINGENCIES (SEE NOTE 7)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Common stock, no par value; authorized 150,000,000 shares, 111,220,370 and 111,095,402 issued at respective dates	`CommonStockValue`	$2.54B	USD	Point-in-time
Common stock, no par value; authorized 150,000,000 shares, 111,220,370 and 111,095,402 issued at respective dates	`CommonStockValue`	$2.55B	USD	Point-in-time
Treasury stock at cost; 1,900 and 115,030 shares at respective dates	`TreasuryStockValue`	$5.81M	USD	Point-in-time
Treasury stock at cost; 1,900 and 115,030 shares at respective dates	`TreasuryStockValue`	$130.00K	USD	Point-in-time
Total common stock	`CommonStockValueOutstanding`	$2.55B	USD	Point-in-time
Total common stock	`CommonStockValueOutstanding`	$2.54B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$2.09B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$2.34B	USD	Point-in-time
Pension and other postretirement benefits	`AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax`	$37.59M	USD	Point-in-time
Pension and other postretirement benefits	`AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax`	$36.96M	USD	Point-in-time
Derivative instruments	`AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax`	$-5.19M	USD	Point-in-time
Derivative instruments	`AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax`	$-7.16M	USD	Point-in-time
Total accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-44.75M	USD	Point-in-time
Total accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-42.15M	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$4.85B	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$4.58B	USD	Point-in-time
Noncontrolling interests (Note 5)	`MinorityInterest`	$135.54M	USD	Point-in-time
Noncontrolling interests (Note 5)	`MinorityInterest`	$138.79M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.72B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.99B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.52B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.79B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$15.81B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$15.03B	USD	Point-in-time

Income Statement 100 line items

Line Item	Tag	Value	Unit	Period
OPERATING REVENUES	`SalesRevenueNet`	$1.20B	USD	1 Quarter
OPERATING REVENUES	`SalesRevenueNet`	$1.17B	USD	1 Quarter
OPERATING REVENUES	`SalesRevenueNet`	$2.76B	USD	3 Qtrs
OPERATING REVENUES	`SalesRevenueNet`	$2.76B	USD	3 Qtrs
Fuel and purchased power	`CostOfGoodsSoldElectric`	$336.12M	USD	1 Quarter
Fuel and purchased power	`CostOfGoodsSoldElectric`	$363.85M	USD	1 Quarter
Fuel and purchased power	`CostOfGoodsSoldElectric`	$832.25M	USD	3 Qtrs
Fuel and purchased power	`CostOfGoodsSoldElectric`	$868.56M	USD	3 Qtrs
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$646.36M	USD	3 Qtrs
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$217.57M	USD	1 Quarter
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$220.45M	USD	1 Quarter
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$703.04M	USD	3 Qtrs
Depreciation and amortization	`CostOfServicesDepreciationAndAmortization`	$362.98M	USD	3 Qtrs
Depreciation and amortization	`CostOfServicesDepreciationAndAmortization`	$369.31M	USD	3 Qtrs
Depreciation and amortization	`CostOfServicesDepreciationAndAmortization`	$125.62M	USD	1 Quarter
Depreciation and amortization	`CostOfServicesDepreciationAndAmortization`	$120.43M	USD	1 Quarter
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$41.28M	USD	1 Quarter
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$43.24M	USD	1 Quarter
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$129.49M	USD	3 Qtrs
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$125.90M	USD	3 Qtrs
Other expenses	`OtherCostAndExpenseOperating`	$2.52M	USD	3 Qtrs
Other expenses	`OtherCostAndExpenseOperating`	$2.14M	USD	3 Qtrs
Other expenses	`OtherCostAndExpenseOperating`	$264.00K	USD	1 Quarter
Other expenses	`OtherCostAndExpenseOperating`	$873.00K	USD	1 Quarter
Total	`CostsAndExpenses`	$2.03B	USD	3 Qtrs
Total	`CostsAndExpenses`	$715.66M	USD	1 Quarter
Total	`CostsAndExpenses`	$2.02B	USD	3 Qtrs
Total	`CostsAndExpenses`	$754.03M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$445.11M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$451.26M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$744.77M	USD	3 Qtrs
