10-Q Filing

PINNACLE WEST CAPITAL CORP CIK: 764622 Q2 2024

Filing Information

Form Type	10-Q
Accession Number	`0000764622-24-000065`
Period End Date	20240630
Filing Date	20240801
Fiscal Year	2024
Fiscal Period	Q2
XBRL Instance	pnw-20240630_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 288 Income Statement 200 Cash Flow Statement 196 Stockholders Equity 110 Comprehensive Income 72

Balance Sheet 288 line items

Line Item	Tag	Value	Unit	Period
Common stock, authorized (in shares)	`CommonStockSharesAuthorized`	150.00M	shares	Point-in-time
Common stock, authorized (in shares)	`CommonStockSharesAuthorized`	150.00M	shares	Point-in-time
Common stock, authorized (in shares)	`CommonStockSharesAuthorized`	150.00M	shares	Point-in-time
Common stock, authorized (in shares)	`CommonStockSharesAuthorized`	150.00M	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$4.96M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$4.96M	USD	Point-in-time
Common stock, issued (in shares)	`CommonStockSharesIssued`	113.54M	shares	Point-in-time
Common stock, issued (in shares)	`CommonStockSharesIssued`	113.54M	shares	Point-in-time
Common stock, issued (in shares)	`CommonStockSharesIssued`	113.71M	shares	Point-in-time
Common stock, issued (in shares)	`CommonStockSharesIssued`	113.71M	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$4.01M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$4.01M	USD	Point-in-time
Customer and other receivables	`AccountsReceivableGrossCurrent`	$513.89M	USD	Point-in-time
Customer and other receivables	`AccountsReceivableGrossCurrent`	$513.89M	USD	Point-in-time
Customer and other receivables	`AccountsReceivableGrossCurrent`	$564.40M	USD	Point-in-time
Customer and other receivables	`AccountsReceivableGrossCurrent`	$564.40M	USD	Point-in-time
Treasury stock at cost (in shares)	`TreasuryStockCommonShares`	101,641.00	shares	Point-in-time
Treasury stock at cost (in shares)	`TreasuryStockCommonShares`	101,641.00	shares	Point-in-time
Treasury stock at cost (in shares)	`TreasuryStockCommonShares`	113,272.00	shares	Point-in-time
Treasury stock at cost (in shares)	`TreasuryStockCommonShares`	113,272.00	shares	Point-in-time
Accrued unbilled revenues (Note 2)	`ContractWithCustomerAssetNetCurrent`	$167.55M	USD	Point-in-time
Accrued unbilled revenues (Note 2)	`ContractWithCustomerAssetNetCurrent`	$167.55M	USD	Point-in-time
Accrued unbilled revenues (Note 2)	`ContractWithCustomerAssetNetCurrent`	$314.72M	USD	Point-in-time
Accrued unbilled revenues (Note 2)	`ContractWithCustomerAssetNetCurrent`	$314.72M	USD	Point-in-time
Allowance for doubtful accounts (Note 2)	`AllowanceForDoubtfulAccountsReceivableCurrent`	$22.43M	USD	Point-in-time
Allowance for doubtful accounts (Note 2)	`AllowanceForDoubtfulAccountsReceivableCurrent`	$22.43M	USD	Point-in-time
Allowance for doubtful accounts (Note 2)	`AllowanceForDoubtfulAccountsReceivableCurrent`	$15.83M	USD	Point-in-time
Allowance for doubtful accounts (Note 2)	`AllowanceForDoubtfulAccountsReceivableCurrent`	$15.83M	USD	Point-in-time
Materials and supplies (at average cost)	`OtherInventorySupplies`	$484.00M	USD	Point-in-time
Materials and supplies (at average cost)	`OtherInventorySupplies`	$484.00M	USD	Point-in-time
Materials and supplies (at average cost)	`OtherInventorySupplies`	$444.34M	USD	Point-in-time
Materials and supplies (at average cost)	`OtherInventorySupplies`	$444.34M	USD	Point-in-time
Income tax receivable	`IncomeTaxesReceivable`	$332.00K	USD	Point-in-time
Income tax receivable	`IncomeTaxesReceivable`	$332.00K	USD	Point-in-time
Income tax receivable	`IncomeTaxesReceivable`	-	USD	Point-in-time
Income tax receivable	`IncomeTaxesReceivable`	-	USD	Point-in-time
Fossil fuel (at average cost)	`EnergyRelatedInventoryOtherFossilFuel`	$49.20M	USD	Point-in-time
Fossil fuel (at average cost)	`EnergyRelatedInventoryOtherFossilFuel`	$49.20M	USD	Point-in-time
Fossil fuel (at average cost)	`EnergyRelatedInventoryOtherFossilFuel`	$65.05M	USD	Point-in-time
Fossil fuel (at average cost)	`EnergyRelatedInventoryOtherFossilFuel`	$65.05M	USD	Point-in-time
Assets from risk management activities (Note 7)	`DerivativeInstrumentsAndHedges`	$6.81M	USD	Point-in-time
Assets from risk management activities (Note 7)	`DerivativeInstrumentsAndHedges`	$6.81M	USD	Point-in-time
Assets from risk management activities (Note 7)	`DerivativeInstrumentsAndHedges`	$760.00K	USD	Point-in-time
Assets from risk management activities (Note 7)	`DerivativeInstrumentsAndHedges`	$760.00K	USD	Point-in-time
Assets held for sale (Note 16)	`AssetsHeldForSaleNotPartOfDisposalGroupCurrent`	$35.14M	USD	Point-in-time
Assets held for sale (Note 16)	`AssetsHeldForSaleNotPartOfDisposalGroupCurrent`	$35.14M	USD	Point-in-time
Assets held for sale (Note 16)	`AssetsHeldForSaleNotPartOfDisposalGroupCurrent`	-	USD	Point-in-time
Assets held for sale (Note 16)	`AssetsHeldForSaleNotPartOfDisposalGroupCurrent`	-	USD	Point-in-time
Deferred fuel and purchased power regulatory asset (Note 4)	`DeferredFuelAndPurchasedPowerRegulatoryAssetCurrent`	$322.67M	USD	Point-in-time
Deferred fuel and purchased power regulatory asset (Note 4)	`DeferredFuelAndPurchasedPowerRegulatoryAssetCurrent`	$322.67M	USD	Point-in-time
Deferred fuel and purchased power regulatory asset (Note 4)	`DeferredFuelAndPurchasedPowerRegulatoryAssetCurrent`	$463.19M	USD	Point-in-time
Deferred fuel and purchased power regulatory asset (Note 4)	`DeferredFuelAndPurchasedPowerRegulatoryAssetCurrent`	$463.19M	USD	Point-in-time
Other regulatory assets (Note 4)	`OtherRegulatoryAssetsCurrent`	$162.56M	USD	Point-in-time
Other regulatory assets (Note 4)	`OtherRegulatoryAssetsCurrent`	$162.56M	USD	Point-in-time
Other regulatory assets (Note 4)	`OtherRegulatoryAssetsCurrent`	$169.27M	USD	Point-in-time
Other regulatory assets (Note 4)	`OtherRegulatoryAssetsCurrent`	$169.27M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$139.56M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$139.56M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$101.42M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$101.42M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$2.05B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$2.05B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.93B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.93B	USD	Point-in-time
Nuclear decommissioning trusts (Notes 11 and 12)	`DecommissioningTrustAssetsAmount`	$1.20B	USD	Point-in-time
Nuclear decommissioning trusts (Notes 11 and 12)	`DecommissioningTrustAssetsAmount`	$1.20B	USD	Point-in-time
Nuclear decommissioning trusts (Notes 11 and 12)	`DecommissioningTrustAssetsAmount`	$1.25B	USD	Point-in-time
Nuclear decommissioning trusts (Notes 11 and 12)	`DecommissioningTrustAssetsAmount`	$1.25B	USD	Point-in-time
Other special use funds (Notes 11 and 12)	`CoalReclamationAndUnionTrust`	$362.78M	USD	Point-in-time
Other special use funds (Notes 11 and 12)	`CoalReclamationAndUnionTrust`	$362.78M	USD	Point-in-time
Other special use funds (Notes 11 and 12)	`CoalReclamationAndUnionTrust`	$367.80M	USD	Point-in-time
Other special use funds (Notes 11 and 12)	`CoalReclamationAndUnionTrust`	$367.80M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$119.39M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$119.39M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$102.84M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$102.84M	USD	Point-in-time
Total investments and other assets	`TotalInvestmentsAndOtherAssets`	$1.73B	USD	Point-in-time
Total investments and other assets	`TotalInvestmentsAndOtherAssets`	$1.73B	USD	Point-in-time
Total investments and other assets	`TotalInvestmentsAndOtherAssets`	$1.67B	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`	$24.21B	USD	Point-in-time
Plant in service and held for future use	`PropertyPlantAndEquipmentGross`	$24.21B	USD	Point-in-time
Plant in service and held for future use	`PropertyPlantAndEquipmentGross`	$25.01B	USD	Point-in-time
Plant in service and held for future use	`PropertyPlantAndEquipmentGross`	$25.01B	USD	Point-in-time
Accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$8.41B	USD	Point-in-time
Accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$8.41B	USD	Point-in-time
Accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$8.73B	USD	Point-in-time
Accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$8.73B	USD	Point-in-time
Net	`PropertyPlantAndEquipmentNet`	$15.80B	USD	Point-in-time
Net	`PropertyPlantAndEquipmentNet`	$15.80B	USD	Point-in-time
Net	`PropertyPlantAndEquipmentNet`	$16.29B	USD	Point-in-time
Net	`PropertyPlantAndEquipmentNet`	$16.29B	USD	Point-in-time
Construction work in progress	`ConstructionWorkInProgressGross`	$1.48B	USD	Point-in-time
Construction work in progress	`ConstructionWorkInProgressGross`	$1.48B	USD	Point-in-time
Construction work in progress	`ConstructionWorkInProgressGross`	$1.72B	USD	Point-in-time
Construction work in progress	`ConstructionWorkInProgressGross`	$1.72B	USD	Point-in-time
Palo Verde sale leaseback, net of accumulated depreciation (Note 6)	`PublicUtilitiesPropertyPlantAndEquipmentSaleLeasebackNet`	$86.43M	USD	Point-in-time
Palo Verde sale leaseback, net of accumulated depreciation (Note 6)	`PublicUtilitiesPropertyPlantAndEquipmentSaleLeasebackNet`	$86.43M	USD	Point-in-time
