10-Q Filing

PINNACLE WEST CAPITAL CORP CIK: 764622 Q3 2021

Filing Information

Form Type	10-Q
Accession Number	`0000764622-21-000071`
Period End Date	20210930
Filing Date	20211105
Fiscal Year	2021
Fiscal Period	Q3
XBRL Instance	pnw-20210930_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 142 Income Statement 100 Cash Flow Statement 84 Stockholders Equity 46 Comprehensive Income 44

Balance Sheet 142 line items

Line Item	Tag	Value	Unit	Period
Common stock, authorized shares (in shares)	`CommonStockSharesAuthorized`	150.00M	shares	Point-in-time
Common stock, authorized shares (in shares)	`CommonStockSharesAuthorized`	150.00M	shares	Point-in-time
Common stock, issued shares (in shares)	`CommonStockSharesIssued`	112.76M	shares	Point-in-time
Common stock, issued shares (in shares)	`CommonStockSharesIssued`	112.85M	shares	Point-in-time
Treasury stock at cost, shares (in shares)	`TreasuryStockShares`	36,153.00	shares	Point-in-time
Treasury stock at cost, shares (in shares)	`TreasuryStockShares`	72,006.00	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$25.69M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$59.97M	USD	Point-in-time
Customer and other receivables	`AccountsReceivableGrossCurrent`	$430.15M	USD	Point-in-time
Customer and other receivables	`AccountsReceivableGrossCurrent`	$313.58M	USD	Point-in-time
Accrued unbilled revenues	`ContractWithCustomerAssetNetCurrent`	$132.20M	USD	Point-in-time
Accrued unbilled revenues	`ContractWithCustomerAssetNetCurrent`	$190.53M	USD	Point-in-time
Allowance for doubtful accounts (Note 2)	`AllowanceForDoubtfulAccountsReceivableCurrent`	$19.78M	USD	Point-in-time
Allowance for doubtful accounts (Note 2)	`AllowanceForDoubtfulAccountsReceivableCurrent`	$25.30M	USD	Point-in-time
Materials and supplies (at average cost)	`OtherInventorySupplies`	$314.75M	USD	Point-in-time
Materials and supplies (at average cost)	`OtherInventorySupplies`	$351.15M	USD	Point-in-time
Income tax receivable	`IncomeTaxesReceivable`	-	USD	Point-in-time
Income tax receivable	`IncomeTaxesReceivable`	$6.79M	USD	Point-in-time
Fossil fuel (at average cost)	`EnergyRelatedInventoryOtherFossilFuel`	$19.55M	USD	Point-in-time
Fossil fuel (at average cost)	`EnergyRelatedInventoryOtherFossilFuel`	$29.89M	USD	Point-in-time
Assets from risk management activities (Note 7)	`DerivativeInstrumentsAndHedges`	$2.93M	USD	Point-in-time
Assets from risk management activities (Note 7)	`DerivativeInstrumentsAndHedges`	$126.59M	USD	Point-in-time
Deferred fuel and purchased power regulatory asset (Note 4)	`DeferredFuelAndPurchasedPowerRegulatoryAssetCurrent`	$375.18M	USD	Point-in-time
Deferred fuel and purchased power regulatory asset (Note 4)	`DeferredFuelAndPurchasedPowerRegulatoryAssetCurrent`	$175.84M	USD	Point-in-time
Other regulatory assets (Note 4)	`RegulatoryAssetsCurrent`	$122.72M	USD	Point-in-time
Other regulatory assets (Note 4)	`RegulatoryAssetsCurrent`	$115.88M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$76.63M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$82.55M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.20B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.71B	USD	Point-in-time
Nuclear decommissioning trusts (Notes 11 and 12)	`DecommissioningTrustAssetsAmount`	$1.14B	USD	Point-in-time
Nuclear decommissioning trusts (Notes 11 and 12)	`DecommissioningTrustAssetsAmount`	$1.23B	USD	Point-in-time
Other special use funds (Notes 11 and 12)	`CoalReclamationandUnionTrust`	$374.84M	USD	Point-in-time
Other special use funds (Notes 11 and 12)	`CoalReclamationandUnionTrust`	$254.51M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$160.19M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$92.92M	USD	Point-in-time
Total investments and other assets	`TotalInvestmentsAndOtherAssets`	$1.76B	USD	Point-in-time
Total investments and other assets	`TotalInvestmentsAndOtherAssets`	$1.49B	USD	Point-in-time
Plant in service and held for future use	`PropertyPlantAndEquipmentGross`	$21.39B	USD	Point-in-time
Plant in service and held for future use	`PropertyPlantAndEquipmentGross`	$20.84B	USD	Point-in-time
Accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$7.37B	USD	Point-in-time
Accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$7.11B	USD	Point-in-time
Net	`PropertyPlantAndEquipmentNet`	$14.02B	USD	Point-in-time
Net	`PropertyPlantAndEquipmentNet`	$13.73B	USD	Point-in-time
Construction work in progress	`ConstructionWorkInProgressGross`	$1.16B	USD	Point-in-time
Construction work in progress	`ConstructionWorkInProgressGross`	$937.38M	USD	Point-in-time
Palo Verde sale leaseback, net of accumulated depreciation (Note 6)	`PublicUtilitiesPropertyPlantAndEquipmentSaleLeasebackNet`	$98.04M	USD	Point-in-time
