10-Q Filing

PINNACLE WEST CAPITAL CORP CIK: 764622 Q2 2019

Filing Information

Form Type	10-Q
Accession Number	`0000764622-19-000073`
Period End Date	20190630
Filing Date	20190808
Fiscal Year	2019
Fiscal Period	Q2
XBRL Instance	pnw-06301910q_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 142 Income Statement 100 Cash Flow Statement 88 Stockholders Equity 47 Comprehensive Income 44

Balance Sheet 142 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 (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`	112.36M	shares	Point-in-time
Common stock, issued shares (in shares)	`CommonStockSharesIssued`	112.16M	shares	Point-in-time
Treasury stock at cost, shares (in shares)	`TreasuryStockShares`	58,135.00	shares	Point-in-time
Treasury stock at cost, shares (in shares)	`TreasuryStockShares`	58,219.00	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$5.77M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$1.65M	USD	Point-in-time
Customer and other receivables	`AccountsReceivableGrossCurrent`	$267.89M	USD	Point-in-time
Customer and other receivables	`AccountsReceivableGrossCurrent`	$263.84M	USD	Point-in-time
Accrued unbilled revenues	`ContractWithCustomerAssetNetCurrent`	$193.66M	USD	Point-in-time
Accrued unbilled revenues	`ContractWithCustomerAssetNetCurrent`	$137.17M	USD	Point-in-time
Allowance for doubtful accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$3.10M	USD	Point-in-time
Allowance for doubtful accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$4.07M	USD	Point-in-time
Materials and supplies (at average cost)	`OtherInventorySupplies`	$269.06M	USD	Point-in-time
Materials and supplies (at average cost)	`OtherInventorySupplies`	$289.93M	USD	Point-in-time
Fossil fuel (at average cost)	`EnergyRelatedInventoryOtherFossilFuel`	$25.45M	USD	Point-in-time
Fossil fuel (at average cost)	`EnergyRelatedInventoryOtherFossilFuel`	$25.03M	USD	Point-in-time
Assets from risk management activities (Note 7)	`DerivativeInstrumentsAndHedges`	$1.11M	USD	Point-in-time
Assets from risk management activities (Note 7)	`DerivativeInstrumentsAndHedges`	$459.00K	USD	Point-in-time
Deferred fuel and purchased power regulatory asset (Note 4)	`DeferredFuelAndPurchasedPowerRegulatoryAssetCurrent`	$30.56M	USD	Point-in-time
Deferred fuel and purchased power regulatory asset (Note 4)	`DeferredFuelAndPurchasedPowerRegulatoryAssetCurrent`	$37.16M	USD	Point-in-time
Other regulatory assets (Note 4)	`RegulatoryAssetsCurrent`	$153.90M	USD	Point-in-time
Other regulatory assets (Note 4)	`RegulatoryAssetsCurrent`	$129.74M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$72.22M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$56.13M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.03B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$924.99M	USD	Point-in-time
Nuclear decommissioning trust (Notes 11 and 12)	`DecommissioningTrustAssetsAmount`	$950.45M	USD	Point-in-time
Nuclear decommissioning trust (Notes 11 and 12)	`DecommissioningTrustAssetsAmount`	$851.13M	USD	Point-in-time
Other special use funds (Notes 11 and 12)	`CoalReclamationandUnionTrust`	$236.10M	USD	Point-in-time
Other special use funds (Notes 11 and 12)	`CoalReclamationandUnionTrust`	$241.56M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$97.32M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$103.25M	USD	Point-in-time
Total investments and other assets	`TotalInvestmentsAndOtherAssets`	$1.29B	USD	Point-in-time
Total investments and other assets	`TotalInvestmentsAndOtherAssets`	$1.19B	USD	Point-in-time
Plant in service and held for future use	`PropertyPlantAndEquipmentGross`	$19.63B	USD	Point-in-time
Plant in service and held for future use	`PropertyPlantAndEquipmentGross`	$18.74B	USD	Point-in-time
Accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$6.47B	USD	Point-in-time
Accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$6.37B	USD	Point-in-time
Net	`PropertyPlantAndEquipmentNet`	$13.16B	USD	Point-in-time
Net	`PropertyPlantAndEquipmentNet`	$12.37B	USD	Point-in-time
Construction work in progress	`ConstructionInProgressGross`	$568.89M	USD	Point-in-time
Construction work in progress	`ConstructionInProgressGross`	$1.17B	USD	Point-in-time
Palo Verde sale leaseback, net of accumulated depreciation (Note 6)	`VariableInterestEntityConsolidatedCarryingAmountAssets`	$103.84M	USD	Point-in-time
Palo Verde sale leaseback, net of accumulated depreciation (Note 6)	`VariableInterestEntityConsolidatedCarryingAmountAssets`	$105.78M	USD	Point-in-time
Intangible assets, net of accumulated amortization	`IntangibleAssetsNetExcludingGoodwill`	$262.90M	USD	Point-in-time