Palo Verde sale leaseback, net of accumulated depreciation (Note 6)	`PublicUtilitiesPropertyPlantAndEquipmentSaleLeasebackNet`	$84.49M	USD	Point-in-time
Palo Verde sale leaseback, net of accumulated depreciation (Note 6)	`PublicUtilitiesPropertyPlantAndEquipmentSaleLeasebackNet`	$84.49M	USD	Point-in-time
Intangible assets, net of accumulated amortization	`IntangibleAssetsNetExcludingGoodwill`	$593.02M	USD	Point-in-time
Intangible assets, net of accumulated amortization	`IntangibleAssetsNetExcludingGoodwill`	$593.02M	USD	Point-in-time
Intangible assets, net of accumulated amortization	`IntangibleAssetsNetExcludingGoodwill`	$267.11M	USD	Point-in-time
Intangible assets, net of accumulated amortization	`IntangibleAssetsNetExcludingGoodwill`	$267.11M	USD	Point-in-time
Nuclear fuel, net of accumulated amortization	`NuclearFuelNetOfAmortization`	$99.49M	USD	Point-in-time
Nuclear fuel, net of accumulated amortization	`NuclearFuelNetOfAmortization`	$99.49M	USD	Point-in-time
Nuclear fuel, net of accumulated amortization	`NuclearFuelNetOfAmortization`	$125.41M	USD	Point-in-time
Nuclear fuel, net of accumulated amortization	`NuclearFuelNetOfAmortization`	$125.41M	USD	Point-in-time
Total property, plant and equipment	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$18.57B	USD	Point-in-time
Total property, plant and equipment	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$18.57B	USD	Point-in-time
Total property, plant and equipment	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$17.98B	USD	Point-in-time
Total property, plant and equipment	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$17.98B	USD	Point-in-time
Regulatory assets (Note 4)	`RegulatoryAssetsNoncurrent`	$1.36B	USD	Point-in-time
Regulatory assets (Note 4)	`RegulatoryAssetsNoncurrent`	$1.36B	USD	Point-in-time
Regulatory assets (Note 4)	`RegulatoryAssetsNoncurrent`	$1.39B	USD	Point-in-time
Regulatory assets (Note 4)	`RegulatoryAssetsNoncurrent`	$1.39B	USD	Point-in-time
Operating lease right-of-use assets (Note 14)	`OperatingLeaseRightOfUseAsset`	$1.60B	USD	Point-in-time
Operating lease right-of-use assets (Note 14)	`OperatingLeaseRightOfUseAsset`	$1.60B	USD	Point-in-time
Operating lease right-of-use assets (Note 14)	`OperatingLeaseRightOfUseAsset`	$1.31B	USD	Point-in-time
Operating lease right-of-use assets (Note 14)	`OperatingLeaseRightOfUseAsset`	$1.31B	USD	Point-in-time
Assets for pension and other postretirement benefits (Note 5)	`DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent`	$339.07M	USD	Point-in-time
Assets for pension and other postretirement benefits (Note 5)	`DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent`	$339.07M	USD	Point-in-time
Assets for pension and other postretirement benefits (Note 5)	`DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent`	$323.44M	USD	Point-in-time
Assets for pension and other postretirement benefits (Note 5)	`DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent`	$323.44M	USD	Point-in-time
Other	`OtherDeferredCostsNet`	$55.65M	USD	Point-in-time
Other	`OtherDeferredCostsNet`	$55.65M	USD	Point-in-time
Other	`OtherDeferredCostsNet`	$63.47M	USD	Point-in-time
Other	`OtherDeferredCostsNet`	$63.47M	USD	Point-in-time
Total deferred debits	`TotalDeferredDebits`	$3.35B	USD	Point-in-time
Total deferred debits	`TotalDeferredDebits`	$3.35B	USD	Point-in-time
Total deferred debits	`TotalDeferredDebits`	$3.09B	USD	Point-in-time
Total deferred debits	`TotalDeferredDebits`	$3.09B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$24.66B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$24.66B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$25.70B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$25.70B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$548.84M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$548.84M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$442.45M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$442.45M	USD	Point-in-time
Accrued taxes	`TaxesPayableCurrent`	$201.21M	USD	Point-in-time
Accrued taxes	`TaxesPayableCurrent`	$201.21M	USD	Point-in-time
Accrued taxes	`TaxesPayableCurrent`	$166.83M	USD	Point-in-time
Accrued taxes	`TaxesPayableCurrent`	$166.83M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$76.65M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$76.65M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$72.92M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$72.92M	USD	Point-in-time
Common dividends payable	`DividendsPayableCurrent`	$99.81M	USD	Point-in-time
Common dividends payable	`DividendsPayableCurrent`	$99.81M	USD	Point-in-time
Common dividends payable	`DividendsPayableCurrent`	$99.94M	USD	Point-in-time
Common dividends payable	`DividendsPayableCurrent`	$99.94M	USD	Point-in-time
Short-term borrowings (Note 3)	`ShortTermBorrowings`	$609.50M	USD	Point-in-time
Short-term borrowings (Note 3)	`ShortTermBorrowings`	$609.50M	USD	Point-in-time
Short-term borrowings (Note 3)	`ShortTermBorrowings`	$531.45M	USD	Point-in-time
Short-term borrowings (Note 3)	`ShortTermBorrowings`	$531.45M	USD	Point-in-time
Current maturities of long-term debt (Note 3)	`OtherLongTermDebtCurrent`	$875.00M	USD	Point-in-time
Current maturities of long-term debt (Note 3)	`OtherLongTermDebtCurrent`	$875.00M	USD	Point-in-time
Current maturities of long-term debt (Note 3)	`OtherLongTermDebtCurrent`	$1.00B	USD	Point-in-time
Current maturities of long-term debt (Note 3)	`OtherLongTermDebtCurrent`	$1.00B	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$42.04M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$42.04M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$41.56M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$41.56M	USD	Point-in-time
Liabilities from risk management activities (Note 7)	`DerivativeInstrumentsAndHedgesLiabilities`	$104.31M	USD	Point-in-time
Liabilities from risk management activities (Note 7)	`DerivativeInstrumentsAndHedgesLiabilities`	$104.31M	USD	Point-in-time
Liabilities from risk management activities (Note 7)	`DerivativeInstrumentsAndHedgesLiabilities`	$80.91M	USD	Point-in-time
Liabilities from risk management activities (Note 7)	`DerivativeInstrumentsAndHedgesLiabilities`	$80.91M	USD	Point-in-time
Liabilities for asset retirements (Note 15)	`AssetRetirementObligationCurrent`	$28.55M	USD	Point-in-time
Liabilities for asset retirements (Note 15)	`AssetRetirementObligationCurrent`	$28.55M	USD	Point-in-time
Liabilities for asset retirements (Note 15)	`AssetRetirementObligationCurrent`	$37.31M	USD	Point-in-time
Liabilities for asset retirements (Note 15)	`AssetRetirementObligationCurrent`	$37.31M	USD	Point-in-time
Operating lease liabilities (Note 14)	`OperatingLeaseLiabilityCurrent`	$107.23M	USD	Point-in-time
Operating lease liabilities (Note 14)	`OperatingLeaseLiabilityCurrent`	$107.23M	USD	Point-in-time
Operating lease liabilities (Note 14)	`OperatingLeaseLiabilityCurrent`	$67.88M	USD	Point-in-time
Operating lease liabilities (Note 14)	`OperatingLeaseLiabilityCurrent`	$67.88M	USD	Point-in-time
Regulatory liabilities (Note 4)	`RegulatoryLiabilityCurrent`	$230.55M	USD	Point-in-time
Regulatory liabilities (Note 4)	`RegulatoryLiabilityCurrent`	$230.55M	USD	Point-in-time
Regulatory liabilities (Note 4)	`RegulatoryLiabilityCurrent`	$209.92M	USD	Point-in-time
Regulatory liabilities (Note 4)	`RegulatoryLiabilityCurrent`	$209.92M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$193.52M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$193.52M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$132.98M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$132.98M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$2.89B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$2.89B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$3.11B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$3.11B	USD	Point-in-time
LONG-TERM DEBT LESS CURRENT MATURITIES (Note 3)	`LongTermDebtNoncurrent`	$7.54B	USD	Point-in-time
LONG-TERM DEBT LESS CURRENT MATURITIES (Note 3)	`LongTermDebtNoncurrent`	$7.54B	USD	Point-in-time
LONG-TERM DEBT LESS CURRENT MATURITIES (Note 3)	`LongTermDebtNoncurrent`	$8.06B	USD	Point-in-time
LONG-TERM DEBT LESS CURRENT MATURITIES (Note 3)	`LongTermDebtNoncurrent`	$8.06B	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$2.44B	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$2.44B	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$2.42B	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$2.42B	USD	Point-in-time
Regulatory liabilities (Note 4)	`RegulatoryLiabilityNoncurrent`	$1.81B	USD	Point-in-time
Regulatory liabilities (Note 4)	`RegulatoryLiabilityNoncurrent`	$1.81B	USD	Point-in-time
Regulatory liabilities (Note 4)	`RegulatoryLiabilityNoncurrent`	$1.97B	USD	Point-in-time
Regulatory liabilities (Note 4)	`RegulatoryLiabilityNoncurrent`	$1.97B	USD	Point-in-time
Liabilities for asset retirements (Note 15)	`AssetRetirementObligationsNoncurrent`	$1.10B	USD	Point-in-time
Liabilities for asset retirements (Note 15)	`AssetRetirementObligationsNoncurrent`	$1.10B	USD	Point-in-time
Liabilities for asset retirements (Note 15)	`AssetRetirementObligationsNoncurrent`	$937.45M	USD	Point-in-time
