10-Q Filing

PINNACLE WEST CAPITAL CORP CIK: 764622 Q2 2023

Filing Information

Form Type	10-Q
Accession Number	`0000764622-23-000094`
Period End Date	20230630
Filing Date	20230803
Fiscal Year	2023
Fiscal Period	Q2
XBRL Instance	pnw-20230630_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 142 Income Statement 100 Cash Flow Statement 88 Stockholders Equity 55 Comprehensive Income 36

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`	113.25M	shares	Point-in-time
Common stock, issued shares (in shares)	`CommonStockSharesIssued`	113.39M	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$4.83M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$7.66M	USD	Point-in-time
Customer and other receivables	`AccountsReceivableGrossCurrent`	$474.55M	USD	Point-in-time
Treasury stock at cost, shares (in shares)	`TreasuryStockCommonShares`	73,613.00	shares	Point-in-time
Treasury stock at cost, shares (in shares)	`TreasuryStockCommonShares`	75,767.00	shares	Point-in-time
Customer and other receivables	`AccountsReceivableGrossCurrent`	$453.21M	USD	Point-in-time
Accrued unbilled revenues	`ContractWithCustomerAssetNetCurrent`	$216.74M	USD	Point-in-time
Accrued unbilled revenues	`ContractWithCustomerAssetNetCurrent`	$164.76M	USD	Point-in-time
Allowance for doubtful accounts (Note 2)	`AllowanceForDoubtfulAccountsReceivableCurrent`	$23.78M	USD	Point-in-time
Allowance for doubtful accounts (Note 2)	`AllowanceForDoubtfulAccountsReceivableCurrent`	$19.81M	USD	Point-in-time
Materials and supplies (at average cost)	`OtherInventorySupplies`	$410.48M	USD	Point-in-time
Materials and supplies (at average cost)	`OtherInventorySupplies`	$442.74M	USD	Point-in-time
Income tax receivable	`IncomeTaxesReceivable`	$14.09M	USD	Point-in-time
Income tax receivable	`IncomeTaxesReceivable`	$4.24M	USD	Point-in-time
Fossil fuel (at average cost)	`EnergyRelatedInventoryOtherFossilFuel`	$50.06M	USD	Point-in-time
Fossil fuel (at average cost)	`EnergyRelatedInventoryOtherFossilFuel`	$40.16M	USD	Point-in-time
Assets from risk management activities (Note 7)	`DerivativeInstrumentsAndHedges`	$12.11M	USD	Point-in-time
Assets from risk management activities (Note 7)	`DerivativeInstrumentsAndHedges`	$87.83M	USD	Point-in-time
Deferred fuel and purchased power regulatory asset (Note 4)	`DeferredFuelAndPurchasedPowerRegulatoryAssetCurrent`	$460.56M	USD	Point-in-time
Deferred fuel and purchased power regulatory asset (Note 4)	`DeferredFuelAndPurchasedPowerRegulatoryAssetCurrent`	$433.28M	USD	Point-in-time
Other regulatory assets (Note 4)	`OtherRegulatoryAssetsCurrent`	$128.60M	USD	Point-in-time
Other regulatory assets (Note 4)	`OtherRegulatoryAssetsCurrent`	$78.32M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$60.09M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$101.58M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.75B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.85B	USD	Point-in-time
Nuclear decommissioning trusts (Notes 11 and 12)	`DecommissioningTrustAssetsAmount`	$1.16B	USD	Point-in-time
Nuclear decommissioning trusts (Notes 11 and 12)	`DecommissioningTrustAssetsAmount`	$1.07B	USD	Point-in-time
Other special use funds (Notes 11 and 12)	`CoalReclamationAndUnionTrust`	$352.00M	USD	Point-in-time
Other special use funds (Notes 11 and 12)	`CoalReclamationAndUnionTrust`	$347.23M	USD	Point-in-time
Assets from risk management activities (Note 7)	`CreditRiskDerivativeAssetsAtFairValue`	$44.39M	USD	Point-in-time
Assets from risk management activities (Note 7)	`CreditRiskDerivativeAssetsAtFairValue`	$13.03M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$127.32M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$125.67M	USD	Point-in-time
Total investments and other assets	`TotalInvestmentsAndOtherAssets`	$1.65B	USD	Point-in-time
Total investments and other assets	`TotalInvestmentsAndOtherAssets`	$1.59B	USD	Point-in-time
Plant in service and held for future use	`PropertyPlantAndEquipmentGross`	$22.45B	USD	Point-in-time
Plant in service and held for future use	`PropertyPlantAndEquipmentGross`	$23.67B	USD	Point-in-time
Accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$8.20B	USD	Point-in-time
Accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$7.93B	USD	Point-in-time
Net	`PropertyPlantAndEquipmentNet`	$14.52B	USD	Point-in-time
Net	`PropertyPlantAndEquipmentNet`	$15.47B	USD	Point-in-time
Construction work in progress	`ConstructionWorkInProgressGross`	$1.50B	USD	Point-in-time
Construction work in progress	`ConstructionWorkInProgressGross`	$1.88B	USD	Point-in-time
Palo Verde sale leaseback, net of accumulated depreciation (Note 6)	`PublicUtilitiesPropertyPlantAndEquipmentSaleLeasebackNet`	$88.36M	USD	Point-in-time