OPERATING INCOME	`OperatingIncomeLoss`	$733.17M	USD	3 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$31.08M	USD	3 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$10.19M	USD	1 Quarter
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$26.21M	USD	3 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$7.64M	USD	1 Quarter
Other income (Note 8)	`OtherNonoperatingIncome`	$385.00K	USD	3 Qtrs
Other income (Note 8)	`OtherNonoperatingIncome`	$139.00K	USD	1 Quarter
Other income (Note 8)	`OtherNonoperatingIncome`	$549.00K	USD	3 Qtrs
Other income (Note 8)	`OtherNonoperatingIncome`	$71.00K	USD	1 Quarter
Other expense (Note 8)	`OtherNonoperatingExpense`	$5.21M	USD	1 Quarter
Other expense (Note 8)	`OtherNonoperatingExpense`	$12.09M	USD	3 Qtrs
Other expense (Note 8)	`OtherNonoperatingExpense`	$5.54M	USD	1 Quarter
Other expense (Note 8)	`OtherNonoperatingExpense`	$12.43M	USD	3 Qtrs
Total	`NonoperatingIncomeExpense`	$14.33M	USD	3 Qtrs
Total	`NonoperatingIncomeExpense`	$19.38M	USD	3 Qtrs
Total	`NonoperatingIncomeExpense`	$5.06M	USD	1 Quarter
Total	`NonoperatingIncomeExpense`	$2.25M	USD	1 Quarter
Interest charges	`InterestCostsIncurred`	$154.89M	USD	3 Qtrs
Interest charges	`InterestCostsIncurred`	$146.07M	USD	3 Qtrs
Interest charges	`InterestCostsIncurred`	$51.29M	USD	1 Quarter
Interest charges	`InterestCostsIncurred`	$49.34M	USD	1 Quarter
Allowance for borrowed funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$4.32M	USD	1 Quarter
Allowance for borrowed funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$3.52M	USD	1 Quarter
Allowance for borrowed funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$12.06M	USD	3 Qtrs
Allowance for borrowed funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$14.85M	USD	3 Qtrs
Total	`InterestExpense`	$140.04M	USD	3 Qtrs
Total	`InterestExpense`	$45.82M	USD	1 Quarter
Total	`InterestExpense`	$46.97M	USD	1 Quarter
Total	`InterestExpense`	$134.01M	USD	3 Qtrs
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$401.53M	USD	1 Quarter
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$625.09M	USD	3 Qtrs
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$612.51M	USD	3 Qtrs
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$409.35M	USD	1 Quarter
INCOME TAXES	`IncomeTaxExpenseBenefit`	$141.45M	USD	1 Quarter
INCOME TAXES	`IncomeTaxExpenseBenefit`	$214.87M	USD	3 Qtrs
INCOME TAXES	`IncomeTaxExpenseBenefit`	$139.56M	USD	1 Quarter
INCOME TAXES	`IncomeTaxExpenseBenefit`	$209.10M	USD	3 Qtrs
NET INCOME	`ProfitLoss`	$267.90M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$261.98M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$410.21M	USD	3 Qtrs
NET INCOME	`ProfitLoss`	$403.41M	USD	3 Qtrs
Less: Net income attributable to noncontrolling interests (Note 5)	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.86M	USD	1 Quarter
Less: Net income attributable to noncontrolling interests (Note 5)	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.87M	USD	1 Quarter
Less: Net income attributable to noncontrolling interests (Note 5)	`NetIncomeLossAttributableToNoncontrollingInterest`	$14.07M	USD	3 Qtrs
Less: Net income attributable to noncontrolling interests (Note 5)	`NetIncomeLossAttributableToNoncontrollingInterest`	$14.62M	USD	3 Qtrs
NET INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`NetIncomeLossAvailableToCommonStockholdersBasic`	$263.03M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`NetIncomeLossAvailableToCommonStockholdersBasic`	$257.12M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`NetIncomeLossAvailableToCommonStockholdersBasic`	$396.14M	USD	3 Qtrs
NET INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`NetIncomeLossAvailableToCommonStockholdersBasic`	$388.79M	USD	3 Qtrs
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - BASIC (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	111.36M	shares	3 Qtrs
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - BASIC (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	111.04M	shares	1 Quarter
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - BASIC (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	111.42M	shares	1 Quarter
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - BASIC (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	110.98M	shares	3 Qtrs
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - DILUTED (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	111.99M	shares	3 Qtrs
