10-K Filing

PINNACLE WEST CAPITAL CORP CIK: 764622 FY 2023

Filing Information

Form Type	10-K
Accession Number	`0000764622-24-000016`
Period End Date	20231231
Filing Date	20240227
Fiscal Year	2023
Fiscal Period	FY
XBRL Instance	pnw-20231231_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 150 Income Statement 75 Cash Flow Statement 134 Stockholders Equity 43 Comprehensive Income 27

Balance Sheet 150 line items

Line Item	Tag	Value	Unit	Period
Accumulated depreciation of Palo Verde sale leaseback	`SaleLeasebackTransactionAccumulatedDepreciation`	$260.75M	USD	Point-in-time
Accumulated depreciation of Palo Verde sale leaseback	`SaleLeasebackTransactionAccumulatedDepreciation`	$264.62M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$4.96M	USD	Point-in-time
Accumulated amortization on intangible assets	`FiniteLivedIntangibleAssetsAccumulatedAmortization`	$885.50M	USD	Point-in-time
Accumulated amortization on intangible assets	`FiniteLivedIntangibleAssetsAccumulatedAmortization`	$817.96M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$4.83M	USD	Point-in-time
Accumulated amortization on nuclear fuel	`AccumulatedAmortizationOnNuclearFuel`	$118.07M	USD	Point-in-time
Customer and other receivables	`AccountsReceivableGrossCurrent`	$453.21M	USD	Point-in-time
Customer and other receivables	`AccountsReceivableGrossCurrent`	$513.89M	USD	Point-in-time
Accumulated amortization on nuclear fuel	`AccumulatedAmortizationOnNuclearFuel`	$126.16M	USD	Point-in-time
Accrued unbilled revenues	`ContractWithCustomerAssetNetCurrent`	$167.55M	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`	$22.43M	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`	113.25M	shares	Point-in-time
Materials and supplies (at average cost)	`OtherInventorySupplies`	$444.34M	USD	Point-in-time
Common stock, issued shares (in shares)	`CommonStockSharesIssued`	113.54M	shares	Point-in-time
Materials and supplies (at average cost)	`OtherInventorySupplies`	$410.48M	USD	Point-in-time
Fossil fuel (at average cost)	`EnergyRelatedInventoryOtherFossilFuel`	$49.20M	USD	Point-in-time
Fossil fuel (at average cost)	`EnergyRelatedInventoryOtherFossilFuel`	$40.16M	USD	Point-in-time
Treasury stock (in shares)	`TreasuryStockCommonShares`	113,272.00	shares	Point-in-time
Treasury stock (in shares)	`TreasuryStockCommonShares`	73,613.00	shares	Point-in-time
Income tax receivable (Note 4)	`IncomeTaxesReceivable`	$332.00K	USD	Point-in-time
Income tax receivable (Note 4)	`IncomeTaxesReceivable`	$14.09M	USD	Point-in-time
Assets from risk management activities (Note 15)	`DerivativeInstrumentsAndHedges`	$87.83M	USD	Point-in-time
Assets from risk management activities (Note 15)	`DerivativeInstrumentsAndHedges`	$6.81M	USD	Point-in-time
Assets held for sale (Note 20)	`AssetsHeldForSaleNotPartOfDisposalGroupCurrent`	-	USD	Point-in-time
Assets held for sale (Note 20)	`AssetsHeldForSaleNotPartOfDisposalGroupCurrent`	$35.14M	USD	Point-in-time
Deferred fuel and purchased power regulatory asset (Note 3)	`DeferredFuelAndPurchasedPowerRegulatoryAssetCurrent`	$463.19M	USD	Point-in-time
Deferred fuel and purchased power regulatory asset (Note 3)	`DeferredFuelAndPurchasedPowerRegulatoryAssetCurrent`	$460.56M	USD	Point-in-time
Other regulatory assets (Note 3)	`OtherRegulatoryAssetsCurrent`	$78.32M	USD	Point-in-time
Other regulatory assets (Note 3)	`OtherRegulatoryAssetsCurrent`	$162.56M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$60.09M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$101.42M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.93B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.75B	USD	Point-in-time
Nuclear decommissioning trusts (Notes 12 and 18)	`DecommissioningTrustAssetsAmount`	$1.07B	USD	Point-in-time
Nuclear decommissioning trusts (Notes 12 and 18)	`DecommissioningTrustAssetsAmount`	$1.20B	USD	Point-in-time
Other special use funds (Notes 12 and 18)	`CoalReclamationandUnionTrust`	$347.23M	USD	Point-in-time
Other special use funds (Notes 12 and 18)	`CoalReclamationandUnionTrust`	$362.78M	USD	Point-in-time
Assets from risk management activities (Note 15)	`CreditRiskDerivativeAssetsAtFairValue`	-	USD	Point-in-time
Assets from risk management activities (Note 15)	`CreditRiskDerivativeAssetsAtFairValue`	$44.39M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$102.84M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$125.67M	USD	Point-in-time
Total investments and other assets	`TotalInvestmentsAndOtherAssets`	$1.59B	USD	Point-in-time
Total investments and other assets	`TotalInvestmentsAndOtherAssets`	$1.67B	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`	$24.21B	USD	Point-in-time
Accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$8.41B	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`	$15.80B	USD	Point-in-time
Construction work in progress	`ConstructionWorkInProgressGross`	$1.88B	USD	Point-in-time