Palo Verde sale leaseback, net of accumulated depreciation (Note 6)	`PublicUtilitiesPropertyPlantAndEquipmentSaleLeasebackNet`	$90.30M	USD	Point-in-time
Intangible assets, net of accumulated amortization	`IntangibleAssetsNetExcludingGoodwill`	$255.57M	USD	Point-in-time
Intangible assets, net of accumulated amortization	`IntangibleAssetsNetExcludingGoodwill`	$258.88M	USD	Point-in-time
Nuclear fuel, net of accumulated amortization	`NuclearFuelNetOfAmortization`	$100.02M	USD	Point-in-time
Nuclear fuel, net of accumulated amortization	`NuclearFuelNetOfAmortization`	$100.12M	USD	Point-in-time
Total property, plant and equipment	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$16.85B	USD	Point-in-time
Total property, plant and equipment	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$17.41B	USD	Point-in-time
Regulatory assets (Note 4)	`RegulatoryAssetsNoncurrent`	$1.28B	USD	Point-in-time
Regulatory assets (Note 4)	`RegulatoryAssetsNoncurrent`	$1.28B	USD	Point-in-time
Operating lease right-of-use assets (Note 14)	`OperatingLeaseRightOfUseAsset`	$1.34B	USD	Point-in-time
Operating lease right-of-use assets (Note 14)	`OperatingLeaseRightOfUseAsset`	$801.69M	USD	Point-in-time
Assets for pension and other postretirement benefits (Note 5)	`DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent`	$396.62M	USD	Point-in-time
Assets for pension and other postretirement benefits (Note 5)	`DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent`	$396.60M	USD	Point-in-time
Other	`OtherDeferredCostsNet`	$46.28M	USD	Point-in-time
Other	`OtherDeferredCostsNet`	$50.37M	USD	Point-in-time
Total deferred debits	`TotalDeferredDebits`	$3.06B	USD	Point-in-time
Total deferred debits	`TotalDeferredDebits`	$2.53B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$23.98B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$22.72B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$430.43M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$436.81M	USD	Point-in-time
Accrued taxes	`TaxesPayableCurrent`	$164.44M	USD	Point-in-time
Accrued taxes	`TaxesPayableCurrent`	$163.80M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$61.22M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$58.56M	USD	Point-in-time
Common dividends payable	`DividendsPayableCurrent`	$98.01M	USD	Point-in-time
Common dividends payable	`DividendsPayableCurrent`	$97.89M	USD	Point-in-time
Short-term borrowings (Note 3)	`ShortTermBorrowings`	$305.35M	USD	Point-in-time
Short-term borrowings (Note 3)	`ShortTermBorrowings`	$340.72M	USD	Point-in-time
Current maturities of long-term debt (Note 3)	`OtherLongTermDebtCurrent`	$318.91M	USD	Point-in-time
Current maturities of long-term debt (Note 3)	`OtherLongTermDebtCurrent`	$50.69M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$41.59M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$41.77M	USD	Point-in-time
Liabilities from risk management activities (Note 7)	`DerivativeInstrumentsAndHedgesLiabilities`	$37.70M	USD	Point-in-time
Liabilities from risk management activities (Note 7)	`DerivativeInstrumentsAndHedgesLiabilities`	$73.83M	USD	Point-in-time
Liabilities for asset retirements (Note 15)	`AssetRetirementObligationCurrent`	$12.23M	USD	Point-in-time
Liabilities for asset retirements (Note 15)	`AssetRetirementObligationCurrent`	$15.62M	USD	Point-in-time
Operating lease liabilities (Note 14)	`OperatingLeaseLiabilityCurrent`	$105.21M	USD	Point-in-time
Operating lease liabilities (Note 14)	`OperatingLeaseLiabilityCurrent`	$90.66M	USD	Point-in-time
Regulatory liabilities (Note 4)	`RegulatoryLiabilityCurrent`	$219.07M	USD	Point-in-time
Regulatory liabilities (Note 4)	`RegulatoryLiabilityCurrent`	$271.57M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$148.28M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$110.38M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.76B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.93B	USD	Point-in-time
LONG-TERM DEBT LESS CURRENT MATURITIES (Note 3)	`LongTermDebtNoncurrent`	$7.74B	USD	Point-in-time
LONG-TERM DEBT LESS CURRENT MATURITIES (Note 3)	`LongTermDebtNoncurrent`	$8.16B	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$2.38B	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$2.36B	USD	Point-in-time
Regulatory liabilities (Note 4)	`RegulatoryLiabilityNoncurrent`	$2.06B	USD	Point-in-time
Regulatory liabilities (Note 4)	`RegulatoryLiabilityNoncurrent`	$2.03B	USD	Point-in-time
Liabilities for asset retirements (Note 15)	`AssetRetirementObligationsNoncurrent`	$823.50M	USD	Point-in-time
Liabilities for asset retirements (Note 15)	`AssetRetirementObligationsNoncurrent`	$785.53M	USD	Point-in-time
Liabilities for pension benefits (Note 5)	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$112.54M	USD	Point-in-time