Palo Verde sale leaseback, net of accumulated depreciation (Note 6)	`PublicUtilitiesPropertyPlantAndEquipmentSaleLeasebackNet`	$95.13M	USD	Point-in-time
Intangible assets, net of accumulated amortization	`IntangibleAssetsNetExcludingGoodwill`	$282.57M	USD	Point-in-time
Intangible assets, net of accumulated amortization	`IntangibleAssetsNetExcludingGoodwill`	$273.24M	USD	Point-in-time
Nuclear fuel, net of accumulated amortization	`NuclearFuelNetOfAmortization`	$119.49M	USD	Point-in-time
Nuclear fuel, net of accumulated amortization	`NuclearFuelNetOfAmortization`	$113.64M	USD	Point-in-time
Total property, plant and equipment	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$15.67B	USD	Point-in-time
Total property, plant and equipment	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$15.16B	USD	Point-in-time
Regulatory assets (Note 4)	`RegulatoryAssetsNoncurrent`	$1.13B	USD	Point-in-time
Regulatory assets (Note 4)	`RegulatoryAssetsNoncurrent`	$1.18B	USD	Point-in-time
Operating lease right-of-use assets (Note 15)	`OperatingLeaseRightOfUseAsset`	$649.38M	USD	Point-in-time
Operating lease right-of-use assets (Note 15)	`OperatingLeaseRightOfUseAsset`	$505.06M	USD	Point-in-time
Assets for pension and other postretirement benefits (Note 5)	`DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent`	$529.72M	USD	Point-in-time
Assets for pension and other postretirement benefits (Note 5)	`DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent`	$502.99M	USD	Point-in-time
Other	`OtherDeferredCostsNet`	$34.98M	USD	Point-in-time
Other	`OtherDeferredCostsNet`	$36.37M	USD	Point-in-time
Total deferred debits	`TotalDeferredDebits`	$2.18B	USD	Point-in-time
Total deferred debits	`TotalDeferredDebits`	$2.39B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$20.02B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$21.54B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$353.59M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$318.58M	USD	Point-in-time
Accrued taxes	`TaxesPayableCurrent`	$253.50M	USD	Point-in-time
Accrued taxes	`TaxesPayableCurrent`	$159.55M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$60.05M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$56.96M	USD	Point-in-time
Common dividends payable	`DividendsPayableCurrent`	$93.53M	USD	Point-in-time
Common dividends payable	`DividendsPayableCurrent`	-	USD	Point-in-time
Short-term borrowings (Note 3)	`ShortTermBorrowings`	$125.00M	USD	Point-in-time
Short-term borrowings (Note 3)	`ShortTermBorrowings`	$169.00M	USD	Point-in-time
Current maturities of long-term debt (Note 3)	`OtherLongTermDebtCurrent`	-	USD	Point-in-time
Current maturities of long-term debt (Note 3)	`OtherLongTermDebtCurrent`	$150.00M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$44.09M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$48.34M	USD	Point-in-time
Liabilities from risk management activities (Note 7)	`DerivativeInstrumentsAndHedgesLiabilities`	$7.56M	USD	Point-in-time
Liabilities from risk management activities (Note 7)	`DerivativeInstrumentsAndHedgesLiabilities`	$1.65M	USD	Point-in-time
Liabilities for asset retirements (Note 16)	`AssetRetirementObligationCurrent`	$15.59M	USD	Point-in-time
Liabilities for asset retirements (Note 16)	`AssetRetirementObligationCurrent`	$6.07M	USD	Point-in-time
Operating lease liabilities (Note 15)	`OperatingLeaseLiabilityCurrent`	$74.78M	USD	Point-in-time
Operating lease liabilities (Note 15)	`OperatingLeaseLiabilityCurrent`	$130.08M	USD	Point-in-time
Regulatory liabilities (Note 4)	`RegulatoryLiabilityCurrent`	$229.09M	USD	Point-in-time
Regulatory liabilities (Note 4)	`RegulatoryLiabilityCurrent`	$379.19M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$187.45M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$146.04M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.65B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.36B	USD	Point-in-time
LONG-TERM DEBT LESS CURRENT MATURITIES (Note 3)	`LongTermDebtNoncurrent`	$6.76B	USD	Point-in-time
LONG-TERM DEBT LESS CURRENT MATURITIES (Note 3)	`LongTermDebtNoncurrent`	$6.31B	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$2.29B	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$2.14B	USD	Point-in-time
Regulatory liabilities (Note 4)	`RegulatoryLiabilityNoncurrent`	$2.43B	USD	Point-in-time
Regulatory liabilities (Note 4)	`RegulatoryLiabilityNoncurrent`	$2.45B	USD	Point-in-time
Liabilities for asset retirements (Note 16)	`LiabilitiesForAssetRetirementObligationsNoncurrent`	$752.01M	USD	Point-in-time
Liabilities for asset retirements (Note 16)	`LiabilitiesForAssetRetirementObligationsNoncurrent`	$689.50M	USD	Point-in-time