Liabilities for asset retirements (Note 15)	`AssetRetirementObligationsNoncurrent`	$937.45M	USD	Point-in-time
Liabilities for pension benefits (Note 5)	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$112.70M	USD	Point-in-time
Liabilities for pension benefits (Note 5)	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$112.70M	USD	Point-in-time
Liabilities for pension benefits (Note 5)	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$109.46M	USD	Point-in-time
Liabilities for pension benefits (Note 5)	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$109.46M	USD	Point-in-time
Liabilities from risk management activities (Note 7)	`DerivativeLiabilitiesNoncurrent`	$42.98M	USD	Point-in-time
Liabilities from risk management activities (Note 7)	`DerivativeLiabilitiesNoncurrent`	$42.98M	USD	Point-in-time
Liabilities from risk management activities (Note 7)	`DerivativeLiabilitiesNoncurrent`	$26.36M	USD	Point-in-time
Liabilities from risk management activities (Note 7)	`DerivativeLiabilitiesNoncurrent`	$26.36M	USD	Point-in-time
Customer advances	`ContractWithCustomerLiabilityNoncurrent`	$514.07M	USD	Point-in-time
Customer advances	`ContractWithCustomerLiabilityNoncurrent`	$514.07M	USD	Point-in-time
Customer advances	`ContractWithCustomerLiabilityNoncurrent`	$533.58M	USD	Point-in-time
Customer advances	`ContractWithCustomerLiabilityNoncurrent`	$533.58M	USD	Point-in-time
Coal mine reclamation	`RecordedUnconditionalPurchaseObligation`	$184.01M	USD	Point-in-time
Coal mine reclamation	`RecordedUnconditionalPurchaseObligation`	$184.01M	USD	Point-in-time
Coal mine reclamation	`RecordedUnconditionalPurchaseObligation`	$186.45M	USD	Point-in-time
Coal mine reclamation	`RecordedUnconditionalPurchaseObligation`	$186.45M	USD	Point-in-time
Deferred investment tax credit	`AccumulatedDeferredInvestmentTaxCredit`	$253.66M	USD	Point-in-time
Deferred investment tax credit	`AccumulatedDeferredInvestmentTaxCredit`	$253.66M	USD	Point-in-time
Deferred investment tax credit	`AccumulatedDeferredInvestmentTaxCredit`	$257.74M	USD	Point-in-time
Deferred investment tax credit	`AccumulatedDeferredInvestmentTaxCredit`	$257.74M	USD	Point-in-time
Unrecognized tax benefits	`LiabilityForUncertainTaxPositionsNoncurrent`	$35.14M	USD	Point-in-time
Unrecognized tax benefits	`LiabilityForUncertainTaxPositionsNoncurrent`	$35.14M	USD	Point-in-time
Unrecognized tax benefits	`LiabilityForUncertainTaxPositionsNoncurrent`	$33.86M	USD	Point-in-time
Unrecognized tax benefits	`LiabilityForUncertainTaxPositionsNoncurrent`	$33.86M	USD	Point-in-time
Operating lease liabilities (Note 14)	`OperatingLeaseLiabilityNoncurrent`	$1.52B	USD	Point-in-time
Operating lease liabilities (Note 14)	`OperatingLeaseLiabilityNoncurrent`	$1.52B	USD	Point-in-time
Operating lease liabilities (Note 14)	`OperatingLeaseLiabilityNoncurrent`	$1.21B	USD	Point-in-time
Operating lease liabilities (Note 14)	`OperatingLeaseLiabilityNoncurrent`	$1.21B	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$251.47M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$251.47M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$221.42M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$221.42M	USD	Point-in-time
Total deferred credits and other	`DeferredCreditsAndOtherLiabilities`	$7.95B	USD	Point-in-time
Total deferred credits and other	`DeferredCreditsAndOtherLiabilities`	$7.95B	USD	Point-in-time
Total deferred credits and other	`DeferredCreditsAndOtherLiabilities`	$8.22B	USD	Point-in-time
Total deferred credits and other	`DeferredCreditsAndOtherLiabilities`	$8.22B	USD	Point-in-time
COMMITMENTS AND CONTINGENCIES (Note 8)	`CommitmentsAndContingencies`	-	USD	Point-in-time
COMMITMENTS AND CONTINGENCIES (Note 8)	`CommitmentsAndContingencies`	-	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, 113,711,763 and 113,537,689 issued at respective dates	`CommonStockValue`	$2.76B	USD	Point-in-time
Common stock, no par value; authorized 150,000,000 shares, 113,711,763 and 113,537,689 issued at respective dates	`CommonStockValue`	$2.76B	USD	Point-in-time
Common stock, no par value; authorized 150,000,000 shares, 113,711,763 and 113,537,689 issued at respective dates	`CommonStockValue`	$2.75B	USD	Point-in-time
Common stock, no par value; authorized 150,000,000 shares, 113,711,763 and 113,537,689 issued at respective dates	`CommonStockValue`	$2.75B	USD	Point-in-time
Treasury stock at cost; 101,641 and 113,272 shares at respective dates	`TreasuryStockValue`	$7.19M	USD	Point-in-time
Treasury stock at cost; 101,641 and 113,272 shares at respective dates	`TreasuryStockValue`	$7.19M	USD	Point-in-time
Treasury stock at cost; 101,641 and 113,272 shares at respective dates	`TreasuryStockValue`	$8.19M	USD	Point-in-time
Treasury stock at cost; 101,641 and 113,272 shares at respective dates	`TreasuryStockValue`	$8.19M	USD	Point-in-time
Total common stock	`CommonStockValueCommonAndTreasury`	$2.76B	USD	Point-in-time
Total common stock	`CommonStockValueCommonAndTreasury`	$2.76B	USD	Point-in-time
Total common stock	`CommonStockValueCommonAndTreasury`	$2.74B	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`	$3.47B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$3.49B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$3.49B	USD	Point-in-time
Accumulated other comprehensive loss (Note 13)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-33.14M	USD	Point-in-time
Accumulated other comprehensive loss (Note 13)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-33.14M	USD	Point-in-time
Accumulated other comprehensive loss (Note 13)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-33.29M	USD	Point-in-time
Accumulated other comprehensive loss (Note 13)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-33.29M	USD	Point-in-time
Total shareholder equity	`StockholdersEquity`	$6.18B	USD	Point-in-time
Total shareholder equity	`StockholdersEquity`	$6.18B	USD	Point-in-time
Total shareholder equity	`StockholdersEquity`	$6.21B	USD	Point-in-time
Total shareholder equity	`StockholdersEquity`	$6.21B	USD	Point-in-time
Noncontrolling interests (Note 6)	`MinorityInterest`	$105.18M	USD	Point-in-time
Noncontrolling interests (Note 6)	`MinorityInterest`	$105.18M	USD	Point-in-time
Noncontrolling interests (Note 6)	`MinorityInterest`	$107.20M	USD	Point-in-time
Noncontrolling interests (Note 6)	`MinorityInterest`	$107.20M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.31B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.31B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.28B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.28B	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 equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.08B	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`	$6.32B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.32B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$25.70B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$25.70B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$24.66B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$24.66B	USD	Point-in-time

Income Statement 200 line items

Line Item	Tag	Value	Unit	Period
OPERATING REVENUES (Note 2)	`Revenues`	$2.07B	USD	2 Qtrs
OPERATING REVENUES (Note 2)	`Revenues`	$2.07B	USD	2 Qtrs
OPERATING REVENUES (Note 2)	`Revenues`	$1.12B	USD	1 Quarter
OPERATING REVENUES (Note 2)	`Revenues`	$1.12B	USD	1 Quarter
OPERATING REVENUES (Note 2)	`Revenues`	$2.26B	USD	2 Qtrs
OPERATING REVENUES (Note 2)	`Revenues`	$2.26B	USD	2 Qtrs
OPERATING REVENUES (Note 2)	`Revenues`	$1.31B	USD	1 Quarter
OPERATING REVENUES (Note 2)	`Revenues`	$1.31B	USD	1 Quarter
Fuel and purchased power	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$437.17M	USD	1 Quarter
Fuel and purchased power	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$437.17M	USD	1 Quarter
Fuel and purchased power	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$407.75M	USD	1 Quarter
Fuel and purchased power	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$407.75M	USD	1 Quarter
Fuel and purchased power	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$802.26M	USD	2 Qtrs
Fuel and purchased power	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$802.26M	USD	2 Qtrs
Fuel and purchased power	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$795.04M	USD	2 Qtrs
Fuel and purchased power	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$795.04M	USD	2 Qtrs
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$529.84M	USD	2 Qtrs
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$529.84M	USD	2 Qtrs
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$272.27M	USD	1 Quarter
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$272.27M	USD	1 Quarter
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$527.32M	USD	2 Qtrs
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$527.32M	USD	2 Qtrs
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$277.24M	USD	1 Quarter
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$277.24M	USD	1 Quarter
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$435.31M	USD	2 Qtrs
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$435.31M	USD	2 Qtrs
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$225.02M	USD	1 Quarter