Liabilities for pension benefits (Note 5)	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$116.29M	USD	Point-in-time
Customer advances	`ContractWithCustomerLiabilityNoncurrent`	$536.58M	USD	Point-in-time
Customer advances	`ContractWithCustomerLiabilityNoncurrent`	$422.10M	USD	Point-in-time
Coal mine reclamation	`UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount`	$179.25M	USD	Point-in-time
Coal mine reclamation	`UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount`	$181.64M	USD	Point-in-time
Deferred investment tax credit	`AccumulatedDeferredInvestmentTaxCredit`	$223.28M	USD	Point-in-time
Deferred investment tax credit	`AccumulatedDeferredInvestmentTaxCredit`	$180.68M	USD	Point-in-time
Unrecognized tax benefits	`LiabilityForUncertainTaxPositionsNoncurrent`	$39.07M	USD	Point-in-time
Unrecognized tax benefits	`LiabilityForUncertainTaxPositionsNoncurrent`	$38.66M	USD	Point-in-time
Operating lease liabilities (Note 14)	`OperatingLeaseLiabilityNoncurrent`	$639.25M	USD	Point-in-time
Operating lease liabilities (Note 14)	`OperatingLeaseLiabilityNoncurrent`	$1.22B	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$278.12M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$252.15M	USD	Point-in-time
Total deferred credits and other	`DeferredCreditsAndOtherLiabilities`	$7.06B	USD	Point-in-time
Total deferred credits and other	`DeferredCreditsAndOtherLiabilities`	$7.81B	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, 113,386,894 and 113,247,189 issued at respective dates	`CommonStockValue`	$2.72B	USD	Point-in-time
Common stock, no par value; authorized 150,000,000 shares, 113,386,894 and 113,247,189 issued at respective dates	`CommonStockValue`	$2.74B	USD	Point-in-time
Treasury stock at cost; 75,767 and 73,613 shares at respective dates	`TreasuryStockValue`	$5.00M	USD	Point-in-time
Treasury stock at cost; 75,767 and 73,613 shares at respective dates	`TreasuryStockValue`	$5.33M	USD	Point-in-time
Total common stock	`CommonStockValueCommonAndTreasury`	$2.72B	USD	Point-in-time
Total common stock	`CommonStockValueCommonAndTreasury`	$2.73B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$3.27B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$3.36B	USD	Point-in-time
Accumulated other comprehensive loss (Note 13)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-31.59M	USD	Point-in-time
Accumulated other comprehensive loss (Note 13)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-31.43M	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$6.05B	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$5.97B	USD	Point-in-time
Noncontrolling interests (Note 6)	`MinorityInterest`	$111.23M	USD	Point-in-time
Noncontrolling interests (Note 6)	`MinorityInterest`	$109.21M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.02B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.02B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.05B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.16B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.16B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.08B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$22.72B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$23.98B	USD	Point-in-time

Income Statement 100 line items

Line Item	Tag	Value	Unit	Period
OPERATING REVENUES (Note 2)	`Revenues`	$1.12B	USD	1 Quarter
OPERATING REVENUES (Note 2)	`Revenues`	$1.06B	USD	1 Quarter
OPERATING REVENUES (Note 2)	`Revenues`	$2.07B	USD	2 Qtrs
OPERATING REVENUES (Note 2)	`Revenues`	$1.85B	USD	2 Qtrs
Fuel and purchased power	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$617.46M	USD	2 Qtrs
Fuel and purchased power	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$352.19M	USD	1 Quarter
Fuel and purchased power	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$802.26M	USD	2 Qtrs
Fuel and purchased power	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$407.75M	USD	1 Quarter
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$245.39M	USD	1 Quarter
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$527.32M	USD	2 Qtrs
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$463.73M	USD	2 Qtrs
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$277.24M	USD	1 Quarter
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$387.01M	USD	2 Qtrs
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$195.10M	USD	1 Quarter
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$186.50M	USD	1 Quarter
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$373.10M	USD	2 Qtrs
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$114.78M	USD	2 Qtrs
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$57.64M	USD	1 Quarter