Intangible assets, net of accumulated amortization	`IntangibleAssetsNetExcludingGoodwill`	$261.58M	USD	Point-in-time
Nuclear fuel, net of accumulated amortization	`NuclearFuelNetOfAmortization`	$120.22M	USD	Point-in-time
Nuclear fuel, net of accumulated amortization	`NuclearFuelNetOfAmortization`	$159.63M	USD	Point-in-time
Total property, plant and equipment	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$14.03B	USD	Point-in-time
Total property, plant and equipment	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$14.25B	USD	Point-in-time
Regulatory assets (Note 4)	`RegulatoryAssetsNoncurrent`	$1.34B	USD	Point-in-time
Regulatory assets (Note 4)	`RegulatoryAssetsNoncurrent`	$1.32B	USD	Point-in-time
Operating lease right-of-use assets (Note 16)	`OperatingLeaseRightOfUseAsset`	$176.22M	USD	Point-in-time
Operating lease right-of-use assets (Note 16)	`OperatingLeaseRightOfUseAsset`	-	USD	Point-in-time
Assets for other postretirement benefits (Note 5)	`DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent`	$56.34M	USD	Point-in-time
Assets for other postretirement benefits (Note 5)	`DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent`	$46.91M	USD	Point-in-time
Other	`OtherDeferredCostsNet`	$40.37M	USD	Point-in-time
Other	`OtherDeferredCostsNet`	$129.31M	USD	Point-in-time
Total deferred debits	`TotalDeferredDebits`	$1.59B	USD	Point-in-time
Total deferred debits	`TotalDeferredDebits`	$1.52B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$18.17B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$17.66B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$327.97M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$277.34M	USD	Point-in-time
Accrued taxes	`TaxesPayableCurrent`	$158.92M	USD	Point-in-time
Accrued taxes	`TaxesPayableCurrent`	$154.82M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$61.11M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$50.58M	USD	Point-in-time
Common dividends payable	`DividendsPayableCurrent`	$82.67M	USD	Point-in-time
Common dividends payable	`DividendsPayableCurrent`	$82.82M	USD	Point-in-time
Short-term borrowings (Note 3)	`ShortTermBorrowings`	$76.40M	USD	Point-in-time
Short-term borrowings (Note 3)	`ShortTermBorrowings`	$432.37M	USD	Point-in-time
Current maturities of long-term debt (Note 3)	`OtherLongTermDebtCurrent`	$250.00M	USD	Point-in-time
Current maturities of long-term debt (Note 3)	`OtherLongTermDebtCurrent`	$500.00M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$84.18M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$91.17M	USD	Point-in-time
Liabilities from risk management activities (Note 7)	`DerivativeInstrumentsAndHedgesLiabilities`	$58.83M	USD	Point-in-time
Liabilities from risk management activities (Note 7)	`DerivativeInstrumentsAndHedgesLiabilities`	$35.51M	USD	Point-in-time
Liabilities for asset retirements	`AssetRetirementObligationCurrent`	$21.95M	USD	Point-in-time
Liabilities for asset retirements	`AssetRetirementObligationCurrent`	$19.84M	USD	Point-in-time
Operating lease liabilities (Note 16)	`OperatingLeaseLiabilityCurrent`	-	USD	Point-in-time
Operating lease liabilities (Note 16)	`OperatingLeaseLiabilityCurrent`	$60.60M	USD	Point-in-time
Regulatory liabilities (Note 4)	`RegulatoryLiabilityCurrent`	$165.88M	USD	Point-in-time
Regulatory liabilities (Note 4)	`RegulatoryLiabilityCurrent`	$231.86M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$140.88M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$184.23M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.65B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.90B	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$1.84B	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$1.81B	USD	Point-in-time
Regulatory liabilities (Note 4)	`RegulatoryLiabilityNoncurrent`	$2.29B	USD	Point-in-time
Regulatory liabilities (Note 4)	`RegulatoryLiabilityNoncurrent`	$2.33B	USD	Point-in-time
Liabilities for asset retirements	`AssetRetirementObligationsNoncurrent`	$706.70M	USD	Point-in-time
Liabilities for asset retirements	`AssetRetirementObligationsNoncurrent`	$723.00M	USD	Point-in-time
Liabilities for pension benefits (Note 5)	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$443.17M	USD	Point-in-time
Liabilities for pension benefits (Note 5)	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$356.93M	USD	Point-in-time
Liabilities from risk management activities (Note 7)	`DerivativeLiabilitiesNoncurrent`	$21.59M	USD	Point-in-time
Liabilities from risk management activities (Note 7)	`DerivativeLiabilitiesNoncurrent`	$24.53M	USD	Point-in-time
Customer advances	`ContractWithCustomerLiabilityNoncurrent`	$174.41M	USD	Point-in-time