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$225.02M	USD	1 Quarter
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$387.01M	USD	2 Qtrs
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$387.01M	USD	2 Qtrs
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$195.10M	USD	1 Quarter
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$195.10M	USD	1 Quarter
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$117.81M	USD	2 Qtrs
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$117.81M	USD	2 Qtrs
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$114.78M	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`	$57.64M	USD	1 Quarter
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$58.65M	USD	1 Quarter
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$58.65M	USD	1 Quarter
Other expense	`OtherCostAndExpenseOperating`	$688.00K	USD	1 Quarter
Other expense	`OtherCostAndExpenseOperating`	$688.00K	USD	1 Quarter
Other expense	`OtherCostAndExpenseOperating`	$2.16M	USD	2 Qtrs
Other expense	`OtherCostAndExpenseOperating`	$2.16M	USD	2 Qtrs
Other expense	`OtherCostAndExpenseOperating`	$1.30M	USD	2 Qtrs
Other expense	`OtherCostAndExpenseOperating`	$1.30M	USD	2 Qtrs
Other expense	`OtherCostAndExpenseOperating`	$2.14M	USD	1 Quarter
Other expense	`OtherCostAndExpenseOperating`	$2.14M	USD	1 Quarter
Total	`CostsAndExpenses`	$995.25M	USD	1 Quarter
Total	`CostsAndExpenses`	$995.25M	USD	1 Quarter
Total	`CostsAndExpenses`	$938.42M	USD	1 Quarter
Total	`CostsAndExpenses`	$938.42M	USD	1 Quarter
Total	`CostsAndExpenses`	$1.83B	USD	2 Qtrs
Total	`CostsAndExpenses`	$1.83B	USD	2 Qtrs
Total	`CostsAndExpenses`	$1.88B	USD	2 Qtrs
Total	`CostsAndExpenses`	$1.88B	USD	2 Qtrs
OPERATING INCOME	`OperatingIncomeLoss`	$183.28M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$183.28M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$234.00M	USD	2 Qtrs
OPERATING INCOME	`OperatingIncomeLoss`	$234.00M	USD	2 Qtrs
OPERATING INCOME	`OperatingIncomeLoss`	$380.54M	USD	2 Qtrs
OPERATING INCOME	`OperatingIncomeLoss`	$380.54M	USD	2 Qtrs
OPERATING INCOME	`OperatingIncomeLoss`	$313.75M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$313.75M	USD	1 Quarter
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$28.09M	USD	2 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$28.09M	USD	2 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$13.03M	USD	1 Quarter
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$13.03M	USD	1 Quarter
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$8.91M	USD	1 Quarter
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$8.91M	USD	1 Quarter
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$19.20M	USD	2 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$19.20M	USD	2 Qtrs
Pension and other postretirement non-service credits - net (Note 5)	`PensionAndOtherPostretirementBenefitExpense`	$-24.45M	USD	2 Qtrs
Pension and other postretirement non-service credits - net (Note 5)	`PensionAndOtherPostretirementBenefitExpense`	$-24.45M	USD	2 Qtrs
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`	$-20.34M	USD	2 Qtrs
Pension and other postretirement non-service credits - net (Note 5)	`PensionAndOtherPostretirementBenefitExpense`	$-10.47M	USD	1 Quarter
Pension and other postretirement non-service credits - net (Note 5)	`PensionAndOtherPostretirementBenefitExpense`	$-10.47M	USD	1 Quarter
Pension and other postretirement non-service credits - net (Note 5)	`PensionAndOtherPostretirementBenefitExpense`	$-12.88M	USD	1 Quarter
Pension and other postretirement non-service credits - net (Note 5)	`PensionAndOtherPostretirementBenefitExpense`	$-12.88M	USD	1 Quarter
Other income (Note 9)	`OtherNonoperatingIncome`	$36.49M	USD	2 Qtrs
Other income (Note 9)	`OtherNonoperatingIncome`	$36.49M	USD	2 Qtrs
Other income (Note 9)	`OtherNonoperatingIncome`	$5.88M	USD	1 Quarter
Other income (Note 9)	`OtherNonoperatingIncome`	$5.88M	USD	1 Quarter
Other income (Note 9)	`OtherNonoperatingIncome`	$12.48M	USD	2 Qtrs
Other income (Note 9)	`OtherNonoperatingIncome`	$12.48M	USD	2 Qtrs
Other income (Note 9)	`OtherNonoperatingIncome`	$6.41M	USD	1 Quarter
Other income (Note 9)	`OtherNonoperatingIncome`	$6.41M	USD	1 Quarter
Other expense (Note 9)	`OtherNonoperatingExpense`	$8.94M	USD	2 Qtrs
Other expense (Note 9)	`OtherNonoperatingExpense`	$8.94M	USD	2 Qtrs
Other expense (Note 9)	`OtherNonoperatingExpense`	$4.81M	USD	1 Quarter
Other expense (Note 9)	`OtherNonoperatingExpense`	$4.81M	USD	1 Quarter
Other expense (Note 9)	`OtherNonoperatingExpense`	$3.03M	USD	1 Quarter
Other expense (Note 9)	`OtherNonoperatingExpense`	$3.03M	USD	1 Quarter
Other expense (Note 9)	`OtherNonoperatingExpense`	$10.60M	USD	2 Qtrs
Other expense (Note 9)	`OtherNonoperatingExpense`	$10.60M	USD	2 Qtrs
Total	`NonoperatingIncomeExpense`	$24.64M	USD	1 Quarter
Total	`NonoperatingIncomeExpense`	$24.64M	USD	1 Quarter
Total	`NonoperatingIncomeExpense`	$51.97M	USD	2 Qtrs
Total	`NonoperatingIncomeExpense`	$51.97M	USD	2 Qtrs
Total	`NonoperatingIncomeExpense`	$69.54M	USD	2 Qtrs
Total	`NonoperatingIncomeExpense`	$69.54M	USD	2 Qtrs
Total	`NonoperatingIncomeExpense`	$25.10M	USD	1 Quarter
Total	`NonoperatingIncomeExpense`	$25.10M	USD	1 Quarter
Interest charges	`InterestCostsIncurred`	$181.95M	USD	2 Qtrs
Interest charges	`InterestCostsIncurred`	$181.95M	USD	2 Qtrs
Interest charges	`InterestCostsIncurred`	$93.83M	USD	1 Quarter
Interest charges	`InterestCostsIncurred`	$93.83M	USD	1 Quarter
Interest charges	`InterestCostsIncurred`	$108.89M	USD	1 Quarter
Interest charges	`InterestCostsIncurred`	$108.89M	USD	1 Quarter
Interest charges	`InterestCostsIncurred`	$208.66M	USD	2 Qtrs
Interest charges	`InterestCostsIncurred`	$208.66M	USD	2 Qtrs
Allowance for borrowed funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$24.18M	USD	2 Qtrs
Allowance for borrowed funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$24.18M	USD	2 Qtrs
Allowance for borrowed funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$11.04M	USD	1 Quarter
Allowance for borrowed funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$11.04M	USD	1 Quarter
Allowance for borrowed funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$12.32M	USD	1 Quarter
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`	$25.04M	USD	2 Qtrs
Total	`InterestExpenseNonoperating`	$97.86M	USD	1 Quarter
Total	`InterestExpenseNonoperating`	$97.86M	USD	1 Quarter
Total	`InterestExpenseNonoperating`	$184.49M	USD	2 Qtrs
Total	`InterestExpenseNonoperating`	$184.49M	USD	2 Qtrs
Total	`InterestExpenseNonoperating`	$81.52M	USD	1 Quarter
Total	`InterestExpenseNonoperating`	$81.52M	USD	1 Quarter
Total	`InterestExpenseNonoperating`	$156.91M	USD	2 Qtrs
Total	`InterestExpenseNonoperating`	$156.91M	USD	2 Qtrs
Income Before Income Taxes	`IncomeLossIncludingPortionAttributableToNoncontrollingInterest`	$126.87M	USD	1 Quarter
Income Before Income Taxes	`IncomeLossIncludingPortionAttributableToNoncontrollingInterest`	$126.87M	USD	1 Quarter
Income Before Income Taxes	`IncomeLossIncludingPortionAttributableToNoncontrollingInterest`	$240.53M	USD	1 Quarter
Income Before Income Taxes	`IncomeLossIncludingPortionAttributableToNoncontrollingInterest`	$240.53M	USD	1 Quarter
Income Before Income Taxes	`IncomeLossIncludingPortionAttributableToNoncontrollingInterest`	$265.59M	USD	2 Qtrs
Income Before Income Taxes	`IncomeLossIncludingPortionAttributableToNoncontrollingInterest`	$265.59M	USD	2 Qtrs
Income Before Income Taxes	`IncomeLossIncludingPortionAttributableToNoncontrollingInterest`	$129.06M	USD	2 Qtrs
Income Before Income Taxes	`IncomeLossIncludingPortionAttributableToNoncontrollingInterest`	$129.06M	USD	2 Qtrs
Income Taxes	`IncomeTaxExpenseBenefit`	$36.31M	USD	2 Qtrs
Income Taxes	`IncomeTaxExpenseBenefit`	$36.31M	USD	2 Qtrs
Income Taxes	`IncomeTaxExpenseBenefit`	$15.90M	USD	1 Quarter
Income Taxes	`IncomeTaxExpenseBenefit`	$15.90M	USD	1 Quarter
Income Taxes	`IncomeTaxExpenseBenefit`	$17.08M	USD	2 Qtrs
Income Taxes	`IncomeTaxExpenseBenefit`	$17.08M	USD	2 Qtrs
Income Taxes	`IncomeTaxExpenseBenefit`	$32.42M	USD	1 Quarter
Income Taxes	`IncomeTaxExpenseBenefit`	$32.42M	USD	1 Quarter
Net Income	`ProfitLoss`	$208.11M	USD	1 Quarter
Net Income	`ProfitLoss`	$208.11M	USD	1 Quarter
Net Income	`ProfitLoss`	$229.28M	USD	2 Qtrs
Net Income	`ProfitLoss`	$229.28M	USD	2 Qtrs
Net Income	`ProfitLoss`	$111.98M	USD	2 Qtrs
Net Income	`ProfitLoss`	$111.98M	USD	2 Qtrs
Net Income	`ProfitLoss`	$110.97M	USD	1 Quarter
Net Income	`ProfitLoss`	$110.97M	USD	1 Quarter
Less: Net income attributable to noncontrolling interests (Note 6)	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.31M	USD	1 Quarter
Less: Net income attributable to noncontrolling interests (Note 6)	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.31M	USD	1 Quarter
Less: Net income attributable to noncontrolling interests (Note 6)	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.31M	USD	1 Quarter
Less: Net income attributable to noncontrolling interests (Note 6)	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.31M	USD	1 Quarter
Less: Net income attributable to noncontrolling interests (Note 6)	`NetIncomeLossAttributableToNoncontrollingInterest`	$8.61M	USD	2 Qtrs