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - DILUTED (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	111.62M	shares	1 Quarter
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - DILUTED (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	112.10M	shares	1 Quarter
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - DILUTED (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	111.49M	shares	3 Qtrs
Net income attributable to common shareholders - basic (in dollars per share)	`EarningsPerShareBasic`	$2.32	USD	1 Quarter
Net income attributable to common shareholders - basic (in dollars per share)	`EarningsPerShareBasic`	$3.57	USD	3 Qtrs
Net income attributable to common shareholders - basic (in dollars per share)	`EarningsPerShareBasic`	$2.36	USD	1 Quarter
Net income attributable to common shareholders - basic (in dollars per share)	`EarningsPerShareBasic`	$3.49	USD	3 Qtrs
Net income attributable to common shareholders - diluted (in dollars per share)	`EarningsPerShareDiluted`	$3.47	USD	3 Qtrs
Net income attributable to common shareholders - diluted (in dollars per share)	`EarningsPerShareDiluted`	$2.30	USD	1 Quarter
Net income attributable to common shareholders - diluted (in dollars per share)	`EarningsPerShareDiluted`	$3.55	USD	3 Qtrs
Net income attributable to common shareholders - diluted (in dollars per share)	`EarningsPerShareDiluted`	$2.35	USD	1 Quarter
DIVIDENDS DECLARED PER SHARE (in dollars per share)	`CommonStockDividendsPerShareDeclared`	-	USD	1 Quarter
DIVIDENDS DECLARED PER SHARE (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$1.25	USD	3 Qtrs
DIVIDENDS DECLARED PER SHARE (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$1.19	USD	3 Qtrs
DIVIDENDS DECLARED PER SHARE (in dollars per share)	`CommonStockDividendsPerShareDeclared`	-	USD	1 Quarter

Cash Flow Statement 94 line items

Line Item	Tag	Value	Unit	Period
NET INCOME	`ProfitLoss`	$267.90M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$261.98M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$410.21M	USD	3 Qtrs
NET INCOME	`ProfitLoss`	$403.41M	USD	3 Qtrs
Depreciation and amortization including nuclear fuel	`DepreciationDepletionAndAmortization`	$422.85M	USD	3 Qtrs
Depreciation and amortization including nuclear fuel	`DepreciationDepletionAndAmortization`	$428.12M	USD	3 Qtrs
Deferred fuel and purchased power	`IncreaseDecreaseInRegulatoryClauseRevenue`	$-137.00K	USD	3 Qtrs
Deferred fuel and purchased power	`IncreaseDecreaseInRegulatoryClauseRevenue`	$-46.19M	USD	3 Qtrs
Deferred fuel and purchased power amortization	`IncreaseDecreaseDeferredFuelAndPurchasedPowerAmortization`	$28.37M	USD	3 Qtrs
Deferred fuel and purchased power amortization	`IncreaseDecreaseDeferredFuelAndPurchasedPowerAmortization`	$19.28M	USD	3 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$31.08M	USD	3 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$10.19M	USD	1 Quarter
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$26.21M	USD	3 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$7.64M	USD	1 Quarter
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$194.91M	USD	3 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$168.07M	USD	3 Qtrs
Deferred investment tax credit	`InvestmentTaxCredit`	$9.54M	USD	3 Qtrs
Deferred investment tax credit	`InvestmentTaxCredit`	$-6.34M	USD	3 Qtrs
Change in derivative instruments fair value	`UnrealizedGainLossOnDerivatives`	$278.00K	USD	3 Qtrs
Change in derivative instruments fair value	`UnrealizedGainLossOnDerivatives`	$261.00K	USD	3 Qtrs
Customer and other receivables	`IncreaseDecreaseInReceivables`	$107.26M	USD	3 Qtrs
Customer and other receivables	`IncreaseDecreaseInReceivables`	$77.91M	USD	3 Qtrs
Accrued unbilled revenues	`IncreaseDecreaseInUnbilledReceivables`	$54.29M	USD	3 Qtrs
Accrued unbilled revenues	`IncreaseDecreaseInUnbilledReceivables`	$61.74M	USD	3 Qtrs
Materials, supplies and fossil fuel	`IncreaseDecreaseInInventories`	$22.54M	USD	3 Qtrs
Materials, supplies and fossil fuel	`IncreaseDecreaseInInventories`	$4.44M	USD	3 Qtrs
Income tax receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$-589.00K	USD	3 Qtrs
Income tax receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$-3.10M	USD	3 Qtrs
Other current assets	`IncreaseDecreaseInPrepaidExpense`	$11.66M	USD	3 Qtrs
Other current assets	`IncreaseDecreaseInPrepaidExpense`	$-1.99M	USD	3 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-57.24M	USD	3 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-53.25M	USD	3 Qtrs