Construction work in progress	`ConstructionWorkInProgressGross`	$1.72B	USD	Point-in-time
Palo Verde sale leaseback, net of accumulated depreciation of $264,624 and $260,754 (Note 17)	`PublicUtilitiesPropertyPlantAndEquipmentSaleLeasebackNet`	$90.30M	USD	Point-in-time
Palo Verde sale leaseback, net of accumulated depreciation of $264,624 and $260,754 (Note 17)	`PublicUtilitiesPropertyPlantAndEquipmentSaleLeasebackNet`	$86.43M	USD	Point-in-time
Intangible assets, net of accumulated amortization of $885,505 and $817,961	`IntangibleAssetsNetExcludingGoodwill`	$267.11M	USD	Point-in-time
Intangible assets, net of accumulated amortization of $885,505 and $817,961	`IntangibleAssetsNetExcludingGoodwill`	$258.88M	USD	Point-in-time
Nuclear fuel, net of accumulated amortization of $118,074 and $126,157	`NuclearFuelNetOfAmortization`	$100.12M	USD	Point-in-time
Nuclear fuel, net of accumulated amortization of $118,074 and $126,157	`NuclearFuelNetOfAmortization`	$99.49M	USD	Point-in-time
Total property, plant and equipment	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$16.85B	USD	Point-in-time
Total property, plant and equipment	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$17.98B	USD	Point-in-time
Regulatory assets (Notes 1, 3, 4 and 7)	`RegulatoryAssetsNoncurrent`	$1.28B	USD	Point-in-time
Regulatory assets (Notes 1, 3, 4 and 7)	`RegulatoryAssetsNoncurrent`	$1.39B	USD	Point-in-time
Operating lease right-of-use assets (Note 8)	`OperatingLeaseRightOfUseAsset`	$801.69M	USD	Point-in-time
Operating lease right-of-use assets (Note 8)	`OperatingLeaseRightOfUseAsset`	$1.31B	USD	Point-in-time
Assets for pension and other postretirement benefits (Note 7)	`DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent`	$323.44M	USD	Point-in-time
Assets for pension and other postretirement benefits (Note 7)	`DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent`	$396.60M	USD	Point-in-time
Other	`OtherDeferredCostsNet`	$46.28M	USD	Point-in-time
Other	`OtherDeferredCostsNet`	$63.47M	USD	Point-in-time
Total deferred debits	`TotalDeferredDebits`	$3.09B	USD	Point-in-time
Total deferred debits	`TotalDeferredDebits`	$2.53B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$22.72B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$24.66B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$442.45M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$430.43M	USD	Point-in-time
Accrued taxes	`TaxesPayableCurrent`	$164.44M	USD	Point-in-time
Accrued taxes	`TaxesPayableCurrent`	$166.83M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$72.92M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$61.22M	USD	Point-in-time
Common dividends payable	`DividendsPayableCurrent`	$99.81M	USD	Point-in-time
Common dividends payable	`DividendsPayableCurrent`	$97.89M	USD	Point-in-time
Short-term borrowings (Note 5)	`ShortTermBorrowings`	$609.50M	USD	Point-in-time
Short-term borrowings (Note 5)	`ShortTermBorrowings`	$340.72M	USD	Point-in-time
Current maturities of long-term debt (Note 6)	`OtherLongTermDebtCurrent`	$50.69M	USD	Point-in-time
Current maturities of long-term debt (Note 6)	`OtherLongTermDebtCurrent`	$875.00M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$41.77M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$42.04M	USD	Point-in-time
Liabilities from risk management activities (Note 15)	`DerivativeInstrumentsAndHedgesLiabilities`	$37.70M	USD	Point-in-time
Liabilities from risk management activities (Note 15)	`DerivativeInstrumentsAndHedgesLiabilities`	$80.91M	USD	Point-in-time
Liabilities for asset retirements (Note 11)	`AssetRetirementObligationCurrent`	$28.55M	USD	Point-in-time
Liabilities for asset retirements (Note 11)	`AssetRetirementObligationCurrent`	$12.23M	USD	Point-in-time
Operating lease liabilities (Note 8)	`OperatingLeaseLiabilityCurrent`	$67.88M	USD	Point-in-time
Operating lease liabilities (Note 8)	`OperatingLeaseLiabilityCurrent`	$105.21M	USD	Point-in-time
Regulatory liabilities (Note 3)	`RegulatoryLiabilityCurrent`	$271.57M	USD	Point-in-time
Regulatory liabilities (Note 3)	`RegulatoryLiabilityCurrent`	$209.92M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$148.28M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$193.52M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.76B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$2.89B	USD	Point-in-time
LONG-TERM DEBT LESS CURRENT MATURITIES (Note 6)	`LongTermDebtNoncurrent`	$7.74B	USD	Point-in-time
LONG-TERM DEBT LESS CURRENT MATURITIES (Note 6)	`LongTermDebtNoncurrent`	$7.54B	USD	Point-in-time
Deferred income taxes (Note 4)	`DeferredIncomeTaxLiabilitiesNet`	$2.42B	USD	Point-in-time
Deferred income taxes (Note 4)	`DeferredIncomeTaxLiabilitiesNet`	$2.38B	USD	Point-in-time
Regulatory liabilities (Notes 1, 3, 4 and 7)	`RegulatoryLiabilityNoncurrent`	$2.06B	USD	Point-in-time
Regulatory liabilities (Notes 1, 3, 4 and 7)	`RegulatoryLiabilityNoncurrent`	$1.97B	USD	Point-in-time