Less: Net income attributable to noncontrolling interests (Note 6)	`NetIncomeLossAttributableToNoncontrollingInterest`	$8.61M	USD	2 Qtrs
Less: Net income attributable to noncontrolling interests (Note 6)	`NetIncomeLossAttributableToNoncontrollingInterest`	$8.61M	USD	2 Qtrs
Less: Net income attributable to noncontrolling interests (Note 6)	`NetIncomeLossAttributableToNoncontrollingInterest`	$8.61M	USD	2 Qtrs
Net Income Attributable to Common Shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$103.37M	USD	2 Qtrs
Net Income Attributable to Common Shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$103.37M	USD	2 Qtrs
Net Income Attributable to Common Shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$220.67M	USD	2 Qtrs
Net Income Attributable to Common Shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$220.67M	USD	2 Qtrs
Net Income Attributable to Common Shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$106.66M	USD	1 Quarter
Net Income Attributable to Common Shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$106.66M	USD	1 Quarter
Net Income Attributable to Common Shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$203.81M	USD	1 Quarter
Net Income Attributable to Common Shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$203.81M	USD	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`	113.39M	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`	113.41M	shares	1 Quarter
Weighted-average common shares outstanding - basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	113.66M	shares	2 Qtrs
Weighted-average common shares outstanding - basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	113.66M	shares	2 Qtrs
Weighted-average common shares outstanding - basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	113.69M	shares	1 Quarter
Weighted-average common shares outstanding - basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	113.69M	shares	1 Quarter
Weighted-average common shares outstanding - diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	115.80M	shares	1 Quarter
Weighted-average common shares outstanding - diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	115.80M	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`	113.66M	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`	113.72M	shares	1 Quarter
Weighted-average common shares outstanding - diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	115.02M	shares	2 Qtrs
Weighted-average common shares outstanding - diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	115.02M	shares	2 Qtrs
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`	$0.94	USD	1 Quarter
Net income attributable to common shareholders - basic (in dollars per share)	`EarningsPerShareBasic`	$1.79	USD	1 Quarter
Net income attributable to common shareholders - basic (in dollars per share)	`EarningsPerShareBasic`	$1.79	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 - basic (in dollars per share)	`EarningsPerShareBasic`	$0.91	USD	2 Qtrs
Net income attributable to common shareholders - basic (in dollars per share)	`EarningsPerShareBasic`	$1.94	USD	2 Qtrs
Net income attributable to common shareholders - basic (in dollars per share)	`EarningsPerShareBasic`	$1.94	USD	2 Qtrs
Net income attributable to common shareholders - diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.76	USD	1 Quarter
Net income attributable to common shareholders - diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.76	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`	$0.91	USD	2 Qtrs
Net income attributable to common shareholders - diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.92	USD	2 Qtrs
Net income attributable to common shareholders - diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.92	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`	$0.94	USD	1 Quarter

Cash Flow Statement 196 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$208.11M	USD	1 Quarter
Net income	`ProfitLoss`	$208.11M	USD	1 Quarter
Net income	`ProfitLoss`	$229.28M	USD	2 Qtrs
Net income	`ProfitLoss`	$229.28M	USD	2 Qtrs
Net income	`ProfitLoss`	$111.98M	USD	2 Qtrs
Net income	`ProfitLoss`	$111.98M	USD	2 Qtrs
Net income	`ProfitLoss`	$110.97M	USD	1 Quarter
Net income	`ProfitLoss`	$110.97M	USD	1 Quarter
Gain on sale relating to BCE	`DisposalGroupNotDiscontinuedOperationGainLossOnDisposal`	-	USD	2 Qtrs
Gain on sale relating to BCE	`DisposalGroupNotDiscontinuedOperationGainLossOnDisposal`	-	USD	2 Qtrs
Gain on sale relating to BCE	`DisposalGroupNotDiscontinuedOperationGainLossOnDisposal`	$22.99M	USD	2 Qtrs
Gain on sale relating to BCE	`DisposalGroupNotDiscontinuedOperationGainLossOnDisposal`	$22.99M	USD	2 Qtrs
Depreciation and amortization including nuclear fuel	`DepreciationDepletionAndAmortization`	$465.55M	USD	2 Qtrs
Depreciation and amortization including nuclear fuel	`DepreciationDepletionAndAmortization`	$465.55M	USD	2 Qtrs
Depreciation and amortization including nuclear fuel	`DepreciationDepletionAndAmortization`	$416.65M	USD	2 Qtrs
Depreciation and amortization including nuclear fuel	`DepreciationDepletionAndAmortization`	$416.65M	USD	2 Qtrs
Deferred fuel and purchased power	`IncreaseDecreaseInRegulatoryClauseRevenue`	$-191.30M	USD	2 Qtrs
Deferred fuel and purchased power	`IncreaseDecreaseInRegulatoryClauseRevenue`	$-191.30M	USD	2 Qtrs
Deferred fuel and purchased power	`IncreaseDecreaseInRegulatoryClauseRevenue`	$-64.22M	USD	2 Qtrs
Deferred fuel and purchased power	`IncreaseDecreaseInRegulatoryClauseRevenue`	$-64.22M	USD	2 Qtrs
Deferred fuel and purchased power amortization	`IncreaseDecreaseDeferredFuelAndPurchasedPowerAmortization`	$204.75M	USD	2 Qtrs
Deferred fuel and purchased power amortization	`IncreaseDecreaseDeferredFuelAndPurchasedPowerAmortization`	$204.75M	USD	2 Qtrs
Deferred fuel and purchased power amortization	`IncreaseDecreaseDeferredFuelAndPurchasedPowerAmortization`	$218.59M	USD	2 Qtrs
Deferred fuel and purchased power amortization	`IncreaseDecreaseDeferredFuelAndPurchasedPowerAmortization`	$218.59M	USD	2 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$28.09M	USD	2 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$28.09M	USD	2 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$13.03M	USD	1 Quarter
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$13.03M	USD	1 Quarter
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$8.91M	USD	1 Quarter
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$8.91M	USD	1 Quarter
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$19.20M	USD	2 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$19.20M	USD	2 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$339.00K	USD	2 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$339.00K	USD	2 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-35.81M	USD	2 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-35.81M	USD	2 Qtrs
Deferred investment tax credit	`DeferredInvestmentTaxCreditExpense`	$-4.08M	USD	2 Qtrs
Deferred investment tax credit	`DeferredInvestmentTaxCreditExpense`	$-4.08M	USD	2 Qtrs
Deferred investment tax credit	`DeferredInvestmentTaxCreditExpense`	$42.60M	USD	2 Qtrs
Deferred investment tax credit	`DeferredInvestmentTaxCreditExpense`	$42.60M	USD	2 Qtrs
Change in derivative instruments fair value	`UnrealizedGainLossOnDerivatives`	-	USD	2 Qtrs
Change in derivative instruments fair value	`UnrealizedGainLossOnDerivatives`	-	USD	2 Qtrs
Change in derivative instruments fair value	`UnrealizedGainLossOnDerivatives`	$239.00K	USD	2 Qtrs
Change in derivative instruments fair value	`UnrealizedGainLossOnDerivatives`	$239.00K	USD	2 Qtrs
Stock compensation	`ShareBasedCompensation`	$10.62M	USD	2 Qtrs
Stock compensation	`ShareBasedCompensation`	$10.62M	USD	2 Qtrs
Stock compensation	`ShareBasedCompensation`	$7.22M	USD	2 Qtrs
Stock compensation	`ShareBasedCompensation`	$7.22M	USD	2 Qtrs
Customer and other receivables	`IncreaseDecreaseInAccountsAndNotesReceivable`	$57.80M	USD	2 Qtrs
Customer and other receivables	`IncreaseDecreaseInAccountsAndNotesReceivable`	$57.80M	USD	2 Qtrs
Customer and other receivables	`IncreaseDecreaseInAccountsAndNotesReceivable`	$24.75M	USD	2 Qtrs
Customer and other receivables	`IncreaseDecreaseInAccountsAndNotesReceivable`	$24.75M	USD	2 Qtrs
Accrued unbilled revenues	`IncreaseDecreaseInContractWithCustomerAsset`	$147.16M	USD	2 Qtrs
Accrued unbilled revenues	`IncreaseDecreaseInContractWithCustomerAsset`	$147.16M	USD	2 Qtrs
Accrued unbilled revenues	`IncreaseDecreaseInContractWithCustomerAsset`	$51.98M	USD	2 Qtrs
Accrued unbilled revenues	`IncreaseDecreaseInContractWithCustomerAsset`	$51.98M	USD	2 Qtrs
Materials, supplies and fossil fuel	`IncreaseDecreaseInInventories`	$55.50M	USD	2 Qtrs
Materials, supplies and fossil fuel	`IncreaseDecreaseInInventories`	$55.50M	USD	2 Qtrs
Materials, supplies and fossil fuel	`IncreaseDecreaseInInventories`	$42.16M	USD	2 Qtrs
Materials, supplies and fossil fuel	`IncreaseDecreaseInInventories`	$42.16M	USD	2 Qtrs
Income tax receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$-9.85M	USD	2 Qtrs
Income tax receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$-9.85M	USD	2 Qtrs
Income tax receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$-332.00K	USD	2 Qtrs
