10-K Filing

NISOURCE INC. CIK: 1111711 FY 2017

Filing Information

Form Type	10-K
Accession Number	`0001111711-18-000008`
Period End Date	20171231
Filing Date	20180220
Fiscal Year	2017
Fiscal Period	FY
XBRL Instance	ni-20171231.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 126 Income Statement 176 Cash Flow Statement 152 Stockholders Equity 75 Comprehensive Income 33

Balance Sheet 126 line items

Line Item	Tag	Value	Unit	Period
Accounts receivable less reserve	`AllowanceForDoubtfulAccountsReceivableCurrent`	$18.30M	USD	Point-in-time
Accounts receivable less reserve	`AllowanceForDoubtfulAccountsReceivableCurrent`	$23.30M	USD	Point-in-time
Common stock, par value	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock, par value	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	400.00M	shares	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	400.00M	shares	Point-in-time
Utility Plant	`PublicUtilitiesPropertyPlantAndEquipmentPlantInService`	$19.37B	USD	Point-in-time
Utility Plant	`PublicUtilitiesPropertyPlantAndEquipmentPlantInService`	$21.03B	USD	Point-in-time
Accumulated depreciation and amortization	`PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation`	$6.95B	USD	Point-in-time
Common stock, shares outstanding	`CommonStockSharesOutstanding`	337.02M	shares	Point-in-time
Common stock, shares outstanding	`CommonStockSharesOutstanding`	323.16M	shares	Point-in-time
Accumulated depreciation and amortization	`PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation`	$6.61B	USD	Point-in-time
Net utility plant	`PublicUtilitiesPropertyPlantAndEquipmentPlantInServiceNet`	$14.07B	USD	Point-in-time
Net utility plant	`PublicUtilitiesPropertyPlantAndEquipmentPlantInServiceNet`	$12.75B	USD	Point-in-time
Other property, at cost, less accumulated depreciation	`PublicUtilitiesPropertyPlantAndEquipmentOtherPropertyAtCostLessAccumulatedDepreciation`	$286.50M	USD	Point-in-time
Other property, at cost, less accumulated depreciation	`PublicUtilitiesPropertyPlantAndEquipmentOtherPropertyAtCostLessAccumulatedDepreciation`	$313.70M	USD	Point-in-time
Net Property, Plant and Equipment	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$14.36B	USD	Point-in-time
Net Property, Plant and Equipment	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$13.07B	USD	Point-in-time
Unconsolidated affiliates	`InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures`	$5.50M	USD	Point-in-time
Unconsolidated affiliates	`InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures`	$6.60M	USD	Point-in-time
Other investments	`OtherLongTermInvestments`	$193.30M	USD	Point-in-time
Other investments	`OtherLongTermInvestments`	$204.10M	USD	Point-in-time
Total Investments and Other Assets	`InvestmentsAndOtherNoncurrentAssets`	$209.60M	USD	Point-in-time
Total Investments and Other Assets	`InvestmentsAndOtherNoncurrentAssets`	$199.90M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$26.40M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$29.00M	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalents`	$9.40M	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalents`	$9.60M	USD	Point-in-time
Accounts receivable (less reserve of $18.3 and $23.3, respectively)	`AccountsReceivableNetCurrent`	$847.00M	USD	Point-in-time
Accounts receivable (less reserve of $18.3 and $23.3, respectively)	`AccountsReceivableNetCurrent`	$898.90M	USD	Point-in-time
Gas inventory	`EnergyRelatedInventoryNaturalGasInStorage`	$279.90M	USD	Point-in-time
Gas inventory	`EnergyRelatedInventoryNaturalGasInStorage`	$285.10M	USD	Point-in-time
Materials and supplies, at average cost	`InventoryRawMaterialsAndSupplies`	$105.90M	USD	Point-in-time
Materials and supplies, at average cost	`InventoryRawMaterialsAndSupplies`	$101.70M	USD	Point-in-time
Electric production fuel, at average cost	`EnergyRelatedInventoryCoal`	$112.80M	USD	Point-in-time
Electric production fuel, at average cost	`EnergyRelatedInventoryCoal`	$80.10M	USD	Point-in-time