Accrued taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$110.07M	USD	3 Qtrs
Accrued taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$80.92M	USD	3 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherAccruedLiabilities`	$-12.38M	USD	3 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherAccruedLiabilities`	$16.95M	USD	3 Qtrs
Change in margin and collateral accounts assets	`IncreaseDecreaseInDepositOtherAssets`	$-517.00K	USD	3 Qtrs
Change in margin and collateral accounts assets	`IncreaseDecreaseInDepositOtherAssets`	$1.29M	USD	3 Qtrs
Change in margin and collateral accounts liabilities	`ChangeInMarginAndCollateralAccountsLiabilities`	$18.09M	USD	3 Qtrs
Change in margin and collateral accounts liabilities	`ChangeInMarginAndCollateralAccountsLiabilities`	$30.68M	USD	3 Qtrs
Change in unrecognized tax benefits	`UnrecognizedTaxBenefitsPeriodIncreaseDecrease`	$-9.28M	USD	3 Qtrs
Change in unrecognized tax benefits	`UnrecognizedTaxBenefitsPeriodIncreaseDecrease`	$1.63M	USD	3 Qtrs
Change in other long-term assets	`IncreaseDecreaseInOtherOperatingAssets`	$-17.75M	USD	3 Qtrs
Change in other long-term assets	`IncreaseDecreaseInOtherOperatingAssets`	$59.59M	USD	3 Qtrs
Change in other long-term liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-24.84M	USD	3 Qtrs
Change in other long-term liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-112.44M	USD	3 Qtrs
Net cash flow provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$821.37M	USD	3 Qtrs
Net cash flow provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$765.05M	USD	3 Qtrs
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$1.01B	USD	3 Qtrs
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$778.70M	USD	3 Qtrs
Contributions in aid of construction	`ProceedsFromContributionInAidOfConstruction`	$39.35M	USD	3 Qtrs
Contributions in aid of construction	`ProceedsFromContributionInAidOfConstruction`	$33.98M	USD	3 Qtrs
Allowance for borrowed funds used during construction	`AllowanceForFundsUsedDuringConstructionInvestingActivities`	$-14.85M	USD	3 Qtrs
Allowance for borrowed funds used during construction	`AllowanceForFundsUsedDuringConstructionInvestingActivities`	$-12.06M	USD	3 Qtrs
Proceeds from nuclear decommissioning trust sales	`ProceedsFromDecommissioningFund`	$330.30M	USD	3 Qtrs
Proceeds from nuclear decommissioning trust sales	`ProceedsFromDecommissioningFund`	$447.42M	USD	3 Qtrs
Investment in nuclear decommissioning trust	`PaymentsToInvestInDecommissioningFund`	$343.49M	USD	3 Qtrs
Investment in nuclear decommissioning trust	`PaymentsToInvestInDecommissioningFund`	$449.13M	USD	3 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$18.35M	USD	3 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$2.83M	USD	3 Qtrs
Net cash flow used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-1.01B	USD	3 Qtrs
Net cash flow used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-772.79M	USD	3 Qtrs
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$693.15M	USD	3 Qtrs
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$600.00M	USD	3 Qtrs
Repayment of long-term debt	`RepaymentsOfLongTermDebt`	$344.85M	USD	3 Qtrs
Repayment of long-term debt	`RepaymentsOfLongTermDebt`	$353.56M	USD	3 Qtrs
Short-term borrowing and payments net	`ProceedsFromRepaymentsOfShortTermDebt`	$117.30M	USD	3 Qtrs
Short-term borrowing and payments net	`ProceedsFromRepaymentsOfShortTermDebt`	$-90.40M	USD	3 Qtrs
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$192.47M	USD	3 Qtrs
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$203.12M	USD	3 Qtrs
Common stock equity issuance - net of purchases	`ProceedsFromRepurchaseOfEquity`	$12.54M	USD	3 Qtrs
Common stock equity issuance - net of purchases	`ProceedsFromRepurchaseOfEquity`	$11.79M	USD	3 Qtrs
Distributions to noncontrolling interests	`PaymentsToMinorityShareholders`	$11.37M	USD	3 Qtrs
Distributions to noncontrolling interests	`PaymentsToMinorityShareholders`	$28.01M	USD	3 Qtrs
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	-	USD	3 Qtrs
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$1.00K	USD	3 Qtrs
Net cash flow provided by (used for) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-43.18M	USD	3 Qtrs
Net cash flow provided by (used for) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$254.19M	USD	3 Qtrs