Liabilities for asset retirements (Note 11)	`AssetRetirementObligationsNoncurrent`	$937.45M	USD	Point-in-time
Liabilities for asset retirements (Note 11)	`AssetRetirementObligationsNoncurrent`	$785.53M	USD	Point-in-time
Liabilities for pension benefits (Note 7)	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$116.29M	USD	Point-in-time
Liabilities for pension benefits (Note 7)	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$112.70M	USD	Point-in-time
Liabilities from risk management activities (Note 15)	`DerivativeLiabilitiesNoncurrent`	$42.98M	USD	Point-in-time
Liabilities from risk management activities (Note 15)	`DerivativeLiabilitiesNoncurrent`	$4.75M	USD	Point-in-time
Customer advances	`ContractWithCustomerLiabilityNoncurrent`	$533.58M	USD	Point-in-time
Customer advances	`ContractWithCustomerLiabilityNoncurrent`	$422.10M	USD	Point-in-time
Coal mine reclamation	`UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount`	$184.01M	USD	Point-in-time
Coal mine reclamation	`UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount`	$179.25M	USD	Point-in-time
Deferred investment tax credit	`AccumulatedDeferredInvestmentTaxCredit`	$180.68M	USD	Point-in-time
Deferred investment tax credit	`AccumulatedDeferredInvestmentTaxCredit`	$257.74M	USD	Point-in-time
Unrecognized tax benefits (Note 4)	`LiabilityForUncertainTaxPositionsNoncurrent`	$33.86M	USD	Point-in-time
Unrecognized tax benefits (Note 4)	`LiabilityForUncertainTaxPositionsNoncurrent`	$38.66M	USD	Point-in-time
Operating lease liabilities (Note 8)	`OperatingLeaseLiabilityNoncurrent`	$1.21B	USD	Point-in-time
Operating lease liabilities (Note 8)	`OperatingLeaseLiabilityNoncurrent`	$639.25M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$247.40M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$251.47M	USD	Point-in-time
Total deferred credits and other	`DeferredCreditsAndOtherLiabilities`	$7.06B	USD	Point-in-time
Total deferred credits and other	`DeferredCreditsAndOtherLiabilities`	$7.95B	USD	Point-in-time
COMMITMENTS AND CONTINGENCIES (Note 10)	`CommitmentsAndContingencies`	-	USD	Point-in-time
COMMITMENTS AND CONTINGENCIES (Note 10)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Common stock, no par value; authorized 150,000,000 shares, 113,537,689 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, 113,537,689 and 113,247,189 issued at respective dates	`CommonStockValue`	$2.75B	USD	Point-in-time
Treasury stock at cost; 113,272 and 73,613 shares at respective dates	`TreasuryStockValue`	$8.19M	USD	Point-in-time
Treasury stock at cost; 113,272 and 73,613 shares at respective dates	`TreasuryStockValue`	$5.00M	USD	Point-in-time
Total common stock	`CommonStockValueCommonAndTreasury`	$2.72B	USD	Point-in-time
Total common stock	`CommonStockValueCommonAndTreasury`	$2.74B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$3.47B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$3.36B	USD	Point-in-time
Accumulated other comprehensive loss (Note 19)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-33.14M	USD	Point-in-time
Accumulated other comprehensive loss (Note 19)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-31.43M	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$6.05B	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$6.18B	USD	Point-in-time
Noncontrolling interests (Note 17)	`MinorityInterest`	$107.20M	USD	Point-in-time
Noncontrolling interests (Note 17)	`MinorityInterest`	$111.23M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.75B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.16B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.02B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.28B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$22.72B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$24.66B	USD	Point-in-time

Income Statement 75 line items

Line Item	Tag	Value	Unit	Period
OPERATING REVENUES (Note 2)	`Revenues`	$4.70B	USD	Annual
OPERATING REVENUES (Note 2)	`Revenues`	$4.32B	USD	Annual
OPERATING REVENUES (Note 2)	`Revenues`	$3.80B	USD	Annual
Fuel and purchased power	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$1.15B	USD	Annual
Fuel and purchased power	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$1.79B	USD	Annual
Fuel and purchased power	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$1.63B	USD	Annual
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$987.07M	USD	Annual
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$1.06B	USD	Annual
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$954.07M	USD	Annual
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$794.04M	USD	Annual
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$753.20M	USD	Annual
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$650.88M	USD	Annual
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$224.01M	USD	Annual
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$220.37M	USD	Annual