Exchange gas receivable	`ExchangeGasReceivable`	$45.80M	USD	Point-in-time
Exchange gas receivable	`ExchangeGasReceivable`	$5.40M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsCurrent`	$176.30M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsCurrent`	$248.70M	USD	Point-in-time
Prepayments and other	`OtherAssetsCurrent`	$130.60M	USD	Point-in-time
Prepayments and other	`OtherAssetsCurrent`	$132.80M	USD	Point-in-time
Total Current Assets	`AssetsCurrent`	$1.76B	USD	Point-in-time
Total Current Assets	`AssetsCurrent`	$1.76B	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$1.62B	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$1.64B	USD	Point-in-time
Goodwill	`Goodwill`	$1.69B	USD	Point-in-time
Goodwill	`Goodwill`	$1.69B	USD	Point-in-time
Intangible assets	`FiniteLivedIntangibleAssetsNet`	$231.70M	USD	Point-in-time
Intangible assets	`FiniteLivedIntangibleAssetsNet`	$242.70M	USD	Point-in-time
Deferred charges and other	`DeferredChargesAndOther`	$82.00M	USD	Point-in-time
Deferred charges and other	`DeferredChargesAndOther`	$91.80M	USD	Point-in-time
Total Other Assets	`OtherAssetsNoncurrent`	$3.66B	USD	Point-in-time
Total Other Assets	`OtherAssetsNoncurrent`	$3.63B	USD	Point-in-time
Total Assets	`Assets`	$17.49B	USD	Point-in-time
Total Assets	`Assets`	$18.69B	USD	Point-in-time
Total Assets	`Assets`	$19.96B	USD	Point-in-time
Common stock - $0.01 par value, 400,000,000 shares authorized; 337,015,806 and 323,159,672 shares outstanding, respectively	`CommonStockValue`	$3.30M	USD	Point-in-time
Common stock - $0.01 par value, 400,000,000 shares authorized; 337,015,806 and 323,159,672 shares outstanding, respectively	`CommonStockValue`	$3.40M	USD	Point-in-time
Treasury stock	`TreasuryStockValue`	$88.70M	USD	Point-in-time
Treasury stock	`TreasuryStockValue`	$95.90M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$5.53B	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$5.15B	USD	Point-in-time
Retained deficit	`RetainedEarningsAccumulatedDeficit`	$-1.07B	USD	Point-in-time
Retained deficit	`RetainedEarningsAccumulatedDeficit`	$-972.20M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-25.10M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-43.40M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-50.60M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-35.10M	USD	Point-in-time
Total Common Stockholders' Equity	`StockholdersEquity`	$4.32B	USD	Point-in-time
Total Common Stockholders' Equity	`StockholdersEquity`	$6.18B	USD	Point-in-time
Total Common Stockholders' Equity	`StockholdersEquity`	$4.07B	USD	Point-in-time
Total Common Stockholders' Equity	`StockholdersEquity`	$3.84B	USD	Point-in-time
Long-term debt, excluding amounts due within one year	`LongTermDebtAndCapitalLeaseObligations`	$6.06B	USD	Point-in-time
Long-term debt, excluding amounts due within one year	`LongTermDebtAndCapitalLeaseObligations`	$7.51B	USD	Point-in-time
Total Capitalization	`CapitalizationLongtermDebtAndEquity`	$10.13B	USD	Point-in-time
Total Capitalization	`CapitalizationLongtermDebtAndEquity`	$11.83B	USD	Point-in-time
Current portion of long-term debt	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$284.30M	USD	Point-in-time
Current portion of long-term debt	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$363.10M	USD	Point-in-time
Short-term borrowings	`ShortTermBorrowings`	$1.21B	USD	Point-in-time
Short-term borrowings	`ShortTermBorrowings`	$1.49B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$625.60M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$539.40M	USD	Point-in-time
Customer deposits and credits	`CustomerDepositsCurrent`	$264.10M	USD	Point-in-time
Customer deposits and credits	`CustomerDepositsCurrent`	$262.60M	USD	Point-in-time
Taxes accrued	`TaxesPayableCurrent`	$208.10M	USD	Point-in-time
Taxes accrued	`TaxesPayableCurrent`	$195.40M	USD	Point-in-time
Interest accrued	`InterestPayableCurrent`	$120.30M	USD	Point-in-time
Interest accrued	`InterestPayableCurrent`	$112.30M	USD	Point-in-time