NET INCREASE IN CASH AND CASH EQUIVALENTS	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$5.40M	USD	3 Qtrs
NET INCREASE IN CASH AND CASH EQUIVALENTS	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$8.78M	USD	3 Qtrs
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	`CashAndCashEquivalentsAtCarryingValue`	$7.60M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	`CashAndCashEquivalentsAtCarryingValue`	$48.27M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	`CashAndCashEquivalentsAtCarryingValue`	$13.01M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	`CashAndCashEquivalentsAtCarryingValue`	$39.49M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashAndCashEquivalentsAtCarryingValue`	$7.60M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashAndCashEquivalentsAtCarryingValue`	$48.27M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashAndCashEquivalentsAtCarryingValue`	$13.01M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashAndCashEquivalentsAtCarryingValue`	$39.49M	USD	Point-in-time
Income taxes, net of refunds	`IncomeTaxesPaidNet`	$2.56M	USD	3 Qtrs
Income taxes, net of refunds	`IncomeTaxesPaidNet`	$2.69M	USD	3 Qtrs
Interest, net of amounts capitalized	`InterestPaidNet`	$143.12M	USD	3 Qtrs
Interest, net of amounts capitalized	`InterestPaidNet`	$146.69M	USD	3 Qtrs
Accrued capital expenditures	`CapitalExpendituresIncurredButNotYetPaid`	$36.72M	USD	3 Qtrs
Accrued capital expenditures	`CapitalExpendituresIncurredButNotYetPaid`	$91.31M	USD	3 Qtrs

Stockholders Equity 30 line items

Line Item	Tag	Value	Unit	Period
Beginning balance (in shares)	`CommonStockSharesIssued`	111.10M	shares	Point-in-time
Beginning balance (in shares)	`CommonStockSharesIssued`	111.22M	shares	Point-in-time
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.72B	USD	Point-in-time
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.99B	USD	Point-in-time
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.52B	USD	Point-in-time
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.79B	USD	Point-in-time
Net income	`ProfitLoss`	$267.90M	USD	1 Quarter
Net income	`ProfitLoss`	$261.98M	USD	1 Quarter
Net income	`ProfitLoss`	$410.21M	USD	3 Qtrs
Net income	`ProfitLoss`	$403.41M	USD	3 Qtrs
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$1.61M	USD	1 Quarter
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$2.60M	USD	3 Qtrs
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$1.57M	USD	1 Quarter
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$4.15M	USD	3 Qtrs
Dividends on common stock	`DividendsCommonStock`	$131.82M	USD	3 Qtrs
Dividends on common stock	`DividendsCommonStock`	$138.95M	USD	3 Qtrs
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$16.05M	USD	3 Qtrs
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$11.31M	USD	3 Qtrs
Purchase of treasury stock	`TreasuryStockValueAcquiredCostMethod`	$6.10M	USD	3 Qtrs
Purchase of treasury stock	`TreasuryStockValueAcquiredCostMethod`	$4.88M	USD	3 Qtrs
Reissuance of treasury stock for stock-based compensation and other	`StockIssuedDuringPeriodValueTreasuryStockReissued`	$10.55M	USD	3 Qtrs
Reissuance of treasury stock for stock-based compensation and other	`StockIssuedDuringPeriodValueTreasuryStockReissued`	$7.73M	USD	3 Qtrs
Capital activities by noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$28.01M	USD	3 Qtrs
Capital activities by noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$11.37M	USD	3 Qtrs
Ending balance (in shares)	`CommonStockSharesIssued`	111.10M	shares	Point-in-time
Ending balance (in shares)	`CommonStockSharesIssued`	111.22M	shares	Point-in-time
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.72B	USD	Point-in-time
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.99B	USD	Point-in-time
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.52B	USD	Point-in-time
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.79B	USD	Point-in-time

Comprehensive Income 44 line items

Line Item	Tag	Value	Unit	Period
NET INCOME	`ProfitLoss`	$267.90M	USD	1 Quarter
Net unrealized loss, tax benefit (expense)	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax`	$-96.00K	USD	1 Quarter
Net unrealized loss, tax benefit (expense)	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax`	$392.00K	USD	3 Qtrs
Net unrealized loss, tax benefit (expense)	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax`	$-18.00K	USD	1 Quarter