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$234.64M	USD	Annual
Other expenses	`OtherCostAndExpenseOperating`	$6.39M	USD	Annual
Other expenses	`OtherCostAndExpenseOperating`	$1.91M	USD	Annual
Other expenses	`OtherCostAndExpenseOperating`	$2.49M	USD	Annual
Total	`CostsAndExpenses`	$3.59B	USD	Annual
Total	`CostsAndExpenses`	$3.00B	USD	Annual
Total	`CostsAndExpenses`	$3.87B	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$731.91M	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$824.64M	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$805.31M	USD	Annual
Allowance for equity funds used during construction (Note 1)	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$45.26M	USD	Annual
Allowance for equity funds used during construction (Note 1)	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$41.74M	USD	Annual
Allowance for equity funds used during construction (Note 1)	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$53.12M	USD	Annual
Pension and other postretirement non-service credits, net (Note 7)	`PensionAndOtherPostretirementBenefitExpense`	$-98.49M	USD	Annual
Pension and other postretirement non-service credits, net (Note 7)	`PensionAndOtherPostretirementBenefitExpense`	$-112.54M	USD	Annual
Pension and other postretirement non-service credits, net (Note 7)	`PensionAndOtherPostretirementBenefitExpense`	$-40.65M	USD	Annual
Other income (Note 16)	`OtherNonoperatingIncome`	$45.10M	USD	Annual
Other income (Note 16)	`OtherNonoperatingIncome`	$7.92M	USD	Annual
Other income (Note 16)	`OtherNonoperatingIncome`	$33.67M	USD	Annual
Other expense (Note 16)	`OtherNonoperatingExpense`	$52.38M	USD	Annual
Other expense (Note 16)	`OtherNonoperatingExpense`	$25.40M	USD	Annual
Other expense (Note 16)	`OtherNonoperatingExpense`	$25.06M	USD	Annual
Total	`NonoperatingIncomeExpense`	$102.38M	USD	Annual
Total	`NonoperatingIncomeExpense`	$99.28M	USD	Annual
Total	`NonoperatingIncomeExpense`	$173.98M	USD	Annual
Interest charges	`InterestCostsIncurred`	$254.31M	USD	Annual
Interest charges	`InterestCostsIncurred`	$283.57M	USD	Annual
Interest charges	`InterestCostsIncurred`	$374.89M	USD	Annual
Allowance for borrowed funds used during construction (Note 1)	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$28.03M	USD	Annual
Allowance for borrowed funds used during construction (Note 1)	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$21.05M	USD	Annual
Allowance for borrowed funds used during construction (Note 1)	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$43.56M	USD	Annual
Total	`InterestExpense`	$255.54M	USD	Annual
Total	`InterestExpense`	$331.32M	USD	Annual
Total	`InterestExpense`	$233.26M	USD	Annual
INCOME BEFORE INCOME TAXES	`IncomeLossIncludingPortionAttributableToNoncontrollingInterest`	$746.03M	USD	Annual
INCOME BEFORE INCOME TAXES	`IncomeLossIncludingPortionAttributableToNoncontrollingInterest`	$575.65M	USD	Annual
INCOME BEFORE INCOME TAXES	`IncomeLossIncludingPortionAttributableToNoncontrollingInterest`	$595.69M	USD	Annual
INCOME TAXES (Note 4)	`IncomeTaxExpenseBenefit`	$76.91M	USD	Annual
INCOME TAXES (Note 4)	`IncomeTaxExpenseBenefit`	$74.83M	USD	Annual
INCOME TAXES (Note 4)	`IncomeTaxExpenseBenefit`	$110.09M	USD	Annual
NET INCOME	`ProfitLoss`	$518.78M	USD	Annual
NET INCOME	`ProfitLoss`	$500.83M	USD	Annual
NET INCOME	`ProfitLoss`	$635.94M	USD	Annual
Less: Net income attributable to noncontrolling interests (Note 17)	`NetIncomeLossAttributableToNoncontrollingInterest`	$17.22M	USD	Annual
Less: Net income attributable to noncontrolling interests (Note 17)	`NetIncomeLossAttributableToNoncontrollingInterest`	$17.22M	USD	Annual
Less: Net income attributable to noncontrolling interests (Note 17)	`NetIncomeLossAttributableToNoncontrollingInterest`	$17.22M	USD	Annual
NET INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`NetIncomeLossAvailableToCommonStockholdersBasic`	$501.56M	USD	Annual
NET INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`NetIncomeLossAvailableToCommonStockholdersBasic`	$618.72M	USD	Annual
NET INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`NetIncomeLossAvailableToCommonStockholdersBasic`	$483.60M	USD	Annual
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING BASIC (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	112.91M	shares	Annual
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING BASIC (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	113.44M	shares	Annual
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING BASIC (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	113.20M	shares	Annual
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING DILUTED (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	113.42M	shares	Annual
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING DILUTED (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	113.80M	shares	Annual