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$112.12M	USD	2 Qtrs
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$54.12M	USD	1 Quarter
Other expenses	`OtherCostAndExpenseOperating`	$688.00K	USD	1 Quarter
Other expenses	`OtherCostAndExpenseOperating`	$1.21M	USD	2 Qtrs
Other expenses	`OtherCostAndExpenseOperating`	$385.00K	USD	1 Quarter
Other expenses	`OtherCostAndExpenseOperating`	$1.30M	USD	2 Qtrs
Total	`CostsAndExpenses`	$938.42M	USD	1 Quarter
Total	`CostsAndExpenses`	$1.83B	USD	2 Qtrs
Total	`CostsAndExpenses`	$1.57B	USD	2 Qtrs
Total	`CostsAndExpenses`	$838.57M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$183.28M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$234.00M	USD	2 Qtrs
OPERATING INCOME	`OperatingIncomeLoss`	$277.59M	USD	2 Qtrs
OPERATING INCOME	`OperatingIncomeLoss`	$223.09M	USD	1 Quarter
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$21.83M	USD	2 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$13.03M	USD	1 Quarter
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$28.09M	USD	2 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$12.09M	USD	1 Quarter
Pension and other postretirement non-service credits - net (Note 5)	`PensionAndOtherPostretirementBenefitExpense`	$-49.07M	USD	2 Qtrs
Pension and other postretirement non-service credits - net (Note 5)	`PensionAndOtherPostretirementBenefitExpense`	$-25.26M	USD	1 Quarter
Pension and other postretirement non-service credits - net (Note 5)	`PensionAndOtherPostretirementBenefitExpense`	$-20.34M	USD	2 Qtrs
Pension and other postretirement non-service credits - net (Note 5)	`PensionAndOtherPostretirementBenefitExpense`	$-10.47M	USD	1 Quarter
Other income (Note 9)	`OtherNonoperatingIncome`	$3.39M	USD	2 Qtrs
Other income (Note 9)	`OtherNonoperatingIncome`	$1.68M	USD	1 Quarter
Other income (Note 9)	`OtherNonoperatingIncome`	$12.48M	USD	2 Qtrs
Other income (Note 9)	`OtherNonoperatingIncome`	$6.41M	USD	1 Quarter
Other expense (Note 9)	`OtherNonoperatingExpense`	$8.01M	USD	2 Qtrs
Other expense (Note 9)	`OtherNonoperatingExpense`	$4.58M	USD	1 Quarter
Other expense (Note 9)	`OtherNonoperatingExpense`	$8.94M	USD	2 Qtrs
Other expense (Note 9)	`OtherNonoperatingExpense`	$4.81M	USD	1 Quarter
Total	`NonoperatingIncomeExpense`	$66.28M	USD	2 Qtrs
Total	`NonoperatingIncomeExpense`	$34.44M	USD	1 Quarter
Total	`NonoperatingIncomeExpense`	$25.10M	USD	1 Quarter
Total	`NonoperatingIncomeExpense`	$51.97M	USD	2 Qtrs
Interest charges	`InterestCostsIncurred`	$93.83M	USD	1 Quarter
Interest charges	`InterestCostsIncurred`	$68.10M	USD	1 Quarter
Interest charges	`InterestCostsIncurred`	$133.49M	USD	2 Qtrs
Interest charges	`InterestCostsIncurred`	$181.95M	USD	2 Qtrs
Allowance for borrowed funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$12.32M	USD	1 Quarter
Allowance for borrowed funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$25.04M	USD	2 Qtrs
Allowance for borrowed funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$10.36M	USD	2 Qtrs
Allowance for borrowed funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$5.87M	USD	1 Quarter
Total	`InterestExpense`	$156.91M	USD	2 Qtrs
Total	`InterestExpense`	$62.23M	USD	1 Quarter
Total	`InterestExpense`	$81.52M	USD	1 Quarter
Total	`InterestExpense`	$123.14M	USD	2 Qtrs
INCOME BEFORE INCOME TAXES	`IncomeLossIncludingPortionAttributableToNoncontrollingInterest`	$220.73M	USD	2 Qtrs
INCOME BEFORE INCOME TAXES	`IncomeLossIncludingPortionAttributableToNoncontrollingInterest`	$126.87M	USD	1 Quarter
INCOME BEFORE INCOME TAXES	`IncomeLossIncludingPortionAttributableToNoncontrollingInterest`	$129.06M	USD	2 Qtrs
INCOME BEFORE INCOME TAXES	`IncomeLossIncludingPortionAttributableToNoncontrollingInterest`	$195.31M	USD	1 Quarter
INCOME TAXES	`IncomeTaxExpenseBenefit`	$26.69M	USD	1 Quarter
INCOME TAXES	`IncomeTaxExpenseBenefit`	$17.08M	USD	2 Qtrs
INCOME TAXES	`IncomeTaxExpenseBenefit`	$15.90M	USD	1 Quarter
INCOME TAXES	`IncomeTaxExpenseBenefit`	$30.85M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$111.98M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$110.97M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$189.88M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$168.62M	USD	1 Quarter
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.31M	USD	1 Quarter
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$8.61M	USD	2 Qtrs
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.31M	USD	1 Quarter
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$8.61M	USD	2 Qtrs
NET INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`NetIncomeLossAvailableToCommonStockholdersBasic`	$106.66M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`NetIncomeLossAvailableToCommonStockholdersBasic`	$103.37M	USD	2 Qtrs