Income tax receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$-332.00K	USD	2 Qtrs
Other current assets	`IncreaseDecreaseInPrepaidExpense`	$35.58M	USD	2 Qtrs
Other current assets	`IncreaseDecreaseInPrepaidExpense`	$35.58M	USD	2 Qtrs
Other current assets	`IncreaseDecreaseInPrepaidExpense`	$53.12M	USD	2 Qtrs
Other current assets	`IncreaseDecreaseInPrepaidExpense`	$53.12M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$99.51M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$99.51M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-2.05M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-2.05M	USD	2 Qtrs
Accrued taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$-644.00K	USD	2 Qtrs
Accrued taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$-644.00K	USD	2 Qtrs
Accrued taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$34.38M	USD	2 Qtrs
Accrued taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$34.38M	USD	2 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherAccruedLiabilities`	$-61.92M	USD	2 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherAccruedLiabilities`	$-61.92M	USD	2 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherAccruedLiabilities`	$-11.06M	USD	2 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherAccruedLiabilities`	$-11.06M	USD	2 Qtrs
Change in long-term regulatory assets	`IncreaseDecreaseInOtherRegulatoryAssets`	$-21.15M	USD	2 Qtrs
Change in long-term regulatory assets	`IncreaseDecreaseInOtherRegulatoryAssets`	$-21.15M	USD	2 Qtrs
Change in long-term regulatory assets	`IncreaseDecreaseInOtherRegulatoryAssets`	$-18.18M	USD	2 Qtrs
Change in long-term regulatory assets	`IncreaseDecreaseInOtherRegulatoryAssets`	$-18.18M	USD	2 Qtrs
Change in long-term regulatory liabilities	`IncreaseDecreaseInRegulatoryLiabilities`	$40.39M	USD	2 Qtrs
Change in long-term regulatory liabilities	`IncreaseDecreaseInRegulatoryLiabilities`	$40.39M	USD	2 Qtrs
Change in long-term regulatory liabilities	`IncreaseDecreaseInRegulatoryLiabilities`	$-4.64M	USD	2 Qtrs
Change in long-term regulatory liabilities	`IncreaseDecreaseInRegulatoryLiabilities`	$-4.64M	USD	2 Qtrs
Change in other long-term assets	`IncreaseDecreaseInOtherOperatingAssets`	$125.73M	USD	2 Qtrs
Change in other long-term assets	`IncreaseDecreaseInOtherOperatingAssets`	$125.73M	USD	2 Qtrs
Change in other long-term assets	`IncreaseDecreaseInOtherOperatingAssets`	$43.49M	USD	2 Qtrs
Change in other long-term assets	`IncreaseDecreaseInOtherOperatingAssets`	$43.49M	USD	2 Qtrs
Change in operating lease assets	`IncreaseDecreaseInOperatingLeaseRightOfUseAsset`	$-18.00M	USD	2 Qtrs
Change in operating lease assets	`IncreaseDecreaseInOperatingLeaseRightOfUseAsset`	$-18.00M	USD	2 Qtrs
Change in operating lease assets	`IncreaseDecreaseInOperatingLeaseRightOfUseAsset`	$-19.79M	USD	2 Qtrs
Change in operating lease assets	`IncreaseDecreaseInOperatingLeaseRightOfUseAsset`	$-19.79M	USD	2 Qtrs
Change in other long-term liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-45.46M	USD	2 Qtrs
Change in other long-term liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-45.46M	USD	2 Qtrs
Change in other long-term liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$121.35M	USD	2 Qtrs
Change in other long-term liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$121.35M	USD	2 Qtrs
Change in operating lease liabilities	`IncreaseDecreaseInOperatingLeaseLiability`	$30.08M	USD	2 Qtrs
Change in operating lease liabilities	`IncreaseDecreaseInOperatingLeaseLiability`	$30.08M	USD	2 Qtrs
Change in operating lease liabilities	`IncreaseDecreaseInOperatingLeaseLiability`	$-16.87M	USD	2 Qtrs
Change in operating lease liabilities	`IncreaseDecreaseInOperatingLeaseLiability`	$-16.87M	USD	2 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$537.14M	USD	2 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$537.14M	USD	2 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$437.61M	USD	2 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$437.61M	USD	2 Qtrs
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$1.05B	USD	2 Qtrs
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$1.05B	USD	2 Qtrs
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$918.20M	USD	2 Qtrs
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$918.20M	USD	2 Qtrs
Contributions in aid of construction	`ProceedsFromContributionInAidOfConstruction`	$60.12M	USD	2 Qtrs
Contributions in aid of construction	`ProceedsFromContributionInAidOfConstruction`	$60.12M	USD	2 Qtrs
Contributions in aid of construction	`ProceedsFromContributionInAidOfConstruction`	$144.33M	USD	2 Qtrs
Contributions in aid of construction	`ProceedsFromContributionInAidOfConstruction`	$144.33M	USD	2 Qtrs
Proceeds from sale relating to BCE	`ProceedsFromDivestitureOfBusinessesNetOfCashDivested`	$47.78M	USD	2 Qtrs
Proceeds from sale relating to BCE	`ProceedsFromDivestitureOfBusinessesNetOfCashDivested`	$47.78M	USD	2 Qtrs
Proceeds from sale relating to BCE	`ProceedsFromDivestitureOfBusinessesNetOfCashDivested`	-	USD	2 Qtrs
Proceeds from sale relating to BCE	`ProceedsFromDivestitureOfBusinessesNetOfCashDivested`	-	USD	2 Qtrs
Allowance for borrowed funds used during construction	`AllowanceForFundsUsedDuringConstructionInvestingActivities`	$-25.04M	USD	2 Qtrs
Allowance for borrowed funds used during construction	`AllowanceForFundsUsedDuringConstructionInvestingActivities`	$-25.04M	USD	2 Qtrs
Allowance for borrowed funds used during construction	`AllowanceForFundsUsedDuringConstructionInvestingActivities`	$-24.18M	USD	2 Qtrs
Allowance for borrowed funds used during construction	`AllowanceForFundsUsedDuringConstructionInvestingActivities`	$-24.18M	USD	2 Qtrs
Proceeds from nuclear decommissioning trusts sales and other special use funds	`ProceedsFromDecommissioningTrustFundAssetsAndOtherSpecialUseFunds`	$772.38M	USD	2 Qtrs
Proceeds from nuclear decommissioning trusts sales and other special use funds	`ProceedsFromDecommissioningTrustFundAssetsAndOtherSpecialUseFunds`	$772.38M	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`	$567.53M	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`	$568.67M	USD	2 Qtrs
Investment in nuclear decommissioning trusts and other special use funds	`PaymentsToAcquireInvestmentsToBeHeldInDecommissioningTrustFundAndOtherSpecialUseFunds`	$772.36M	USD	2 Qtrs
Investment in nuclear decommissioning trusts and other special use funds	`PaymentsToAcquireInvestmentsToBeHeldInDecommissioningTrustFundAndOtherSpecialUseFunds`	$772.36M	USD	2 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$-485.00K	USD	2 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$-485.00K	USD	2 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$3.33M	USD	2 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$3.33M	USD	2 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-883.77M	USD	2 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-883.77M	USD	2 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-887.11M	USD	2 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-887.11M	USD	2 Qtrs
Issuance of long-term debt	`ProceedsFromIssuanceOfOtherLongTermDebt`	$1.31B	USD	2 Qtrs
Issuance of long-term debt	`ProceedsFromIssuanceOfOtherLongTermDebt`	$1.31B	USD	2 Qtrs
Issuance of long-term debt	`ProceedsFromIssuanceOfOtherLongTermDebt`	$689.25M	USD	2 Qtrs
Issuance of long-term debt	`ProceedsFromIssuanceOfOtherLongTermDebt`	$689.25M	USD	2 Qtrs
Repayment of long-term debt	`RepaymentsOfOtherLongTermDebt`	$675.00M	USD	2 Qtrs
Repayment of long-term debt	`RepaymentsOfOtherLongTermDebt`	$675.00M	USD	2 Qtrs
Repayment of long-term debt	`RepaymentsOfOtherLongTermDebt`	-	USD	2 Qtrs
Repayment of long-term debt	`RepaymentsOfOtherLongTermDebt`	-	USD	2 Qtrs
Short-term borrowing and (repayments) - net	`ProceedsFromRepaymentsOfShortTermDebtNet`	$-78.05M	USD	2 Qtrs
Short-term borrowing and (repayments) - net	`ProceedsFromRepaymentsOfShortTermDebtNet`	$-78.05M	USD	2 Qtrs
Short-term borrowing and (repayments) - net	`ProceedsFromRepaymentsOfShortTermDebtNet`	$-35.37M	USD	2 Qtrs
Short-term borrowing and (repayments) - net	`ProceedsFromRepaymentsOfShortTermDebtNet`	$-35.37M	USD	2 Qtrs
Short-term debt borrowings under term loan facility	`ProceedsFromIssuanceOfSecuredDebt`	$350.00M	USD	2 Qtrs
Short-term debt borrowings under term loan facility	`ProceedsFromIssuanceOfSecuredDebt`	$350.00M	USD	2 Qtrs
Short-term debt borrowings under term loan facility	`ProceedsFromIssuanceOfSecuredDebt`	-	USD	2 Qtrs
Short-term debt borrowings under term loan facility	`ProceedsFromIssuanceOfSecuredDebt`	-	USD	2 Qtrs
Short-term debt repayments under term loan facility	`RepaymentsOfSecuredDebt`	-	USD	2 Qtrs
Short-term debt repayments under term loan facility	`RepaymentsOfSecuredDebt`	-	USD	2 Qtrs
Short-term debt repayments under term loan facility	`RepaymentsOfSecuredDebt`	$350.00M	USD	2 Qtrs
Short-term debt repayments under term loan facility	`RepaymentsOfSecuredDebt`	$350.00M	USD	2 Qtrs
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$196.30M	USD	2 Qtrs
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$196.30M	USD	2 Qtrs
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$192.24M	USD	2 Qtrs
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$192.24M	USD	2 Qtrs