Liabilities for pension benefits (Note 5)	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$166.48M	USD	Point-in-time
Liabilities for pension benefits (Note 5)	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$160.97M	USD	Point-in-time
Liabilities from risk management activities (Note 7)	`DerivativeLiabilitiesNoncurrent`	-	USD	Point-in-time
Liabilities from risk management activities (Note 7)	`DerivativeLiabilitiesNoncurrent`	$11.06M	USD	Point-in-time
Customer advances	`ContractWithCustomerLiabilityNoncurrent`	$221.03M	USD	Point-in-time
Customer advances	`ContractWithCustomerLiabilityNoncurrent`	$247.33M	USD	Point-in-time
Coal mine reclamation	`MineReclamationAndClosingLiabilityNoncurrent`	$170.10M	USD	Point-in-time
Coal mine reclamation	`MineReclamationAndClosingLiabilityNoncurrent`	$173.49M	USD	Point-in-time
Deferred investment tax credit	`AccumulatedDeferredInvestmentTaxCredit`	$191.37M	USD	Point-in-time
Deferred investment tax credit	`AccumulatedDeferredInvestmentTaxCredit`	$183.04M	USD	Point-in-time
Unrecognized tax benefits	`LiabilityForUncertainTaxPositionsNoncurrent`	$5.83M	USD	Point-in-time
Unrecognized tax benefits	`LiabilityForUncertainTaxPositionsNoncurrent`	$5.68M	USD	Point-in-time
Operating lease liabilities (Note 15)	`OperatingLeaseLiabilityNoncurrent`	$478.85M	USD	Point-in-time
Operating lease liabilities (Note 15)	`OperatingLeaseLiabilityNoncurrent`	$361.34M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$190.64M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$215.61M	USD	Point-in-time
Total deferred credits and other	`DeferredCreditsAndOtherLiabilities`	$6.94B	USD	Point-in-time
Total deferred credits and other	`DeferredCreditsAndOtherLiabilities`	$6.59B	USD	Point-in-time
COMMITMENTS AND CONTINGENCIES (NOTE 8)	`CommitmentsAndContingencies`	-	USD	Point-in-time
COMMITMENTS AND CONTINGENCIES (NOTE 8)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Common stock, no par value; authorized 150,000,000 shares, 112,852,121 and 112,760,051 issued at respective dates	`CommonStockValue`	$2.68B	USD	Point-in-time
Common stock, no par value; authorized 150,000,000 shares, 112,852,121 and 112,760,051 issued at respective dates	`CommonStockValue`	$2.70B	USD	Point-in-time
Treasury stock at cost; 36,153 and 72,006 shares at respective dates	`TreasuryStockValue`	$6.29M	USD	Point-in-time
Treasury stock at cost; 36,153 and 72,006 shares at respective dates	`TreasuryStockValue`	$3.08M	USD	Point-in-time
Total common stock	`CommonStockValueCommonAndTreasury`	$2.70B	USD	Point-in-time
Total common stock	`CommonStockValueCommonAndTreasury`	$2.67B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$3.43B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$3.03B	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-59.67M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-62.80M	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$5.63B	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$6.06B	USD	Point-in-time
Noncontrolling interests (Note 6)	`MinorityInterest`	$121.58M	USD	Point-in-time
Noncontrolling interests (Note 6)	`MinorityInterest`	$119.29M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.97B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.61B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.19B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.75B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.55B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.83B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$21.54B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$20.02B	USD	Point-in-time

Income Statement 100 line items

Line Item	Tag	Value	Unit	Period
OPERATING REVENUES (NOTE 2)	`Revenues`	$2.85B	USD	3 Qtrs
OPERATING REVENUES (NOTE 2)	`Revenues`	$1.25B	USD	1 Quarter
OPERATING REVENUES (NOTE 2)	`Revenues`	$3.00B	USD	3 Qtrs
OPERATING REVENUES (NOTE 2)	`Revenues`	$1.31B	USD	1 Quarter
Fuel and purchased power	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$427.45M	USD	1 Quarter
Fuel and purchased power	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$895.51M	USD	3 Qtrs
Fuel and purchased power	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$780.07M	USD	3 Qtrs
Fuel and purchased power	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$353.17M	USD	1 Quarter
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$692.13M	USD	3 Qtrs
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$677.68M	USD	3 Qtrs
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$236.97M	USD	1 Quarter
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$232.39M	USD	1 Quarter
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$152.70M	USD	1 Quarter