Customer advances	`ContractWithCustomerLiabilityNoncurrent`	$137.15M	USD	Point-in-time
Coal mine reclamation	`MineReclamationAndClosingLiabilityNoncurrent`	$212.78M	USD	Point-in-time
Coal mine reclamation	`MineReclamationAndClosingLiabilityNoncurrent`	$197.44M	USD	Point-in-time
Deferred investment tax credit	`AccumulatedDeferredInvestmentTaxCredit`	$197.75M	USD	Point-in-time
Deferred investment tax credit	`AccumulatedDeferredInvestmentTaxCredit`	$200.41M	USD	Point-in-time
Unrecognized tax benefits	`LiabilityForUncertainTaxPositionsNoncurrent`	$22.52M	USD	Point-in-time
Unrecognized tax benefits	`LiabilityForUncertainTaxPositionsNoncurrent`	$26.27M	USD	Point-in-time
Operating lease liabilities (Note 16)	`OperatingLeaseLiabilityNoncurrent`	-	USD	Point-in-time
Operating lease liabilities (Note 16)	`OperatingLeaseLiabilityNoncurrent`	$53.01M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$147.64M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$144.14M	USD	Point-in-time
Total deferred credits and other	`DeferredCreditsAndOtherLiabilities`	$6.03B	USD	Point-in-time
Total deferred credits and other	`DeferredCreditsAndOtherLiabilities`	$6.02B	USD	Point-in-time
COMMITMENTS AND CONTINGENCIES (SEE NOTE 8)	`CommitmentsAndContingencies`	-	USD	Point-in-time
COMMITMENTS AND CONTINGENCIES (SEE NOTE 8)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Common stock, no par value; authorized 150,000,000 shares, 112,361,595 and 112,159,896 issued at respective dates	`CommonStockValue`	$2.65B	USD	Point-in-time
Common stock, no par value; authorized 150,000,000 shares, 112,361,595 and 112,159,896 issued at respective dates	`CommonStockValue`	$2.63B	USD	Point-in-time
Treasury stock at cost; 58,219 and 58,135 shares at respective dates	`TreasuryStockValue`	$5.14M	USD	Point-in-time
Treasury stock at cost; 58,219 and 58,135 shares at respective dates	`TreasuryStockValue`	$4.83M	USD	Point-in-time
Total common stock	`CommonStockValueOutstanding`	$2.63B	USD	Point-in-time
Total common stock	`CommonStockValueOutstanding`	$2.64B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$2.64B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$2.64B	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-47.71M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-47.64M	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$5.22B	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$5.23B	USD	Point-in-time
Noncontrolling interests (Note 6)	`MinorityInterest`	$124.17M	USD	Point-in-time
Noncontrolling interests (Note 6)	`MinorityInterest`	$125.79M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.15B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.38B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.35B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.16B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.14B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.36B	USD	Point-in-time
Long-term debt less current maturities (Note 3)	`LongTermDebtNoncurrent`	$4.89B	USD	Point-in-time
Long-term debt less current maturities (Note 3)	`LongTermDebtNoncurrent`	$4.64B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$17.66B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$18.17B	USD	Point-in-time

Income Statement 100 line items

Line Item	Tag	Value	Unit	Period
OPERATING REVENUES	`Revenues`	$1.67B	USD	2 Qtrs
OPERATING REVENUES	`Revenues`	$869.50M	USD	1 Quarter
OPERATING REVENUES	`Revenues`	$974.12M	USD	1 Quarter
OPERATING REVENUES	`Revenues`	$1.61B	USD	2 Qtrs
Fuel and purchased power	`CostOfGoodsAndServicesSold`	$257.09M	USD	1 Quarter
Fuel and purchased power	`CostOfGoodsAndServicesSold`	$454.20M	USD	2 Qtrs
Fuel and purchased power	`CostOfGoodsAndServicesSold`	$472.81M	USD	2 Qtrs
Fuel and purchased power	`CostOfGoodsAndServicesSold`	$242.22M	USD	1 Quarter
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$534.08M	USD	2 Qtrs
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$473.18M	USD	2 Qtrs
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$227.54M	USD	1 Quarter
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$268.40M	USD	1 Quarter
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$145.44M	USD	1 Quarter
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$290.26M	USD	2 Qtrs
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$147.37M	USD	1 Quarter
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$296.08M	USD	2 Qtrs
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$107.21M	USD	2 Qtrs
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$53.61M	USD	1 Quarter
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$110.18M	USD	2 Qtrs
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$55.09M	USD	1 Quarter