Common stock equity issuance and (purchases) - net	`PaymentsForRepurchaseOfCommonStock`	$4.23M	USD	2 Qtrs
Common stock equity issuance and (purchases) - net	`PaymentsForRepurchaseOfCommonStock`	$4.23M	USD	2 Qtrs
Common stock equity issuance and (purchases) - net	`PaymentsForRepurchaseOfCommonStock`	$2.03M	USD	2 Qtrs
Common stock equity issuance and (purchases) - net	`PaymentsForRepurchaseOfCommonStock`	$2.03M	USD	2 Qtrs
Distributions to noncontrolling interests for capital activities	`PaymentsToMinorityShareholders`	$10.63M	USD	2 Qtrs
Distributions to noncontrolling interests for capital activities	`PaymentsToMinorityShareholders`	$10.63M	USD	2 Qtrs
Distributions to noncontrolling interests for capital activities	`PaymentsToMinorityShareholders`	$10.63M	USD	2 Qtrs
Distributions to noncontrolling interests for capital activities	`PaymentsToMinorityShareholders`	$10.63M	USD	2 Qtrs
Net cash provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$349.03M	USD	2 Qtrs
Net cash provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$349.03M	USD	2 Qtrs
Net cash provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$448.98M	USD	2 Qtrs
Net cash provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$448.98M	USD	2 Qtrs
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-948.00K	USD	2 Qtrs
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-948.00K	USD	2 Qtrs
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$2.83M	USD	2 Qtrs
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$2.83M	USD	2 Qtrs
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$7.66M	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 BEGINNING OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.83M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.01M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.01M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.96M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.96M	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`	$7.66M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.83M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.83M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.01M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.01M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.96M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.96M	USD	Point-in-time

Stockholders Equity 110 line items

Line Item	Tag	Value	Unit	Period
Dividends declared per common share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$1.76	USD	2 Qtrs
Dividends declared per common share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$1.76	USD	2 Qtrs
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	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`	$1.73	USD	1 Quarter
Dividends declared per common share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$1.76	USD	1 Quarter
Dividends declared per common share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$1.76	USD	1 Quarter
Beginning balance (in shares)	`CommonStockSharesIssued`	113.54M	shares	Point-in-time
Beginning balance (in shares)	`CommonStockSharesIssued`	113.54M	shares	Point-in-time
Beginning balance (in shares)	`CommonStockSharesIssued`	113.71M	shares	Point-in-time
Beginning balance (in shares)	`CommonStockSharesIssued`	113.71M	shares	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.31B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.31B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.28B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.28B	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	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.08B	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`	$6.32B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.32B	USD	Point-in-time
Beginning balance (in shares)	`TreasuryStockCommonShares`	101,641.00	shares	Point-in-time
Beginning balance (in shares)	`TreasuryStockCommonShares`	101,641.00	shares	Point-in-time
Beginning balance (in shares)	`TreasuryStockCommonShares`	113,272.00	shares	Point-in-time
Beginning balance (in shares)	`TreasuryStockCommonShares`	113,272.00	shares	Point-in-time
Net income	`ProfitLoss`	$208.11M	USD	1 Quarter
Net income	`ProfitLoss`	$208.11M	USD	1 Quarter
Net income	`ProfitLoss`	$229.28M	USD	2 Qtrs
Net income	`ProfitLoss`	$229.28M	USD	2 Qtrs
Net income	`ProfitLoss`	$111.98M	USD	2 Qtrs
Net income	`ProfitLoss`	$111.98M	USD	2 Qtrs
Net income	`ProfitLoss`	$110.97M	USD	1 Quarter
Net income	`ProfitLoss`	$110.97M	USD	1 Quarter
Other comprehensive loss	`OtherComprehensiveIncomeLossNetOfTax`	$-55.00K	USD	1 Quarter
Other comprehensive loss	`OtherComprehensiveIncomeLossNetOfTax`	$-55.00K	USD	1 Quarter
Other comprehensive loss	`OtherComprehensiveIncomeLossNetOfTax`	$-156.00K	USD	2 Qtrs
Other comprehensive loss	`OtherComprehensiveIncomeLossNetOfTax`	$-156.00K	USD	2 Qtrs
Other comprehensive loss	`OtherComprehensiveIncomeLossNetOfTax`	$-712.00K	USD	1 Quarter
Other comprehensive loss	`OtherComprehensiveIncomeLossNetOfTax`	$-712.00K	USD	1 Quarter
Other comprehensive loss	`OtherComprehensiveIncomeLossNetOfTax`	$-150.00K	USD	2 Qtrs
Other comprehensive loss	`OtherComprehensiveIncomeLossNetOfTax`	$-150.00K	USD	2 Qtrs
Dividends on common stock	`DividendsCommonStockNet`	$195.98M	USD	1 Quarter
Dividends on common stock	`DividendsCommonStockNet`	$195.98M	USD	1 Quarter
Dividends on common stock	`DividendsCommonStockNet`	$199.87M	USD	2 Qtrs
Dividends on common stock	`DividendsCommonStockNet`	$199.87M	USD	2 Qtrs
Dividends on common stock	`DividendsCommonStockNet`	$199.87M	USD	1 Quarter
Dividends on common stock	`DividendsCommonStockNet`	$199.87M	USD	1 Quarter
Dividends on common stock	`DividendsCommonStockNet`	$195.98M	USD	2 Qtrs
Dividends on common stock	`DividendsCommonStockNet`	$195.98M	USD	2 Qtrs
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$7.00M	USD	1 Quarter
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$7.00M	USD	1 Quarter
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$5.26M	USD	1 Quarter
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$5.26M	USD	1 Quarter
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$11.84M	USD	2 Qtrs
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$11.84M	USD	2 Qtrs
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$11.37M	USD	2 Qtrs
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$11.37M	USD	2 Qtrs
Purchase of treasury stock	`TreasuryStockValueAcquiredCostMethod`	$119.00K	USD	1 Quarter
Purchase of treasury stock	`TreasuryStockValueAcquiredCostMethod`	$119.00K	USD	1 Quarter
Purchase of treasury stock	`TreasuryStockValueAcquiredCostMethod`	$4.91M	USD	2 Qtrs
Purchase of treasury stock	`TreasuryStockValueAcquiredCostMethod`	$4.91M	USD	2 Qtrs
Purchase of treasury stock	`TreasuryStockValueAcquiredCostMethod`	$2.61M	USD	2 Qtrs
Purchase of treasury stock	`TreasuryStockValueAcquiredCostMethod`	$2.61M	USD	2 Qtrs
Reissuance of treasury stock for stock-based compensation and other	`StockIssuedDuringPeriodValueTreasuryStockReissued`	$2.24M	USD	1 Quarter
Reissuance of treasury stock for stock-based compensation and other	`StockIssuedDuringPeriodValueTreasuryStockReissued`	$2.24M	USD	1 Quarter
Reissuance of treasury stock for stock-based compensation and other	`StockIssuedDuringPeriodValueTreasuryStockReissued`	$1.88M	USD	1 Quarter
Reissuance of treasury stock for stock-based compensation and other	`StockIssuedDuringPeriodValueTreasuryStockReissued`	$1.88M	USD	1 Quarter
Reissuance of treasury stock for stock-based compensation and other	`StockIssuedDuringPeriodValueTreasuryStockReissued`	$5.90M	USD	2 Qtrs
Reissuance of treasury stock for stock-based compensation and other	`StockIssuedDuringPeriodValueTreasuryStockReissued`	$5.90M	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`	$2.29M	USD	2 Qtrs
Capital activities by noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$10.63M	USD	1 Quarter
Capital activities by noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$10.63M	USD	1 Quarter
Capital activities by noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$10.63M	USD	2 Qtrs
Capital activities by noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$10.63M	USD	2 Qtrs
Capital activities by noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$10.63M	USD	1 Quarter
Capital activities by noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$10.63M	USD	1 Quarter
Capital activities by noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$10.63M	USD	2 Qtrs
Capital activities by noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$10.63M	USD	2 Qtrs
Other	`StockholdersEquityOther`	$1.00K	USD	1 Quarter
Other	`StockholdersEquityOther`	$1.00K	USD	1 Quarter
Other	`StockholdersEquityOther`	$1.00K	USD	2 Qtrs
Other	`StockholdersEquityOther`	$1.00K	USD	2 Qtrs
Other	`StockholdersEquityOther`	$2.00K	USD	2 Qtrs
Other	`StockholdersEquityOther`	$2.00K	USD	2 Qtrs
Other	`StockholdersEquityOther`	$3.00K	USD	1 Quarter
Other	`StockholdersEquityOther`	$3.00K	USD	1 Quarter
Ending balance (in shares)	`CommonStockSharesIssued`	113.54M	shares	Point-in-time
Ending balance (in shares)	`CommonStockSharesIssued`	113.54M	shares	Point-in-time
Ending balance (in shares)	`CommonStockSharesIssued`	113.71M	shares	Point-in-time