NET INCOME	`ProfitLoss`	$261.98M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$410.21M	USD	3 Qtrs
NET INCOME	`ProfitLoss`	$403.41M	USD	3 Qtrs
Net unrealized loss, tax benefit (expense)	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax`	$608.00K	USD	3 Qtrs
Reclassification of net realized loss, tax benefit	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax`	$-567.00K	USD	1 Quarter
Reclassification of net realized loss, tax benefit	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax`	$-691.00K	USD	3 Qtrs
Reclassification of net realized loss, tax benefit	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax`	$-500.00K	USD	1 Quarter
Reclassification of net realized loss, tax benefit	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax`	$-1.49M	USD	3 Qtrs
Pension and other postretirement benefits activity, tax expense	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-709.00K	USD	3 Qtrs
Pension and other postretirement benefits activity, tax expense	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-1.34M	USD	3 Qtrs
Pension and other postretirement benefits activity, tax expense	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-504.00K	USD	1 Quarter
Pension and other postretirement benefits activity, tax expense	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-553.00K	USD	1 Quarter
Net unrealized gain (loss), net of tax benefit (expense)	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax`	$-29.00K	USD	1 Quarter
Net unrealized gain (loss), net of tax benefit (expense)	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax`	$-151.00K	USD	1 Quarter
Net unrealized gain (loss), net of tax benefit (expense)	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax`	$-926.00K	USD	3 Qtrs
Net unrealized gain (loss), net of tax benefit (expense)	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax`	$-595.00K	USD	3 Qtrs
Reclassification of net realized loss, net of tax benefit	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax`	$-892.00K	USD	1 Quarter
Reclassification of net realized loss, net of tax benefit	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax`	$-798.00K	USD	1 Quarter
Reclassification of net realized loss, net of tax benefit	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax`	$-3.74M	USD	3 Qtrs
Reclassification of net realized loss, net of tax benefit	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax`	$-2.56M	USD	3 Qtrs
Pension and other postretirement benefits activity, net of tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-804.00K	USD	1 Quarter
Pension and other postretirement benefits activity, net of tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-633.00K	USD	3 Qtrs
Pension and other postretirement benefits activity, net of tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-1.33M	USD	3 Qtrs
Pension and other postretirement benefits activity, net of tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-869.00K	USD	1 Quarter
Total other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$1.61M	USD	1 Quarter
Total other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$2.60M	USD	3 Qtrs
Total other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$1.57M	USD	1 Quarter
Total other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$4.15M	USD	3 Qtrs
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$269.47M	USD	1 Quarter
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$414.36M	USD	3 Qtrs
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$406.01M	USD	3 Qtrs
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$263.59M	USD	1 Quarter
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.86M	USD	1 Quarter
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.87M	USD	1 Quarter
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$14.07M	USD	3 Qtrs
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$14.62M	USD	3 Qtrs
COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`ComprehensiveIncomeNetOfTax`	$391.39M	USD	3 Qtrs
COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`ComprehensiveIncomeNetOfTax`	$264.60M	USD	1 Quarter
COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`ComprehensiveIncomeNetOfTax`	$400.29M	USD	3 Qtrs
COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`ComprehensiveIncomeNetOfTax`	$258.73M	USD	1 Quarter

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