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING DILUTED (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	113.19M	shares	Annual
Net income attributable to common shareholders - basic (in dollars per share)	`EarningsPerShareBasic`	$5.48	USD	Annual
Net income attributable to common shareholders - basic (in dollars per share)	`EarningsPerShareBasic`	$4.42	USD	Annual
Net income attributable to common shareholders - basic (in dollars per share)	`EarningsPerShareBasic`	$4.27	USD	Annual
Net income attributable to common shareholders diluted (in dollars per share)	`EarningsPerShareDiluted`	$4.41	USD	Annual
Net income attributable to common shareholders diluted (in dollars per share)	`EarningsPerShareDiluted`	$4.26	USD	Annual
Net income attributable to common shareholders diluted (in dollars per share)	`EarningsPerShareDiluted`	$5.47	USD	Annual

Cash Flow Statement 134 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$518.78M	USD	Annual
Net income	`ProfitLoss`	$500.83M	USD	Annual
Net income	`ProfitLoss`	$635.94M	USD	Annual
Gain on sale relating to BCE	`DisposalGroupNotDiscontinuedOperationGainLossOnDisposal`	-	USD	Annual
Gain on sale relating to BCE	`DisposalGroupNotDiscontinuedOperationGainLossOnDisposal`	$6.42M	USD	Annual
Gain on sale relating to BCE	`DisposalGroupNotDiscontinuedOperationGainLossOnDisposal`	-	USD	Annual
Depreciation and amortization including nuclear fuel	`DepreciationDepletionAndAmortization`	$817.81M	USD	Annual
Depreciation and amortization including nuclear fuel	`DepreciationDepletionAndAmortization`	$719.14M	USD	Annual
Depreciation and amortization including nuclear fuel	`DepreciationDepletionAndAmortization`	$854.14M	USD	Annual
Deferred fuel and purchased power	`IncreaseDecreaseInRegulatoryClauseRevenue`	$-291.99M	USD	Annual
Deferred fuel and purchased power	`IncreaseDecreaseInRegulatoryClauseRevenue`	$-256.87M	USD	Annual
Deferred fuel and purchased power	`IncreaseDecreaseInRegulatoryClauseRevenue`	$-549.88M	USD	Annual
Deferred fuel and purchased power amortization	`IncreaseDecreaseDeferredFuelAndPurchasedPowerAmortization`	$44.56M	USD	Annual
Deferred fuel and purchased power amortization	`IncreaseDecreaseDeferredFuelAndPurchasedPowerAmortization`	$547.24M	USD	Annual
Deferred fuel and purchased power amortization	`IncreaseDecreaseDeferredFuelAndPurchasedPowerAmortization`	$219.58M	USD	Annual
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$45.26M	USD	Annual
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$41.74M	USD	Annual
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$53.12M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$43.20M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-24.31M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$117.47M	USD	Annual
Deferred investment tax credit	`DeferredInvestmentTaxCreditExpense`	$77.06M	USD	Annual
Deferred investment tax credit	`DeferredInvestmentTaxCreditExpense`	$-4.80M	USD	Annual
Deferred investment tax credit	`DeferredInvestmentTaxCreditExpense`	$-5.89M	USD	Annual
Change in derivative instruments fair value	`UnrealizedGainLossOnDerivatives`	-	USD	Annual
Change in derivative instruments fair value	`UnrealizedGainLossOnDerivatives`	$-777.00K	USD	Annual
Change in derivative instruments fair value	`UnrealizedGainLossOnDerivatives`	$777.00K	USD	Annual
Stock compensation	`ShareBasedCompensation`	$18.46M	USD	Annual
Stock compensation	`ShareBasedCompensation`	$15.94M	USD	Annual
Stock compensation	`ShareBasedCompensation`	$17.34M	USD	Annual
Customer and other receivables	`IncreaseDecreaseInAccountsAndNotesReceivable`	$61.98M	USD	Annual
Customer and other receivables	`IncreaseDecreaseInAccountsAndNotesReceivable`	$72.56M	USD	Annual
Customer and other receivables	`IncreaseDecreaseInAccountsAndNotesReceivable`	$63.87M	USD	Annual
Accrued unbilled revenues	`IncreaseDecreaseInContractWithCustomerAsset`	$1.78M	USD	Annual
Accrued unbilled revenues	`IncreaseDecreaseInContractWithCustomerAsset`	$30.78M	USD	Annual
Accrued unbilled revenues	`IncreaseDecreaseInContractWithCustomerAsset`	$2.79M	USD	Annual
Materials, supplies and fossil fuel	`IncreaseDecreaseInInventories`	$42.91M	USD	Annual
Materials, supplies and fossil fuel	`IncreaseDecreaseInInventories`	$83.47M	USD	Annual
Materials, supplies and fossil fuel	`IncreaseDecreaseInInventories`	$32.87M	USD	Annual
Income tax receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$-13.75M	USD	Annual
Income tax receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$6.57M	USD	Annual
Income tax receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$722.00K	USD	Annual
Other current assets	`IncreaseDecreaseInPrepaidExpense`	$-76.09M	USD	Annual
Other current assets	`IncreaseDecreaseInPrepaidExpense`	$22.77M	USD	Annual
Other current assets	`IncreaseDecreaseInPrepaidExpense`	$19.55M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$90.08M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-75.62M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$20.27M	USD	Annual