Ending balance (in shares)	`CommonStockSharesIssued`	113.71M	shares	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.31B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.31B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.28B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.28B	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	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.08B	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`	$6.32B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.32B	USD	Point-in-time
Ending balance (in shares)	`TreasuryStockCommonShares`	101,641.00	shares	Point-in-time
Ending balance (in shares)	`TreasuryStockCommonShares`	101,641.00	shares	Point-in-time
Ending balance (in shares)	`TreasuryStockCommonShares`	113,272.00	shares	Point-in-time
Ending balance (in shares)	`TreasuryStockCommonShares`	113,272.00	shares	Point-in-time

Comprehensive Income 72 line items

Line Item	Tag	Value	Unit	Period
NET INCOME	`ProfitLoss`	$208.11M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$208.11M	USD	1 Quarter
Derivative instruments net unrealized gain (loss), net of tax benefit (expense)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$-131.00K	USD	2 Qtrs
Derivative instruments net unrealized gain (loss), net of tax benefit (expense)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$-131.00K	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$229.28M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$229.28M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$111.98M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$111.98M	USD	2 Qtrs
Derivative instruments net unrealized gain (loss), net of tax benefit (expense)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$-56.00K	USD	2 Qtrs
Derivative instruments net unrealized gain (loss), net of tax benefit (expense)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$-56.00K	USD	2 Qtrs
Derivative instruments net unrealized gain (loss), net of tax benefit (expense)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$-131.00K	USD	1 Quarter
Derivative instruments net unrealized gain (loss), net of tax benefit (expense)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$-131.00K	USD	1 Quarter
Derivative instruments net unrealized gain (loss), net of tax benefit (expense)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$147.00K	USD	1 Quarter
Derivative instruments net unrealized gain (loss), net of tax benefit (expense)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$147.00K	USD	1 Quarter
NET INCOME	`ProfitLoss`	$110.97M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$110.97M	USD	1 Quarter
Pension and other postretirement benefit activity, net of tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$103.00K	USD	1 Quarter
Pension and other postretirement benefit activity, net of tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$103.00K	USD	1 Quarter
Pension and other postretirement benefit activity, net of tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$165.00K	USD	1 Quarter
Pension and other postretirement benefit activity, net of tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$165.00K	USD	1 Quarter
Pension and other postretirement benefit activity, net of tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-4.00K	USD	2 Qtrs
Pension and other postretirement benefit activity, net of tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-4.00K	USD	2 Qtrs
Pension and other postretirement benefit activity, net of tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-82.00K	USD	2 Qtrs
Pension and other postretirement benefit activity, net of tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-82.00K	USD	2 Qtrs
Derivative instruments net unrealized gain (loss), net of tax benefit (expense) of $131, $(147), $131 and $56	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$-399.00K	USD	2 Qtrs
Derivative instruments net unrealized gain (loss), net of tax benefit (expense) of $131, $(147), $131 and $56	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$-399.00K	USD	2 Qtrs
Derivative instruments net unrealized gain (loss), net of tax benefit (expense) of $131, $(147), $131 and $56	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$-170.00K	USD	2 Qtrs
Derivative instruments net unrealized gain (loss), net of tax benefit (expense) of $131, $(147), $131 and $56	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$-170.00K	USD	2 Qtrs
Derivative instruments net unrealized gain (loss), net of tax benefit (expense) of $131, $(147), $131 and $56	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$446.00K	USD	1 Quarter
Derivative instruments net unrealized gain (loss), net of tax benefit (expense) of $131, $(147), $131 and $56	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$446.00K	USD	1 Quarter
Derivative instruments net unrealized gain (loss), net of tax benefit (expense) of $131, $(147), $131 and $56	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$-399.00K	USD	1 Quarter
Derivative instruments net unrealized gain (loss), net of tax benefit (expense) of $131, $(147), $131 and $56	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$-399.00K	USD	1 Quarter
Pension and other postretirement benefit activity, net of tax benefit (expense) of $103, $165, $(82), $(4)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-249.00K	USD	2 Qtrs
Pension and other postretirement benefit activity, net of tax benefit (expense) of $103, $165, $(82), $(4)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-249.00K	USD	2 Qtrs
Pension and other postretirement benefit activity, net of tax benefit (expense) of $103, $165, $(82), $(4)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$501.00K	USD	1 Quarter
Pension and other postretirement benefit activity, net of tax benefit (expense) of $103, $165, $(82), $(4)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$501.00K	USD	1 Quarter
Pension and other postretirement benefit activity, net of tax benefit (expense) of $103, $165, $(82), $(4)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$313.00K	USD	1 Quarter
Pension and other postretirement benefit activity, net of tax benefit (expense) of $103, $165, $(82), $(4)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$313.00K	USD	1 Quarter
Pension and other postretirement benefit activity, net of tax benefit (expense) of $103, $165, $(82), $(4)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-14.00K	USD	2 Qtrs
Pension and other postretirement benefit activity, net of tax benefit (expense) of $103, $165, $(82), $(4)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-14.00K	USD	2 Qtrs
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-55.00K	USD	1 Quarter
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-55.00K	USD	1 Quarter
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-156.00K	USD	2 Qtrs
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-156.00K	USD	2 Qtrs
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-712.00K	USD	1 Quarter
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-712.00K	USD	1 Quarter
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-150.00K	USD	2 Qtrs
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-150.00K	USD	2 Qtrs
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$207.40M	USD	1 Quarter
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$207.40M	USD	1 Quarter
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$229.13M	USD	2 Qtrs
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$229.13M	USD	2 Qtrs
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$111.82M	USD	2 Qtrs
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$111.82M	USD	2 Qtrs
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$110.91M	USD	1 Quarter
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$110.91M	USD	1 Quarter
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.31M	USD	1 Quarter
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.31M	USD	1 Quarter
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.31M	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`	$8.61M	USD	2 Qtrs
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$8.61M	USD	2 Qtrs
Less: Comprehensive income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$8.61M	USD	2 Qtrs
COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`ComprehensiveIncomeNetOfTax`	$103.21M	USD	2 Qtrs
COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`ComprehensiveIncomeNetOfTax`	$103.21M	USD	2 Qtrs
COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`ComprehensiveIncomeNetOfTax`	$203.09M	USD	1 Quarter
COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`ComprehensiveIncomeNetOfTax`	$203.09M	USD	1 Quarter
COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`ComprehensiveIncomeNetOfTax`	$106.61M	USD	1 Quarter
COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`ComprehensiveIncomeNetOfTax`	$106.61M	USD	1 Quarter
COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`ComprehensiveIncomeNetOfTax`	$220.52M	USD	2 Qtrs
COMPREHENSIVE INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	`ComprehensiveIncomeNetOfTax`	$220.52M	USD	2 Qtrs

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