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$480.09M	USD	3 Qtrs
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$459.26M	USD	3 Qtrs
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$163.52M	USD	1 Quarter
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$168.51M	USD	3 Qtrs
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$176.59M	USD	3 Qtrs
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$54.98M	USD	1 Quarter
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$57.61M	USD	1 Quarter
Other expenses - net	`OtherCostAndExpenseOperating`	$5.36M	USD	3 Qtrs
Other expenses - net	`OtherCostAndExpenseOperating`	$1.68M	USD	1 Quarter
Other expenses - net	`OtherCostAndExpenseOperating`	$-2.09M	USD	1 Quarter
Other expenses - net	`OtherCostAndExpenseOperating`	$3.19M	USD	3 Qtrs
Total	`CostsAndExpenses`	$799.49M	USD	1 Quarter
Total	`CostsAndExpenses`	$2.09B	USD	3 Qtrs
Total	`CostsAndExpenses`	$878.88M	USD	1 Quarter
Total	`CostsAndExpenses`	$2.25B	USD	3 Qtrs
OPERATING INCOME	`OperatingIncomeLoss`	$455.01M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$429.37M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$755.29M	USD	3 Qtrs
OPERATING INCOME	`OperatingIncomeLoss`	$757.30M	USD	3 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$11.35M	USD	1 Quarter
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$24.65M	USD	3 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$30.55M	USD	3 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$8.14M	USD	1 Quarter
Pension and other postretirement non-service credits - net	`PensionAndOtherPostretirementBenefitExpense`	$-28.14M	USD	1 Quarter
Pension and other postretirement non-service credits - net	`PensionAndOtherPostretirementBenefitExpense`	$-84.10M	USD	3 Qtrs
Pension and other postretirement non-service credits - net	`PensionAndOtherPostretirementBenefitExpense`	$-14.12M	USD	1 Quarter
Pension and other postretirement non-service credits - net	`PensionAndOtherPostretirementBenefitExpense`	$-42.17M	USD	3 Qtrs
Other income (Note 9)	`OtherNonoperatingIncome`	$36.72M	USD	3 Qtrs
Other income (Note 9)	`OtherNonoperatingIncome`	$13.88M	USD	1 Quarter
Other income (Note 9)	`OtherNonoperatingIncome`	$12.08M	USD	1 Quarter
Other income (Note 9)	`OtherNonoperatingIncome`	$42.89M	USD	3 Qtrs
Other expense (Note 9)	`OtherNonoperatingExpense`	$14.43M	USD	3 Qtrs
Other expense (Note 9)	`OtherNonoperatingExpense`	$15.22M	USD	3 Qtrs
Other expense (Note 9)	`OtherNonoperatingExpense`	$5.84M	USD	1 Quarter
Other expense (Note 9)	`OtherNonoperatingExpense`	$6.18M	USD	1 Quarter
Total	`NonoperatingIncomeExpense`	$45.39M	USD	1 Quarter
Total	`NonoperatingIncomeExpense`	$95.28M	USD	3 Qtrs
Total	`NonoperatingIncomeExpense`	$136.15M	USD	3 Qtrs
Total	`NonoperatingIncomeExpense`	$30.30M	USD	1 Quarter
Interest charges	`InterestCostsIncurred`	$64.07M	USD	1 Quarter
Interest charges	`InterestCostsIncurred`	$188.78M	USD	3 Qtrs
Interest charges	`InterestCostsIncurred`	$61.50M	USD	1 Quarter
Interest charges	`InterestCostsIncurred`	$183.42M	USD	3 Qtrs
Allowance for borrowed funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$15.47M	USD	3 Qtrs
Allowance for borrowed funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$13.49M	USD	3 Qtrs
Allowance for borrowed funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$5.27M	USD	1 Quarter
Allowance for borrowed funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$4.66M	USD	1 Quarter
Total	`InterestExpense`	$56.83M	USD	1 Quarter
Total	`InterestExpense`	$169.93M	USD	3 Qtrs
Total	`InterestExpense`	$173.32M	USD	3 Qtrs
Total	`InterestExpense`	$58.79M	USD	1 Quarter
INCOME BEFORE INCOME TAXES	`IncomeLossIncludingPortionAttributableToNoncontrollingInterest`	$415.97M	USD	1 Quarter
INCOME BEFORE INCOME TAXES	`IncomeLossIncludingPortionAttributableToNoncontrollingInterest`	$428.48M	USD	1 Quarter
INCOME BEFORE INCOME TAXES	`IncomeLossIncludingPortionAttributableToNoncontrollingInterest`	$718.13M	USD	3 Qtrs
INCOME BEFORE INCOME TAXES	`IncomeLossIncludingPortionAttributableToNoncontrollingInterest`	$682.66M	USD	3 Qtrs
INCOME TAXES	`IncomeTaxExpenseBenefit`	$77.23M	USD	1 Quarter
INCOME TAXES	`IncomeTaxExpenseBenefit`	$114.07M	USD	3 Qtrs
INCOME TAXES	`IncomeTaxExpenseBenefit`	$98.09M	USD	3 Qtrs
INCOME TAXES	`IncomeTaxExpenseBenefit`	$71.86M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$351.25M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$344.10M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$584.57M	USD	3 Qtrs
NET INCOME	`ProfitLoss`	$604.05M	USD	3 Qtrs
Less: Net income attributable to noncontrolling interests (Note 6)	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.87M	USD	1 Quarter