Other expenses	`OtherCostAndExpenseOperating`	$7.43M	USD	1 Quarter
Other expenses	`OtherCostAndExpenseOperating`	$7.60M	USD	2 Qtrs
Other expenses	`OtherCostAndExpenseOperating`	$683.00K	USD	1 Quarter
Other expenses	`OtherCostAndExpenseOperating`	$1.11M	USD	2 Qtrs
Total	`CostsAndExpenses`	$1.35B	USD	2 Qtrs
Total	`CostsAndExpenses`	$1.39B	USD	2 Qtrs
Total	`CostsAndExpenses`	$731.96M	USD	1 Quarter
Total	`CostsAndExpenses`	$672.91M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$242.16M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$256.67M	USD	2 Qtrs
OPERATING INCOME	`OperatingIncomeLoss`	$196.59M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$273.50M	USD	2 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$7.57M	USD	1 Quarter
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$27.15M	USD	2 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$18.76M	USD	2 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$13.07M	USD	1 Quarter
Pension and other postretirement non-service credits - net	`PensionAndOtherPostretirementBenefitExpense`	$-12.01M	USD	1 Quarter
Pension and other postretirement non-service credits - net	`PensionAndOtherPostretirementBenefitExpense`	$-11.49M	USD	2 Qtrs
Pension and other postretirement non-service credits - net	`PensionAndOtherPostretirementBenefitExpense`	$-6.37M	USD	1 Quarter
Pension and other postretirement non-service credits - net	`PensionAndOtherPostretirementBenefitExpense`	$-24.86M	USD	2 Qtrs
Other income (Note 9)	`OtherNonoperatingIncome`	$12.88M	USD	1 Quarter
Other income (Note 9)	`OtherNonoperatingIncome`	$10.58M	USD	2 Qtrs
Other income (Note 9)	`OtherNonoperatingIncome`	$6.60M	USD	1 Quarter
Other income (Note 9)	`OtherNonoperatingIncome`	$20.05M	USD	2 Qtrs
Other expense (Note 9)	`OtherNonoperatingExpense`	$8.71M	USD	2 Qtrs
Other expense (Note 9)	`OtherNonoperatingExpense`	$7.00M	USD	2 Qtrs
Other expense (Note 9)	`OtherNonoperatingExpense`	$3.77M	USD	1 Quarter
Other expense (Note 9)	`OtherNonoperatingExpense`	$4.35M	USD	1 Quarter
Total	`NonoperatingIncomeExpense`	$27.91M	USD	1 Quarter
Total	`NonoperatingIncomeExpense`	$22.48M	USD	1 Quarter
Total	`NonoperatingIncomeExpense`	$41.59M	USD	2 Qtrs
Total	`NonoperatingIncomeExpense`	$55.60M	USD	2 Qtrs
Interest charges	`InterestCostsIncurred`	$57.47M	USD	1 Quarter
Interest charges	`InterestCostsIncurred`	$60.71M	USD	1 Quarter
Interest charges	`InterestCostsIncurred`	$119.66M	USD	2 Qtrs
Interest charges	`InterestCostsIncurred`	$118.12M	USD	2 Qtrs
Allowance for borrowed funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$4.49M	USD	1 Quarter
Allowance for borrowed funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$13.05M	USD	2 Qtrs
Allowance for borrowed funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$6.29M	USD	1 Quarter
Allowance for borrowed funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$11.16M	USD	2 Qtrs
Total	`InterestExpense`	$106.62M	USD	2 Qtrs
Total	`InterestExpense`	$54.42M	USD	1 Quarter
Total	`InterestExpense`	$52.97M	USD	1 Quarter
Total	`InterestExpense`	$106.96M	USD	2 Qtrs
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$191.31M	USD	2 Qtrs
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$166.10M	USD	1 Quarter
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$222.48M	USD	2 Qtrs
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$215.65M	USD	1 Quarter
INCOME TAXES	`IncomeTaxExpenseBenefit`	$19.50M	USD	2 Qtrs
INCOME TAXES	`IncomeTaxExpenseBenefit`	$44.04M	USD	1 Quarter
INCOME TAXES	`IncomeTaxExpenseBenefit`	$42.77M	USD	2 Qtrs
INCOME TAXES	`IncomeTaxExpenseBenefit`	$17.08M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$171.81M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$179.71M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$149.02M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$171.61M	USD	1 Quarter
Less: Net income attributable to noncontrolling interests (Note 6)	`NetIncomeLossAttributableToNoncontrollingInterest`	$9.75M	USD	2 Qtrs
Less: Net income attributable to noncontrolling interests (Note 6)	`NetIncomeLossAttributableToNoncontrollingInterest`	$9.75M	USD	2 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`	$4.87M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`NetIncomeLossAvailableToCommonStockholdersBasic`	$169.96M	USD	2 Qtrs
NET INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`NetIncomeLossAvailableToCommonStockholdersBasic`	$166.74M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`NetIncomeLossAvailableToCommonStockholdersBasic`	$144.15M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`NetIncomeLossAvailableToCommonStockholdersBasic`	$162.06M	USD	2 Qtrs