Accrued taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$9.09M	USD	Annual
Accrued taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$-4.21M	USD	Annual
Accrued taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$2.39M	USD	Annual
Other current liabilities	`IncreaseDecreaseInOtherAccruedLiabilities`	$40.51M	USD	Annual
Other current liabilities	`IncreaseDecreaseInOtherAccruedLiabilities`	$-1.86M	USD	Annual
Other current liabilities	`IncreaseDecreaseInOtherAccruedLiabilities`	$-51.74M	USD	Annual
Change in long-term regulatory assets	`IncreaseDecreaseInOtherRegulatoryAssets`	$-12.43M	USD	Annual
Change in long-term regulatory assets	`IncreaseDecreaseInOtherRegulatoryAssets`	$-53.11M	USD	Annual
Change in long-term regulatory assets	`IncreaseDecreaseInOtherRegulatoryAssets`	$17.01M	USD	Annual
Change in long-term regulatory liabilities	`IncreaseDecreaseInRegulatoryLiabilities`	$-332.47M	USD	Annual
Change in long-term regulatory liabilities	`IncreaseDecreaseInRegulatoryLiabilities`	$57.55M	USD	Annual
Change in long-term regulatory liabilities	`IncreaseDecreaseInRegulatoryLiabilities`	$28.50M	USD	Annual
Change in other long-term assets	`IncreaseDecreaseInOtherOperatingAssets`	$195.60M	USD	Annual
Change in other long-term assets	`IncreaseDecreaseInOtherOperatingAssets`	$345.47M	USD	Annual
Change in other long-term assets	`IncreaseDecreaseInOtherOperatingAssets`	$-159.03M	USD	Annual
Change in operating lease assets	`IncreaseDecreaseInOperatingLeaseRightOfUseAsset`	$-116.01M	USD	Annual
Change in operating lease assets	`IncreaseDecreaseInOperatingLeaseRightOfUseAsset`	$-90.53M	USD	Annual
Change in operating lease assets	`IncreaseDecreaseInOperatingLeaseRightOfUseAsset`	$-105.36M	USD	Annual
Change in other long-term liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$78.22M	USD	Annual
Change in other long-term liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$63.08M	USD	Annual
Change in other long-term liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$170.36M	USD	Annual
Change in operating lease liabilities	`IncreaseDecreaseInOperatingLeaseLiability`	$-108.36M	USD	Annual
Change in operating lease liabilities	`IncreaseDecreaseInOperatingLeaseLiability`	$-103.67M	USD	Annual
Change in operating lease liabilities	`IncreaseDecreaseInOperatingLeaseLiability`	$-65.78M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$860.01M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$1.21B	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$1.24B	USD	Annual
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$1.85B	USD	Annual
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$1.71B	USD	Annual
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$1.47B	USD	Annual
Contributions in aid of construction	`ProceedsFromContributionInAidOfConstruction`	$180.87M	USD	Annual
Contributions in aid of construction	`ProceedsFromContributionInAidOfConstruction`	$137.44M	USD	Annual
Contributions in aid of construction	`ProceedsFromContributionInAidOfConstruction`	$105.65M	USD	Annual
Proceeds from sale relating to BCE	`ProceedsFromDivestitureOfBusinessesNetOfCashDivested`	-	USD	Annual
Proceeds from sale relating to BCE	`ProceedsFromDivestitureOfBusinessesNetOfCashDivested`	-	USD	Annual
Proceeds from sale relating to BCE	`ProceedsFromDivestitureOfBusinessesNetOfCashDivested`	$23.40M	USD	Annual
Allowance for borrowed funds used during construction	`AllowanceForFundsUsedDuringConstructionInvestingActivities`	$-43.56M	USD	Annual
Allowance for borrowed funds used during construction	`AllowanceForFundsUsedDuringConstructionInvestingActivities`	$-28.03M	USD	Annual
Allowance for borrowed funds used during construction	`AllowanceForFundsUsedDuringConstructionInvestingActivities`	$-21.05M	USD	Annual
Proceeds from nuclear decommissioning trust sales and other special use funds	`ProceedsfromDecommissioningTrustFundAssetsAndOtherSpecialUseFunds`	$1.21B	USD	Annual
Proceeds from nuclear decommissioning trust sales and other special use funds	`ProceedsfromDecommissioningTrustFundAssetsAndOtherSpecialUseFunds`	$1.68B	USD	Annual
Proceeds from nuclear decommissioning trust sales and other special use funds	`ProceedsfromDecommissioningTrustFundAssetsAndOtherSpecialUseFunds`	$1.72B	USD	Annual
Investment in nuclear decommissioning trust and other special use funds	`PaymentstoAcquireInvestmentstobeHeldinDecommissioningTrustFundAndOtherSpecialUseFunds`	$1.68B	USD	Annual
Investment in nuclear decommissioning trust and other special use funds	`PaymentstoAcquireInvestmentstobeHeldinDecommissioningTrustFundAndOtherSpecialUseFunds`	$1.21B	USD	Annual
Investment in nuclear decommissioning trust and other special use funds	`PaymentstoAcquireInvestmentstobeHeldinDecommissioningTrustFundAndOtherSpecialUseFunds`	$1.73B	USD	Annual
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$6.46M	USD	Annual