Less: Net income attributable to noncontrolling interests (Note 6)	`NetIncomeLossAttributableToNoncontrollingInterest`	$12.92M	USD	3 Qtrs
Less: Net income attributable to noncontrolling interests (Note 6)	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.31M	USD	1 Quarter
Less: Net income attributable to noncontrolling interests (Note 6)	`NetIncomeLossAttributableToNoncontrollingInterest`	$14.62M	USD	3 Qtrs
NET INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`NetIncomeLossAvailableToCommonStockholdersBasic`	$569.95M	USD	3 Qtrs
NET INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`NetIncomeLossAvailableToCommonStockholdersBasic`	$346.37M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`NetIncomeLossAvailableToCommonStockholdersBasic`	$591.14M	USD	3 Qtrs
NET INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`NetIncomeLossAvailableToCommonStockholdersBasic`	$339.80M	USD	1 Quarter
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - BASIC (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	112.92M	shares	1 Quarter
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - BASIC (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	112.64M	shares	3 Qtrs
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - BASIC (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	112.88M	shares	3 Qtrs
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - BASIC (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	112.68M	shares	1 Quarter
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - DILUTED (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	112.99M	shares	1 Quarter
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - DILUTED (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	113.22M	shares	1 Quarter
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - DILUTED (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	113.18M	shares	3 Qtrs
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - DILUTED (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	112.91M	shares	3 Qtrs
Net income attributable to common shareholders - basic (in dollars per share)	`EarningsPerShareBasic`	$5.24	USD	3 Qtrs
Net income attributable to common shareholders - basic (in dollars per share)	`EarningsPerShareBasic`	$3.07	USD	1 Quarter
Net income attributable to common shareholders - basic (in dollars per share)	`EarningsPerShareBasic`	$3.01	USD	1 Quarter
Net income attributable to common shareholders - basic (in dollars per share)	`EarningsPerShareBasic`	$5.06	USD	3 Qtrs
Net income attributable to common shareholders - diluted (in dollars per share)	`EarningsPerShareDiluted`	$3.00	USD	1 Quarter
Net income attributable to common shareholders - diluted (in dollars per share)	`EarningsPerShareDiluted`	$5.22	USD	3 Qtrs
Net income attributable to common shareholders - diluted (in dollars per share)	`EarningsPerShareDiluted`	$3.07	USD	1 Quarter
Net income attributable to common shareholders - diluted (in dollars per share)	`EarningsPerShareDiluted`	$5.05	USD	3 Qtrs

Cash Flow Statement 84 line items

Line Item	Tag	Value	Unit	Period
Net Income	`ProfitLoss`	$351.25M	USD	1 Quarter
Net Income	`ProfitLoss`	$344.10M	USD	1 Quarter
Net Income	`ProfitLoss`	$584.57M	USD	3 Qtrs
Net Income	`ProfitLoss`	$604.05M	USD	3 Qtrs
Depreciation and amortization including nuclear fuel	`DepreciationDepletionAndAmortization`	$532.34M	USD	3 Qtrs
Depreciation and amortization including nuclear fuel	`DepreciationDepletionAndAmortization`	$515.74M	USD	3 Qtrs
Deferred fuel and purchased power	`IncreaseDecreaseInRegulatoryClauseRevenue`	$-82.68M	USD	3 Qtrs
Deferred fuel and purchased power	`IncreaseDecreaseInRegulatoryClauseRevenue`	$-224.54M	USD	3 Qtrs
Deferred fuel and purchased power amortization	`IncreaseDecreaseDeferredFuelAndPurchasedPowerAmortization`	$25.20M	USD	3 Qtrs
Deferred fuel and purchased power amortization	`IncreaseDecreaseDeferredFuelAndPurchasedPowerAmortization`	$-9.29M	USD	3 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$11.35M	USD	1 Quarter
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$24.65M	USD	3 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$30.55M	USD	3 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$8.14M	USD	1 Quarter
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$91.08M	USD	3 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$104.13M	USD	3 Qtrs
Deferred investment tax credit	`DeferredInvestmentTaxCredit`	$8.54M	USD	3 Qtrs
Deferred investment tax credit	`DeferredInvestmentTaxCredit`	$8.33M	USD	3 Qtrs
Stock compensation	`ShareBasedCompensation`	$16.71M	USD	3 Qtrs
Stock compensation	`ShareBasedCompensation`	$12.12M	USD	3 Qtrs
Customer and other receivables	`IncreaseDecreaseInAccountsAndNotesReceivable`	$119.00M	USD	3 Qtrs