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - BASIC (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	112.34M	shares	1 Quarter
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - BASIC (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	112.38M	shares	2 Qtrs
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - BASIC (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	112.07M	shares	2 Qtrs
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - BASIC (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	112.11M	shares	1 Quarter
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - DILUTED (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	112.48M	shares	2 Qtrs
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - DILUTED (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	112.73M	shares	2 Qtrs
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - DILUTED (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	112.47M	shares	1 Quarter
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - DILUTED (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	112.65M	shares	1 Quarter
Net income attributable to common shareholders - basic (in dollars per share)	`EarningsPerShareBasic`	$1.49	USD	1 Quarter
Net income attributable to common shareholders - basic (in dollars per share)	`EarningsPerShareBasic`	$1.28	USD	1 Quarter
Net income attributable to common shareholders - basic (in dollars per share)	`EarningsPerShareBasic`	$1.44	USD	2 Qtrs
Net income attributable to common shareholders - basic (in dollars per share)	`EarningsPerShareBasic`	$1.52	USD	2 Qtrs
Net income attributable to common shareholders - diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.28	USD	1 Quarter
Net income attributable to common shareholders - diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.48	USD	1 Quarter
Net income attributable to common shareholders - diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.51	USD	2 Qtrs
Net income attributable to common shareholders - diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.44	USD	2 Qtrs

Cash Flow Statement 88 line items

Line Item	Tag	Value	Unit	Period
NET INCOME	`ProfitLoss`	$171.81M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$179.71M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$149.02M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$171.61M	USD	1 Quarter
Depreciation and amortization including nuclear fuel	`DepreciationDepletionAndAmortization`	$325.55M	USD	2 Qtrs
Depreciation and amortization including nuclear fuel	`DepreciationDepletionAndAmortization`	$332.19M	USD	2 Qtrs
Deferred fuel and purchased power	`IncreaseDecreaseInRegulatoryClauseRevenue`	$-16.70M	USD	2 Qtrs
Deferred fuel and purchased power	`IncreaseDecreaseInRegulatoryClauseRevenue`	$-50.11M	USD	2 Qtrs
Deferred fuel and purchased power amortization	`IncreaseDecreaseDeferredFuelAndPurchasedPowerAmortization`	$50.85M	USD	2 Qtrs
Deferred fuel and purchased power amortization	`IncreaseDecreaseDeferredFuelAndPurchasedPowerAmortization`	$23.31M	USD	2 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$7.57M	USD	1 Quarter
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$27.15M	USD	2 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$18.76M	USD	2 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$13.07M	USD	1 Quarter
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$4.33M	USD	2 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$33.71M	USD	2 Qtrs
Deferred investment tax credit	`DeferredInvestmentTaxCredit`	$2.66M	USD	2 Qtrs
Deferred investment tax credit	`DeferredInvestmentTaxCredit`	$2.78M	USD	2 Qtrs
Stock compensation	`ShareBasedCompensation`	$13.19M	USD	2 Qtrs
Stock compensation	`ShareBasedCompensation`	$13.72M	USD	2 Qtrs
Customer and other receivables	`IncreaseDecreaseInReceivables`	$-3.54M	USD	2 Qtrs
Customer and other receivables	`IncreaseDecreaseInReceivables`	$18.67M	USD	2 Qtrs
Accrued unbilled revenues	`IncreaseDecreaseInContractWithCustomerAsset`	$56.49M	USD	2 Qtrs
Accrued unbilled revenues	`IncreaseDecreaseInContractWithCustomerAsset`	$95.45M	USD	2 Qtrs
Materials, supplies and fossil fuel	`IncreaseDecreaseInInventories`	$22.97M	USD	2 Qtrs
Materials, supplies and fossil fuel	`IncreaseDecreaseInInventories`	$21.29M	USD	2 Qtrs
Other current assets	`IncreaseDecreaseInPrepaidExpense`	$16.12M	USD	2 Qtrs
Other current assets	`IncreaseDecreaseInPrepaidExpense`	$-11.07M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$65.87M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$36.61M	USD	2 Qtrs
Accrued taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$4.10M	USD	2 Qtrs