NET INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`NetIncomeLossAvailableToCommonStockholdersBasic`	$164.31M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`NetIncomeLossAvailableToCommonStockholdersBasic`	$181.27M	USD	2 Qtrs
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING BASIC (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	113.14M	shares	2 Qtrs
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING BASIC (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	113.41M	shares	1 Quarter
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING BASIC (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	113.39M	shares	2 Qtrs
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING BASIC (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	113.17M	shares	1 Quarter
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING DILUTED (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	113.66M	shares	2 Qtrs
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING DILUTED (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	113.72M	shares	1 Quarter
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING DILUTED (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	113.37M	shares	1 Quarter
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING DILUTED (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	113.33M	shares	2 Qtrs
Net income attributable to common shareholders - basic (in dollars per share)	`EarningsPerShareBasic`	$1.60	USD	2 Qtrs
Net income attributable to common shareholders - basic (in dollars per share)	`EarningsPerShareBasic`	$1.45	USD	1 Quarter
Net income attributable to common shareholders - basic (in dollars per share)	`EarningsPerShareBasic`	$0.94	USD	1 Quarter
Net income attributable to common shareholders - basic (in dollars per share)	`EarningsPerShareBasic`	$0.91	USD	2 Qtrs
Net income attributable to common shareholders diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.60	USD	2 Qtrs
Net income attributable to common shareholders diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.94	USD	1 Quarter
Net income attributable to common shareholders diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.91	USD	2 Qtrs
Net income attributable to common shareholders diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.45	USD	1 Quarter

Cash Flow Statement 88 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$111.98M	USD	2 Qtrs
Net income	`ProfitLoss`	$110.97M	USD	1 Quarter
Net income	`ProfitLoss`	$189.88M	USD	2 Qtrs
Net income	`ProfitLoss`	$168.62M	USD	1 Quarter
Depreciation and amortization including nuclear fuel	`DepreciationDepletionAndAmortization`	$416.65M	USD	2 Qtrs
Depreciation and amortization including nuclear fuel	`DepreciationDepletionAndAmortization`	$405.13M	USD	2 Qtrs
Deferred fuel and purchased power	`IncreaseDecreaseInRegulatoryClauseRevenue`	$-98.71M	USD	2 Qtrs
Deferred fuel and purchased power	`IncreaseDecreaseInRegulatoryClauseRevenue`	$-191.30M	USD	2 Qtrs
Deferred fuel and purchased power amortization	`IncreaseDecreaseDeferredFuelAndPurchasedPowerAmortization`	$218.59M	USD	2 Qtrs
Deferred fuel and purchased power amortization	`IncreaseDecreaseDeferredFuelAndPurchasedPowerAmortization`	$96.84M	USD	2 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$21.83M	USD	2 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$13.03M	USD	1 Quarter
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$28.09M	USD	2 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$12.09M	USD	1 Quarter
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$22.17M	USD	2 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-35.81M	USD	2 Qtrs
Deferred investment tax credit	`DeferredInvestmentTaxExpenseCredit`	$-2.54M	USD	2 Qtrs
Deferred investment tax credit	`DeferredInvestmentTaxExpenseCredit`	$42.60M	USD	2 Qtrs
Change in derivative instruments fair value	`UnrealizedGainLossOnDerivatives`	$239.00K	USD	2 Qtrs
Change in derivative instruments fair value	`UnrealizedGainLossOnDerivatives`	-	USD	2 Qtrs
Stock compensation	`ShareBasedCompensation`	$7.22M	USD	2 Qtrs
Stock compensation	`ShareBasedCompensation`	$7.87M	USD	2 Qtrs
Customer and other receivables	`IncreaseDecreaseInAccountsAndNotesReceivable`	$31.15M	USD	2 Qtrs
Customer and other receivables	`IncreaseDecreaseInAccountsAndNotesReceivable`	$24.75M	USD	2 Qtrs
Accrued unbilled revenues	`IncreaseDecreaseInContractWithCustomerAsset`	$100.54M	USD	2 Qtrs
Accrued unbilled revenues	`IncreaseDecreaseInContractWithCustomerAsset`	$51.98M	USD	2 Qtrs
Materials, supplies and fossil fuel	`IncreaseDecreaseInInventories`	$42.16M	USD	2 Qtrs