Customer and other receivables	`IncreaseDecreaseInAccountsAndNotesReceivable`	$110.58M	USD	3 Qtrs
Accrued unbilled revenues	`IncreaseDecreaseInContractWithCustomerAsset`	$47.18M	USD	3 Qtrs
Accrued unbilled revenues	`IncreaseDecreaseInContractWithCustomerAsset`	$58.33M	USD	3 Qtrs
Materials, supplies and fossil fuel	`IncreaseDecreaseInInventories`	$-6.84M	USD	3 Qtrs
Materials, supplies and fossil fuel	`IncreaseDecreaseInInventories`	$46.74M	USD	3 Qtrs
Income tax receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$-17.40M	USD	3 Qtrs
Income tax receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$-6.79M	USD	3 Qtrs
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$19.13M	USD	3 Qtrs
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$20.53M	USD	3 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$19.00M	USD	3 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-6.40M	USD	3 Qtrs
Accrued taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$93.95M	USD	3 Qtrs
Accrued taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$76.46M	USD	3 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherAccruedLiabilities`	$6.95M	USD	3 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherAccruedLiabilities`	$-26.49M	USD	3 Qtrs
Change in other long-term assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$10.15M	USD	3 Qtrs
Change in other long-term assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$177.57M	USD	3 Qtrs
Change in other long-term liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-210.72M	USD	3 Qtrs
Change in other long-term liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-39.39M	USD	3 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$772.02M	USD	3 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$660.51M	USD	3 Qtrs
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$971.05M	USD	3 Qtrs
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$1.01B	USD	3 Qtrs
Contributions in aid of construction	`ProceedsFromContributionInAidOfConstruction`	$67.28M	USD	3 Qtrs
Contributions in aid of construction	`ProceedsFromContributionInAidOfConstruction`	$41.46M	USD	3 Qtrs
Allowance for borrowed funds used during construction	`AllowanceForFundsUsedDuringConstructionInvestingActivities`	$-15.47M	USD	3 Qtrs
Allowance for borrowed funds used during construction	`AllowanceForFundsUsedDuringConstructionInvestingActivities`	$-13.49M	USD	3 Qtrs
Proceeds from nuclear decommissioning trusts sales and other special use funds	`ProceedsfromDecommissioningTrustFundAssetsAndOtherSpecialUseFunds`	$797.18M	USD	3 Qtrs
Proceeds from nuclear decommissioning trusts sales and other special use funds	`ProceedsfromDecommissioningTrustFundAssetsAndOtherSpecialUseFunds`	$607.88M	USD	3 Qtrs
Investment in nuclear decommissioning trusts and other special use funds	`PaymentstoAcquireInvestmentstobeHeldinDecommissioningTrustFundAndOtherSpecialUseFunds`	$815.19M	USD	3 Qtrs
Investment in nuclear decommissioning trusts and other special use funds	`PaymentstoAcquireInvestmentstobeHeldinDecommissioningTrustFundAndOtherSpecialUseFunds`	$624.25M	USD	3 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$-10.32M	USD	3 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$-3.94M	USD	3 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-962.31M	USD	3 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-955.50M	USD	3 Qtrs
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$1.48B	USD	3 Qtrs
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$597.00M	USD	3 Qtrs
Short-term borrowing and (repayments) - net	`ProceedsfromRepaymentsofShorttermDebtNet`	$-25.00M	USD	3 Qtrs
Short-term borrowing and (repayments) - net	`ProceedsfromRepaymentsofShorttermDebtNet`	$-42.75M	USD	3 Qtrs
Short-term debt borrowings under revolving credit facility	`ProceedsFromLinesOfCredit`	$751.69M	USD	3 Qtrs
Short-term debt borrowings under revolving credit facility	`ProceedsFromLinesOfCredit`	-	USD	3 Qtrs
Short-term debt repayments under revolving credit facility	`RepaymentsOfLinesOfCredit`	$19.00M	USD	3 Qtrs
Short-term debt repayments under revolving credit facility	`RepaymentsOfLinesOfCredit`	$765.69M	USD	3 Qtrs
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$258.92M	USD	3 Qtrs
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$275.33M	USD	3 Qtrs
Repayment of long-term debt	`RepaymentsOfLongTermDebt`	$800.00M	USD	3 Qtrs
Repayment of long-term debt	`RepaymentsOfLongTermDebt`	-	USD	3 Qtrs
Common stock equity issuances and (purchases) - net	`ProceedsFromRepurchaseOfEquity`	$-1.65M	USD	3 Qtrs
Common stock equity issuances and (purchases) - net	`ProceedsFromRepurchaseOfEquity`	$477.00K	USD	3 Qtrs