Accrued taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$8.14M	USD	2 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherAccruedLiabilities`	$-61.27M	USD	2 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherAccruedLiabilities`	$9.41M	USD	2 Qtrs
Change in other long-term assets	`IncreaseDecreaseInOtherOperatingAssets`	$82.85M	USD	2 Qtrs
Change in other long-term assets	`IncreaseDecreaseInOtherOperatingAssets`	$-23.93M	USD	2 Qtrs
Change in other long-term liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-79.23M	USD	2 Qtrs
Change in other long-term liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$3.19M	USD	2 Qtrs
Net cash flow provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$395.80M	USD	2 Qtrs
Net cash flow provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$345.93M	USD	2 Qtrs
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$541.40M	USD	2 Qtrs
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$679.95M	USD	2 Qtrs
Contributions in aid of construction	`ProceedsFromContributionInAidOfConstruction`	$19.34M	USD	2 Qtrs
Contributions in aid of construction	`ProceedsFromContributionInAidOfConstruction`	$18.91M	USD	2 Qtrs
Allowance for borrowed funds used during construction	`AllowanceForFundsUsedDuringConstructionInvestingActivities`	$-13.05M	USD	2 Qtrs
Allowance for borrowed funds used during construction	`AllowanceForFundsUsedDuringConstructionInvestingActivities`	$-11.16M	USD	2 Qtrs
Proceeds from nuclear decommissioning trust sales and other special use funds	`ProceedsfromDecommissioningTrustFundAssetsAndOtherSpecialUseFunds`	$258.40M	USD	2 Qtrs
Proceeds from nuclear decommissioning trust sales and other special use funds	`ProceedsfromDecommissioningTrustFundAssetsAndOtherSpecialUseFunds`	$309.35M	USD	2 Qtrs
Investment in nuclear decommissioning trust and other special use funds	`PaymentstoAcquireInvestmentstobeHeldinDecommissioningTrustFundAndOtherSpecialUseFunds`	$259.54M	USD	2 Qtrs
Investment in nuclear decommissioning trust and other special use funds	`PaymentstoAcquireInvestmentstobeHeldinDecommissioningTrustFundAndOtherSpecialUseFunds`	$310.49M	USD	2 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$4.30M	USD	2 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$-7.15M	USD	2 Qtrs
Net cash flow used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-527.64M	USD	2 Qtrs
Net cash flow used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-679.10M	USD	2 Qtrs
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	-	USD	2 Qtrs
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$497.32M	USD	2 Qtrs
Short-term borrowing and payments net	`ProceedsFromRepaymentsOfShortTermDebt`	$500.85M	USD	2 Qtrs
Short-term borrowing and payments net	`ProceedsFromRepaymentsOfShortTermDebt`	$363.97M	USD	2 Qtrs
Short-term debt borrowings	`ProceedsFromLinesOfCredit`	$49.00M	USD	2 Qtrs
Short-term debt borrowings	`ProceedsFromLinesOfCredit`	$45.00M	USD	2 Qtrs
Short-term debt repayments	`RepaymentsOfLinesOfCredit`	$57.00M	USD	2 Qtrs
Short-term debt repayments	`RepaymentsOfLinesOfCredit`	$25.00M	USD	2 Qtrs
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$161.98M	USD	2 Qtrs
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$151.94M	USD	2 Qtrs
Repayment of long-term debt	`RepaymentsOfLongTermDebt`	$500.00M	USD	2 Qtrs
Repayment of long-term debt	`RepaymentsOfLongTermDebt`	$82.00M	USD	2 Qtrs
Common stock equity issuance - net of purchases	`ProceedsFromRepurchaseOfEquity`	$-2.29M	USD	2 Qtrs
Common stock equity issuance - net of purchases	`ProceedsFromRepurchaseOfEquity`	$-2.36M	USD	2 Qtrs
Distributions to noncontrolling interests	`PaymentsToMinorityShareholders`	$11.37M	USD	2 Qtrs
Distributions to noncontrolling interests	`PaymentsToMinorityShareholders`	$11.37M	USD	2 Qtrs
Net cash flow provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$273.24M	USD	2 Qtrs
Net cash flow provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$177.59M	USD	2 Qtrs
NET DECREASE IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-4.12M	USD	2 Qtrs
NET DECREASE IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-10.05M	USD	2 Qtrs
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$3.84M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$5.77M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.65M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$13.89M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$3.84M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$5.77M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.65M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$13.89M	USD	Point-in-time