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$15.61M	USD	Annual
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$-6.46M	USD	Annual
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-1.39B	USD	Annual
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-1.69B	USD	Annual
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-1.62B	USD	Annual
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$747.00M	USD	Annual
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$875.54M	USD	Annual
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$689.35M	USD	Annual
Repayment of long-term debt	`RepaymentsOfLongTermDebt`	$150.00M	USD	Annual
Repayment of long-term debt	`RepaymentsOfLongTermDebt`	-	USD	Annual
Repayment of long-term debt	`RepaymentsOfLongTermDebt`	$32.74M	USD	Annual
Short-term borrowings and (repayments) net	`ProceedsFromRepaymentsOfShortTermDebtNet`	$142.00M	USD	Annual
Short-term borrowings and (repayments) net	`ProceedsFromRepaymentsOfShortTermDebtNet`	$48.72M	USD	Annual
Short-term borrowings and (repayments) net	`ProceedsFromRepaymentsOfShortTermDebtNet`	$241.90M	USD	Annual
Short-term debt repayments under revolving credit facility	`RepaymentsOfLinesOfCredit`	-	USD	Annual
Short-term debt repayments under revolving credit facility	`RepaymentsOfLinesOfCredit`	-	USD	Annual
Short-term debt repayments under revolving credit facility	`RepaymentsOfLinesOfCredit`	$19.00M	USD	Annual
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$378.88M	USD	Annual
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$369.48M	USD	Annual
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$386.49M	USD	Annual
Common stock equity issuance and purchases net	`ProceedsFromIssuanceOfCommonStock`	$-2.35M	USD	Annual
Common stock equity issuance and purchases net	`ProceedsFromIssuanceOfCommonStock`	$-4.09M	USD	Annual
Common stock equity issuance and purchases net	`ProceedsFromIssuanceOfCommonStock`	$-2.65M	USD	Annual
Distributions to noncontrolling interests	`PaymentsToMinorityShareholders`	$21.25M	USD	Annual
Distributions to noncontrolling interests	`PaymentsToMinorityShareholders`	$21.25M	USD	Annual
Distributions to noncontrolling interests	`PaymentsToMinorityShareholders`	$21.25M	USD	Annual
Net cash provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$476.92M	USD	Annual
Net cash provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$371.47M	USD	Annual
Net cash provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$486.68M	USD	Annual
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$123.00K	USD	Annual
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-50.00M	USD	Annual
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-5.14M	USD	Annual
CASH AND CASH EQUIVALENTS AT BEGINNING OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.83M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT BEGINNING OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$9.97M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT BEGINNING OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.96M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT BEGINNING OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$59.97M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.83M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$9.97M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.96M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$59.97M	USD	Point-in-time

Stockholders Equity 43 line items

Line Item	Tag	Value	Unit	Period
Dividends declared per common share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$3.36	USD	Annual
Dividends declared per common share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$3.43	USD	Annual
Dividends declared per common share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$3.49	USD	Annual
Beginning balance (in shares)	`CommonStockSharesIssued`	113.25M	shares	Point-in-time
Beginning balance (in shares)	`CommonStockSharesIssued`	113.54M	shares	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.75B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.16B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.02B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.28B	USD	Point-in-time
Beginning balance (in shares)	`TreasuryStockCommonShares`	113,272.00	shares	Point-in-time
Beginning balance (in shares)	`TreasuryStockCommonShares`	73,613.00	shares	Point-in-time
Net income	`ProfitLoss`	$518.78M	USD	Annual
Net income	`ProfitLoss`	$500.83M	USD	Annual
Net income	`ProfitLoss`	$635.94M	USD	Annual
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$-1.71M	USD	Annual
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$23.43M	USD	Annual
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$7.93M	USD	Annual
Dividends on common stock	`DividendsCommonStockNet`	$387.98M	USD	Annual
Dividends on common stock	`DividendsCommonStockNet`	$395.58M	USD	Annual