Distributions to noncontrolling interests	`PaymentsToMinorityShareholders`	$10.63M	USD	3 Qtrs
Distributions to noncontrolling interests	`PaymentsToMinorityShareholders`	$11.37M	USD	3 Qtrs
Net cash provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$267.52M	USD	3 Qtrs
Net cash provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$355.13M	USD	3 Qtrs
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-34.28M	USD	3 Qtrs
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$171.64M	USD	3 Qtrs
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$25.69M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$181.93M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$59.97M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$10.28M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$25.69M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$181.93M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$59.97M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$10.28M	USD	Point-in-time

Stockholders Equity 46 line items

Line Item	Tag	Value	Unit	Period
Dividends on common stock (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$1.66	USD	3 Qtrs
Dividends on common stock (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$1.57	USD	3 Qtrs
Beginning balance (in shares)	`CommonStockSharesIssued`	112.76M	shares	Point-in-time
Beginning balance (in shares)	`CommonStockSharesIssued`	112.85M	shares	Point-in-time
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.97B	USD	Point-in-time
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.61B	USD	Point-in-time
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.19B	USD	Point-in-time
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.75B	USD	Point-in-time
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.55B	USD	Point-in-time
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.83B	USD	Point-in-time
Net income	`ProfitLoss`	$351.25M	USD	1 Quarter
Net income	`ProfitLoss`	$344.10M	USD	1 Quarter
Net income	`ProfitLoss`	$584.57M	USD	3 Qtrs
Net income	`ProfitLoss`	$604.05M	USD	3 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$3.13M	USD	3 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$384.00K	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$912.00K	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-395.00K	USD	3 Qtrs
Dividends on common stock	`DividendsCommonStockNet`	$-1.00K	USD	1 Quarter
Dividends on common stock	`DividendsCommonStockNet`	$-11.00K	USD	1 Quarter
Dividends on common stock	`DividendsCommonStockNet`	$187.16M	USD	3 Qtrs
Dividends on common stock	`DividendsCommonStockNet`	$176.08M	USD	3 Qtrs
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$6.54M	USD	1 Quarter
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$10.80M	USD	3 Qtrs
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$4.84M	USD	1 Quarter
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$21.07M	USD	3 Qtrs
Purchase of treasury stock	`TreasuryStockValueAcquiredCostMethod`	$1.33M	USD	3 Qtrs
Purchase of treasury stock	`TreasuryStockValueAcquiredCostMethod`	$109.00K	USD	1 Quarter
Purchase of treasury stock	`TreasuryStockValueAcquiredCostMethod`	$3.12M	USD	3 Qtrs
Reissuance of treasury stock for stock-based compensation and other	`StockIssuedDuringPeriodValueTreasuryStockReissued`	$333.00K	USD	1 Quarter
Reissuance of treasury stock for stock-based compensation and other	`StockIssuedDuringPeriodValueTreasuryStockReissued`	$4.54M	USD	3 Qtrs
Reissuance of treasury stock for stock-based compensation and other	`StockIssuedDuringPeriodValueTreasuryStockReissued`	$9.58M	USD	3 Qtrs
Capital activities by noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$10.63M	USD	3 Qtrs
Capital activities by noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$11.37M	USD	3 Qtrs
Other	`StockholdersEquityOther`	$-4.00K	USD	1 Quarter
Other	`StockholdersEquityOther`	$-5.00K	USD	3 Qtrs
Other	`StockholdersEquityOther`	-	USD	3 Qtrs
Other	`StockholdersEquityOther`	$-1.00K	USD	1 Quarter
Ending balance (in shares)	`CommonStockSharesIssued`	112.76M	shares	Point-in-time
Ending balance (in shares)	`CommonStockSharesIssued`	112.85M	shares	Point-in-time
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.97B	USD	Point-in-time
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.61B	USD	Point-in-time
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.19B	USD	Point-in-time
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.75B	USD	Point-in-time
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.55B	USD	Point-in-time
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.83B	USD	Point-in-time

Comprehensive Income 44 line items

Line Item	Tag	Value	Unit	Period