Income taxes, net of refunds	`IncomeTaxesPaidNet`	$10.79M	USD	2 Qtrs
Income taxes, net of refunds	`IncomeTaxesPaidNet`	$10.03M	USD	2 Qtrs
Interest, net of amounts capitalized	`InterestPaidNet`	$114.72M	USD	2 Qtrs
Interest, net of amounts capitalized	`InterestPaidNet`	$104.25M	USD	2 Qtrs
Accrued capital expenditures	`CapitalExpendituresIncurredButNotYetPaid`	$108.06M	USD	2 Qtrs
Accrued capital expenditures	`CapitalExpendituresIncurredButNotYetPaid`	$66.00M	USD	2 Qtrs

Stockholders Equity 47 line items

Line Item	Tag	Value	Unit	Period
DIVIDENDS DECLARED PER SHARE (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$1.48	USD	1 Quarter
DIVIDENDS DECLARED PER SHARE (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$1.39	USD	1 Quarter
DIVIDENDS DECLARED PER SHARE (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$1.48	USD	2 Qtrs
DIVIDENDS DECLARED PER SHARE (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$1.39	USD	2 Qtrs
Beginning balance (in shares)	`CommonStockSharesIssued`	112.36M	shares	Point-in-time
Beginning balance (in shares)	`CommonStockSharesIssued`	112.16M	shares	Point-in-time
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.15B	USD	Point-in-time
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.38B	USD	Point-in-time
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.35B	USD	Point-in-time
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.16B	USD	Point-in-time
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.14B	USD	Point-in-time
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.36B	USD	Point-in-time
Net income	`ProfitLoss`	$171.81M	USD	2 Qtrs
Net income	`ProfitLoss`	$179.71M	USD	2 Qtrs
Net income	`ProfitLoss`	$149.02M	USD	1 Quarter
Net income	`ProfitLoss`	$171.61M	USD	1 Quarter
Other comprehensive loss	`OtherComprehensiveIncomeLossNetOfTax`	$-1.14M	USD	1 Quarter
Other comprehensive loss	`OtherComprehensiveIncomeLossNetOfTax`	$72.00K	USD	2 Qtrs
Other comprehensive loss	`OtherComprehensiveIncomeLossNetOfTax`	$-4.28M	USD	1 Quarter
Other comprehensive loss	`OtherComprehensiveIncomeLossNetOfTax`	$-3.07M	USD	2 Qtrs
Dividends on common stock	`DividendsCommonStock`	$155.62M	USD	2 Qtrs
Dividends on common stock	`DividendsCommonStock`	$155.60M	USD	1 Quarter
Dividends on common stock	`DividendsCommonStock`	$165.63M	USD	2 Qtrs
Dividends on common stock	`DividendsCommonStock`	$165.61M	USD	1 Quarter
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$13.97M	USD	2 Qtrs
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$4.17M	USD	1 Quarter
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$4.41M	USD	1 Quarter
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$9.87M	USD	2 Qtrs
Purchase of treasury stock	`TreasuryStockValueAcquiredCostMethod`	$6.88M	USD	2 Qtrs
Purchase of treasury stock	`TreasuryStockValueAcquiredCostMethod`	$6.28M	USD	2 Qtrs
Reissuance of treasury stock for stock-based compensation and other	`StockIssuedDuringPeriodValueTreasuryStockReissued`	$6.57M	USD	2 Qtrs
Reissuance of treasury stock for stock-based compensation and other	`StockIssuedDuringPeriodValueTreasuryStockReissued`	$446.00K	USD	1 Quarter
Reissuance of treasury stock for stock-based compensation and other	`StockIssuedDuringPeriodValueTreasuryStockReissued`	$10.47M	USD	2 Qtrs
Reissuance of treasury stock for stock-based compensation and other	`StockIssuedDuringPeriodValueTreasuryStockReissued`	$999.00K	USD	1 Quarter
Reclassification of income tax effects related to new tax reform	`TaxCutsAndJobsActOf2017ReclassificationFromAociToRetainedEarningsTaxEffect`	$-8.55M	USD	2 Qtrs
Capital activities by noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$11.37M	USD	1 Quarter
Capital activities by noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$11.37M	USD	2 Qtrs
Capital activities by noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$11.37M	USD	2 Qtrs
Capital activities by noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$11.37M	USD	1 Quarter
Ending balance (in shares)	`CommonStockSharesIssued`	112.36M	shares	Point-in-time
Ending balance (in shares)	`CommonStockSharesIssued`	112.16M	shares	Point-in-time
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.15B	USD	Point-in-time
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.38B	USD	Point-in-time
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.35B	USD	Point-in-time
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.16B	USD	Point-in-time
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.14B	USD	Point-in-time
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.36B	USD	Point-in-time

Comprehensive Income 44 line items

Line Item	Tag	Value	Unit	Period
NET INCOME	`ProfitLoss`	$171.81M	USD	2 Qtrs