Materials, supplies and fossil fuel	`IncreaseDecreaseInInventories`	$34.31M	USD	2 Qtrs
Income tax receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$-7.51M	USD	2 Qtrs
Income tax receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$-9.85M	USD	2 Qtrs
Other current assets	`IncreaseDecreaseInPrepaidExpense`	$35.61M	USD	2 Qtrs
Other current assets	`IncreaseDecreaseInPrepaidExpense`	$-5.20M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-2.05M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$104.85M	USD	2 Qtrs
Accrued taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$-644.00K	USD	2 Qtrs
Accrued taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$13.28M	USD	2 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherAccruedLiabilities`	$-7.32M	USD	2 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherAccruedLiabilities`	$-62.35M	USD	2 Qtrs
Change in margin and collateral accounts - assets	`IncreaseDecreaseInMarginDepositsOutstanding`	$-28.00K	USD	2 Qtrs
Change in margin and collateral accounts - assets	`IncreaseDecreaseInMarginDepositsOutstanding`	$-40.43M	USD	2 Qtrs
Change in other long-term assets	`IncreaseDecreaseInOtherOperatingAssets`	$104.58M	USD	2 Qtrs
Change in other long-term assets	`IncreaseDecreaseInOtherOperatingAssets`	$-174.01M	USD	2 Qtrs
Change in operating lease assets	`IncreaseDecreaseInOperatingLeaseRightOfUseAsset`	$-29.76M	USD	2 Qtrs
Change in operating lease assets	`IncreaseDecreaseInOperatingLeaseRightOfUseAsset`	$-18.00M	USD	2 Qtrs
Change in other long-term liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$162.18M	USD	2 Qtrs
Change in other long-term liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-184.63M	USD	2 Qtrs
Change in operating lease liabilities	`IncreaseDecreaseInOperatingLeaseLiability`	$-27.62M	USD	2 Qtrs
Change in operating lease liabilities	`IncreaseDecreaseInOperatingLeaseLiability`	$30.08M	USD	2 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$588.29M	USD	2 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$437.61M	USD	2 Qtrs
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$918.20M	USD	2 Qtrs
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$843.22M	USD	2 Qtrs
Contributions in aid of construction	`ProceedsFromContributionInAidOfConstruction`	$68.88M	USD	2 Qtrs
Contributions in aid of construction	`ProceedsFromContributionInAidOfConstruction`	$60.12M	USD	2 Qtrs
Allowance for borrowed funds used during construction	`AllowanceForFundsUsedDuringConstructionInvestingActivities`	$-25.04M	USD	2 Qtrs
Allowance for borrowed funds used during construction	`AllowanceForFundsUsedDuringConstructionInvestingActivities`	$-10.11M	USD	2 Qtrs
Proceeds from nuclear decommissioning trusts sales and other special use funds	`ProceedsFromDecommissioningTrustFundAssetsAndOtherSpecialUseFunds`	$567.53M	USD	2 Qtrs
Proceeds from nuclear decommissioning trusts sales and other special use funds	`ProceedsFromDecommissioningTrustFundAssetsAndOtherSpecialUseFunds`	$692.19M	USD	2 Qtrs
Investment in nuclear decommissioning trusts and other special use funds	`PaymentsToAcquireInvestmentsToBeHeldInDecommissioningTrustFundAndOtherSpecialUseFunds`	$568.67M	USD	2 Qtrs
Investment in nuclear decommissioning trusts and other special use funds	`PaymentsToAcquireInvestmentsToBeHeldInDecommissioningTrustFundAndOtherSpecialUseFunds`	$692.81M	USD	2 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$9.17M	USD	2 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$-485.00K	USD	2 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-883.77M	USD	2 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-794.25M	USD	2 Qtrs
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$689.25M	USD	2 Qtrs
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$325.80M	USD	2 Qtrs
Short-term borrowing and (repayments) - net	`ProceedsFromRepaymentsOfShortTermDebtNet`	$249.00M	USD	2 Qtrs
Short-term borrowing and (repayments) - net	`ProceedsFromRepaymentsOfShortTermDebtNet`	$-35.37M	USD	2 Qtrs
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$188.54M	USD	2 Qtrs
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$192.24M	USD	2 Qtrs
Repayment of long-term debt	`RepaymentsOfLongTermDebt`	$150.00M	USD	2 Qtrs
Repayment of long-term debt	`RepaymentsOfLongTermDebt`	-	USD	2 Qtrs
Common stock equity issuances and (purchases) - net	`ProceedsFromIssuanceOfCommonStock`	$-448.00K	USD	2 Qtrs
Common stock equity issuances and (purchases) - net	`ProceedsFromIssuanceOfCommonStock`	$-2.03M	USD	2 Qtrs
Distributions to noncontrolling interests	`PaymentsToMinorityShareholders`	$10.63M	USD	2 Qtrs
Distributions to noncontrolling interests	`PaymentsToMinorityShareholders`	$10.63M	USD	2 Qtrs
Net cash provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$225.18M	USD	2 Qtrs