Dividends on common stock	`DividendsCommonStockNet`	$379.11M	USD	Annual
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$22.00M	USD	Annual
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$25.26M	USD	Annual
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$27.94M	USD	Annual
Purchase of treasury stock	`TreasuryStockValueAcquiredCostMethod`	$5.15M	USD	Annual
Purchase of treasury stock	`TreasuryStockValueAcquiredCostMethod`	$4.66M	USD	Annual
Purchase of treasury stock	`TreasuryStockValueAcquiredCostMethod`	$5.47M	USD	Annual
Reissuance of treasury stock for stock-based compensation and other	`StockIssuedDuringPeriodValueTreasuryStockReissued`	$2.29M	USD	Annual
Reissuance of treasury stock for stock-based compensation and other	`StockIssuedDuringPeriodValueTreasuryStockReissued`	$4.54M	USD	Annual
Reissuance of treasury stock for stock-based compensation and other	`StockIssuedDuringPeriodValueTreasuryStockReissued`	$6.55M	USD	Annual
Capital activities by noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$21.25M	USD	Annual
Capital activities by noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$21.25M	USD	Annual
Capital activities by noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$21.25M	USD	Annual
Other	`StockholdersEquityOther`	$-2.00K	USD	Annual
Other	`StockholdersEquityOther`	$3.00K	USD	Annual
Other	`StockholdersEquityOther`	$-2.00K	USD	Annual
Ending balance (in shares)	`CommonStockSharesIssued`	113.25M	shares	Point-in-time
Ending balance (in shares)	`CommonStockSharesIssued`	113.54M	shares	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.75B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.16B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.02B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.28B	USD	Point-in-time
Ending balance (in shares)	`TreasuryStockCommonShares`	113,272.00	shares	Point-in-time
Ending balance (in shares)	`TreasuryStockCommonShares`	73,613.00	shares	Point-in-time

Comprehensive Income 27 line items

Line Item	Tag	Value	Unit	Period
Net unrealized gain, net of tax expense	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$-615.00K	USD	Annual
NET INCOME	`ProfitLoss`	$518.78M	USD	Annual
Net unrealized gain, net of tax expense	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$-234.00K	USD	Annual
NET INCOME	`ProfitLoss`	$500.83M	USD	Annual
Net unrealized gain, net of tax expense	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$-360.00K	USD	Annual
NET INCOME	`ProfitLoss`	$635.94M	USD	Annual
Pension and other postretirement benefits activity, tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$801.00K	USD	Annual
Pension and other postretirement benefits activity, tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-7.08M	USD	Annual
Pension and other postretirement benefits activity, tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-2.26M	USD	Annual
Net unrealized gain, net of tax expense of $234, $615, and $360	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$1.09M	USD	Annual
Net unrealized gain, net of tax expense of $234, $615, and $360	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$1.87M	USD	Annual
Net unrealized gain, net of tax expense of $234, $615, and $360	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$713.00K	USD	Annual
Pension and other postretirement benefits activity, net of tax benefit (expense) of $801, $(7,078), and $(2,256) (Note 7)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-6.84M	USD	Annual
Pension and other postretirement benefits activity, net of tax benefit (expense) of $801, $(7,078), and $(2,256) (Note 7)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$2.42M	USD	Annual
Pension and other postretirement benefits activity, net of tax benefit (expense) of $801, $(7,078), and $(2,256) (Note 7)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-21.55M	USD	Annual
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-1.71M	USD	Annual
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$23.43M	USD	Annual
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$7.93M	USD	Annual
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$524.25M	USD	Annual
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$643.88M	USD	Annual
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$517.07M	USD	Annual
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$17.22M	USD	Annual
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$17.22M	USD	Annual
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$17.22M	USD	Annual
COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`ComprehensiveIncomeNetOfTax`	$499.85M	USD	Annual
COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`ComprehensiveIncomeNetOfTax`	$507.03M	USD	Annual
COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`ComprehensiveIncomeNetOfTax`	$626.65M	USD	Annual

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