NET INCOME	`ProfitLoss`	$351.25M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$344.10M	USD	1 Quarter
Net unrealized gain, tax benefit (expense)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$-1.02M	USD	3 Qtrs
Net unrealized gain, tax benefit (expense)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$308.00K	USD	3 Qtrs
NET INCOME	`ProfitLoss`	$584.57M	USD	3 Qtrs
Net unrealized gain, tax benefit (expense)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$-64.00K	USD	1 Quarter
Net unrealized gain, tax benefit (expense)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$-219.00K	USD	1 Quarter
NET INCOME	`ProfitLoss`	$604.05M	USD	3 Qtrs
Reclassification of net realized gain, tax expense	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax`	-	USD	3 Qtrs
Reclassification of net realized gain, tax expense	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax`	-	USD	1 Quarter
Reclassification of net realized gain, tax expense	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax`	$481.00K	USD	3 Qtrs
Reclassification of net realized gain, tax expense	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax`	-	USD	1 Quarter
Pension and other postretirement benefits activity, tax expense	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-256.00K	USD	3 Qtrs
Pension and other postretirement benefits activity, tax expense	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-345.00K	USD	1 Quarter
Pension and other postretirement benefits activity, tax expense	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-363.00K	USD	1 Quarter
Pension and other postretirement benefits activity, tax expense	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-720.00K	USD	3 Qtrs
Net unrealized gain (loss), net of tax benefit (expense)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$-194.00K	USD	1 Quarter
Net unrealized gain (loss), net of tax benefit (expense)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$-1.92M	USD	3 Qtrs
Net unrealized gain (loss), net of tax benefit (expense)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$-659.00K	USD	1 Quarter
Net unrealized gain (loss), net of tax benefit (expense)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$938.00K	USD	3 Qtrs
Reclassification of net realized gain, net of tax expense	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$-282.00K	USD	3 Qtrs
Reclassification of net realized gain, net of tax expense	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	-	USD	3 Qtrs
Reclassification of net realized gain, net of tax expense	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	-	USD	1 Quarter
Reclassification of net realized gain, net of tax expense	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	-	USD	1 Quarter
Pension and other postretirement benefit activity, net of tax expense	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-1.11M	USD	1 Quarter
Pension and other postretirement benefit activity, net of tax expense	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-2.19M	USD	3 Qtrs
Pension and other postretirement benefit activity, net of tax expense	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-1.24M	USD	3 Qtrs
Pension and other postretirement benefit activity, net of tax expense	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-1.04M	USD	1 Quarter
Total other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$3.13M	USD	3 Qtrs
Total other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$384.00K	USD	1 Quarter
Total other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$912.00K	USD	1 Quarter
Total other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$-395.00K	USD	3 Qtrs
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$345.02M	USD	1 Quarter
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$351.63M	USD	1 Quarter
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$607.18M	USD	3 Qtrs
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$584.17M	USD	3 Qtrs
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.87M	USD	1 Quarter
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$12.92M	USD	3 Qtrs
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.31M	USD	1 Quarter
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$14.62M	USD	3 Qtrs
COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`ComprehensiveIncomeNetOfTax`	$569.55M	USD	3 Qtrs
COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`ComprehensiveIncomeNetOfTax`	$594.27M	USD	3 Qtrs
COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`ComprehensiveIncomeNetOfTax`	$346.76M	USD	1 Quarter
COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`ComprehensiveIncomeNetOfTax`	$340.71M	USD	1 Quarter

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