Net cash provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$448.98M	USD	2 Qtrs
NET INCREASE IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$19.22M	USD	2 Qtrs
NET INCREASE IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$2.83M	USD	2 Qtrs
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$9.97M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$29.19M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$7.66M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.83M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$9.97M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$29.19M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$7.66M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.83M	USD	Point-in-time

Stockholders Equity 55 line items

Line Item	Tag	Value	Unit	Period
Dividends declared per common share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$1.70	USD	1 Quarter
Dividends declared per common share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$1.73	USD	2 Qtrs
Dividends declared per common share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$1.73	USD	1 Quarter
Dividends declared per common share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$1.70	USD	2 Qtrs
Beginning balance (in shares)	`CommonStockSharesIssued`	113.25M	shares	Point-in-time
Beginning balance (in shares)	`CommonStockSharesIssued`	113.39M	shares	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.02B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.02B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.05B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.16B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.16B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.08B	USD	Point-in-time
Beginning balance (in shares)	`TreasuryStockCommonShares`	73,613.00	shares	Point-in-time
Beginning balance (in shares)	`TreasuryStockCommonShares`	75,767.00	shares	Point-in-time
Net income	`ProfitLoss`	$111.98M	USD	2 Qtrs
Net income	`ProfitLoss`	$110.97M	USD	1 Quarter
Net income	`ProfitLoss`	$189.88M	USD	2 Qtrs
Net income	`ProfitLoss`	$168.62M	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$47.00K	USD	2 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-1.11M	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-156.00K	USD	2 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-55.00K	USD	1 Quarter
Dividends on common stock	`DividendsCommonStockNet`	$195.98M	USD	2 Qtrs
Dividends on common stock	`DividendsCommonStockNet`	$192.14M	USD	1 Quarter
Dividends on common stock	`DividendsCommonStockNet`	$192.21M	USD	2 Qtrs
Dividends on common stock	`DividendsCommonStockNet`	$195.98M	USD	1 Quarter
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$5.26M	USD	1 Quarter
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$11.37M	USD	2 Qtrs
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$9.55M	USD	2 Qtrs
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$5.97M	USD	1 Quarter
Purchase of treasury stock	`TreasuryStockValueAcquiredCostMethod`	$119.00K	USD	1 Quarter
Purchase of treasury stock	`TreasuryStockValueAcquiredCostMethod`	$1.72M	USD	2 Qtrs
Purchase of treasury stock	`TreasuryStockValueAcquiredCostMethod`	$2.61M	USD	2 Qtrs
Reissuance of treasury stock for stock-based compensation and other	`StockIssuedDuringPeriodValueTreasuryStockReissued`	$2.29M	USD	2 Qtrs
Reissuance of treasury stock for stock-based compensation and other	`StockIssuedDuringPeriodValueTreasuryStockReissued`	$673.00K	USD	1 Quarter
Reissuance of treasury stock for stock-based compensation and other	`StockIssuedDuringPeriodValueTreasuryStockReissued`	$5.14M	USD	2 Qtrs
Reissuance of treasury stock for stock-based compensation and other	`StockIssuedDuringPeriodValueTreasuryStockReissued`	$2.24M	USD	1 Quarter
Capital activities by noncontrolling activities	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$10.63M	USD	2 Qtrs
Capital activities by noncontrolling activities	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$10.63M	USD	1 Quarter
Capital activities by noncontrolling activities	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$10.63M	USD	2 Qtrs
Capital activities by noncontrolling activities	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$10.63M	USD	1 Quarter
Other	`StockholdersEquityOther`	$3.00K	USD	1 Quarter
Other	`StockholdersEquityOther`	$2.00K	USD	2 Qtrs
Other	`StockholdersEquityOther`	$3.00K	USD	1 Quarter
Other	`StockholdersEquityOther`	$2.00K	USD	2 Qtrs
Ending balance (in shares)	`CommonStockSharesIssued`	113.25M	shares	Point-in-time