Net unrealized loss, tax expense	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax`	-	USD	1 Quarter
Net unrealized loss, tax expense	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax`	-	USD	1 Quarter
NET INCOME	`ProfitLoss`	$179.71M	USD	2 Qtrs
Net unrealized loss, tax expense	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax`	$96.00K	USD	2 Qtrs
Net unrealized loss, tax expense	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax`	-	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$149.02M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$171.61M	USD	1 Quarter
Reclassification of net realized loss, tax expense (benefit)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax`	$-150.00K	USD	1 Quarter
Reclassification of net realized loss, tax expense (benefit)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax`	$-134.00K	USD	1 Quarter
Reclassification of net realized loss, tax expense (benefit)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax`	$-242.00K	USD	2 Qtrs
Reclassification of net realized loss, tax expense (benefit)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax`	$-232.00K	USD	2 Qtrs
Pension and other postretirement (benefits) activity, tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$218.00K	USD	2 Qtrs
Pension and other postretirement (benefits) activity, tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$506.00K	USD	1 Quarter
Pension and other postretirement (benefits) activity, tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$1.11M	USD	2 Qtrs
Pension and other postretirement (benefits) activity, tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$1.56M	USD	1 Quarter
Net unrealized gain (loss), net of tax expense	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax`	-	USD	1 Quarter
Net unrealized gain (loss), net of tax expense	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax`	-	USD	1 Quarter
Net unrealized gain (loss), net of tax expense	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax`	$-96.00K	USD	2 Qtrs
Net unrealized gain (loss), net of tax expense	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax`	-	USD	2 Qtrs
Reclassification of net realized loss, net of tax expense	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax`	$-404.00K	USD	1 Quarter
Reclassification of net realized loss, net of tax expense	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax`	$-456.00K	USD	1 Quarter
Reclassification of net realized loss, net of tax expense	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax`	$-865.00K	USD	2 Qtrs
Reclassification of net realized loss, net of tax expense	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax`	$-732.00K	USD	2 Qtrs
Pension and other postretirement benefits activity, net of tax benefit	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$4.74M	USD	1 Quarter
Pension and other postretirement benefits activity, net of tax benefit	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$1.54M	USD	1 Quarter
Pension and other postretirement benefits activity, net of tax benefit	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$660.00K	USD	2 Qtrs
Pension and other postretirement benefits activity, net of tax benefit	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$3.84M	USD	2 Qtrs
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-1.14M	USD	1 Quarter
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$72.00K	USD	2 Qtrs
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-4.28M	USD	1 Quarter
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-3.07M	USD	2 Qtrs
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$167.33M	USD	1 Quarter
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$171.88M	USD	2 Qtrs
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$176.64M	USD	2 Qtrs
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$147.88M	USD	1 Quarter
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$9.75M	USD	2 Qtrs
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$9.75M	USD	2 Qtrs
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.87M	USD	1 Quarter
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.87M	USD	1 Quarter
COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`ComprehensiveIncomeNetOfTax`	$162.13M	USD	2 Qtrs
COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`ComprehensiveIncomeNetOfTax`	$143.01M	USD	1 Quarter
COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`ComprehensiveIncomeNetOfTax`	$162.46M	USD	1 Quarter
COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`ComprehensiveIncomeNetOfTax`	$166.89M	USD	2 Qtrs

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