Ending balance (in shares)	`CommonStockSharesIssued`	113.39M	shares	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.02B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.02B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.05B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.16B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.16B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.08B	USD	Point-in-time
Ending balance (in shares)	`TreasuryStockCommonShares`	73,613.00	shares	Point-in-time
Ending balance (in shares)	`TreasuryStockCommonShares`	75,767.00	shares	Point-in-time

Comprehensive Income 36 line items

Line Item	Tag	Value	Unit	Period
NET INCOME	`ProfitLoss`	$111.98M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$110.97M	USD	1 Quarter
Derivative instruments net unrealized gain, tax benefit (expense)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$413.00K	USD	2 Qtrs
Derivative instruments net unrealized gain, tax benefit (expense)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$-56.00K	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$189.88M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$168.62M	USD	1 Quarter
Derivative instruments net unrealized gain, tax benefit (expense)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$147.00K	USD	1 Quarter
Derivative instruments net unrealized gain, tax benefit (expense)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$331.00K	USD	1 Quarter
Pension and other postretirement benefits activity, tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$693.00K	USD	1 Quarter
Pension and other postretirement benefits activity, tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$165.00K	USD	1 Quarter
Pension and other postretirement benefits activity, tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$398.00K	USD	2 Qtrs
Pension and other postretirement benefits activity, tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-4.00K	USD	2 Qtrs
Derivative instruments net unrealized gain (loss), net of tax benefit (expense) of $(147), $(331), $56 and $(413)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$1.01M	USD	1 Quarter
Derivative instruments net unrealized gain (loss), net of tax benefit (expense) of $(147), $(331), $56 and $(413)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$446.00K	USD	1 Quarter
Derivative instruments net unrealized gain (loss), net of tax benefit (expense) of $(147), $(331), $56 and $(413)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$1.26M	USD	2 Qtrs
Derivative instruments net unrealized gain (loss), net of tax benefit (expense) of $(147), $(331), $56 and $(413)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$-170.00K	USD	2 Qtrs
Pension and other postretirement benefit activity, net of tax benefit (expense) of $165, $693, $(4) and $398	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-14.00K	USD	2 Qtrs
Pension and other postretirement benefit activity, net of tax benefit (expense) of $165, $693, $(4) and $398	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$1.21M	USD	2 Qtrs
Pension and other postretirement benefit activity, net of tax benefit (expense) of $165, $693, $(4) and $398	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$501.00K	USD	1 Quarter
Pension and other postretirement benefit activity, net of tax benefit (expense) of $165, $693, $(4) and $398	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$2.11M	USD	1 Quarter
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$47.00K	USD	2 Qtrs
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-1.11M	USD	1 Quarter
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-156.00K	USD	2 Qtrs
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-55.00K	USD	1 Quarter
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$167.51M	USD	1 Quarter
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$110.91M	USD	1 Quarter
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$189.93M	USD	2 Qtrs
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$111.82M	USD	2 Qtrs
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.31M	USD	1 Quarter
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$8.61M	USD	2 Qtrs
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.31M	USD	1 Quarter
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$8.61M	USD	2 Qtrs
COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`ComprehensiveIncomeNetOfTax`	$181.31M	USD	2 Qtrs
COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`ComprehensiveIncomeNetOfTax`	$106.61M	USD	1 Quarter
COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`ComprehensiveIncomeNetOfTax`	$163.21M	USD	1 Quarter
COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`ComprehensiveIncomeNetOfTax`	$103.21M	USD	2 Qtrs

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