Risk management liabilities	`DerivativeLiabilitiesCurrent`	$43.20M	USD	Point-in-time
Risk management liabilities	`DerivativeLiabilitiesCurrent`	$16.80M	USD	Point-in-time
Exchange gas payable	`ExchangeGasPayable`	$83.70M	USD	Point-in-time
Exchange gas payable	`ExchangeGasPayable`	$59.60M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityCurrent`	$116.70M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityCurrent`	$58.70M	USD	Point-in-time
Legal and environmental	`LegalAndEnvironmentalReserves`	$32.10M	USD	Point-in-time
Legal and environmental	`LegalAndEnvironmentalReserves`	$37.40M	USD	Point-in-time
Accrued compensation and employee benefits	`EmployeeRelatedLiabilitiesCurrent`	$161.40M	USD	Point-in-time
Accrued compensation and employee benefits	`EmployeeRelatedLiabilitiesCurrent`	$195.40M	USD	Point-in-time
Other accruals	`OtherLiabilitiesCurrent`	$65.90M	USD	Point-in-time
Other accruals	`OtherLiabilitiesCurrent`	$90.80M	USD	Point-in-time
Total Current Liabilities	`LiabilitiesCurrent`	$3.18B	USD	Point-in-time
Total Current Liabilities	`LiabilitiesCurrent`	$3.45B	USD	Point-in-time
Risk management liabilities	`DerivativeInstrumentsAndHedgesLiabilitiesNoncurrent`	$44.50M	USD	Point-in-time
Risk management liabilities	`DerivativeInstrumentsAndHedgesLiabilitiesNoncurrent`	$28.50M	USD	Point-in-time
Deferred income taxes	`DeferredTaxLiabilitiesNoncurrent`	$1.29B	USD	Point-in-time
Deferred income taxes	`DeferredTaxLiabilitiesNoncurrent`	$2.53B	USD	Point-in-time
Deferred investment tax credits	`AccumulatedDeferredInvestmentTaxCredit`	$13.40M	USD	Point-in-time
Deferred investment tax credits	`AccumulatedDeferredInvestmentTaxCredit`	$12.40M	USD	Point-in-time
Accrued insurance liabilities	`AccruedInsuranceNoncurrent`	$80.10M	USD	Point-in-time
Accrued insurance liabilities	`AccruedInsuranceNoncurrent`	$82.80M	USD	Point-in-time
Accrued liability for postretirement and postemployment benefits	`PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent`	$713.40M	USD	Point-in-time
Accrued liability for postretirement and postemployment benefits	`PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent`	$337.10M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$1.27B	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$2.74B	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$262.60M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$268.70M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$254.00M	USD	Point-in-time
Other noncurrent liabilities	`OtherLiabilitiesNoncurrent`	$194.40M	USD	Point-in-time
Other noncurrent liabilities	`OtherLiabilitiesNoncurrent`	$200.50M	USD	Point-in-time
Total Other Liabilities	`LiabilitiesNoncurrent`	$4.95B	USD	Point-in-time
Total Other Liabilities	`LiabilitiesNoncurrent`	$5.11B	USD	Point-in-time
Commitments and Contingencies (Refer to Note 18, Other Commitments and Contingencies)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and Contingencies (Refer to Note 18, Other Commitments and Contingencies)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Total Capitalization and Liabilities	`LiabilitiesAndStockholdersEquity`	$18.69B	USD	Point-in-time
Total Capitalization and Liabilities	`LiabilitiesAndStockholdersEquity`	$19.96B	USD	Point-in-time

Income Statement 176 line items

Line Item	Tag	Value	Unit	Period
Gas Distribution	`GasDomesticRegulatedRevenue`	$2.06B	USD	Annual
Gas Distribution	`GasDomesticRegulatedRevenue`	$2.08B	USD	Annual
Gas Distribution	`GasDomesticRegulatedRevenue`	$1.85B	USD	Annual
Gas Transportation and Storage	`NaturalGasMidstreamRevenue`	$1.02B	USD	Annual
Gas Transportation and Storage	`NaturalGasMidstreamRevenue`	$964.60M	USD	Annual
Gas Transportation and Storage	`NaturalGasMidstreamRevenue`	$969.80M	USD	Annual
Electric	`ElectricDomesticRegulatedRevenue`	$1.66B	USD	Annual
Electric	`ElectricDomesticRegulatedRevenue`	$1.57B	USD	Annual
Electric	`ElectricDomesticRegulatedRevenue`	$1.79B	USD	Annual
Other	`OtherSalesRevenueNet`	$4.40M	USD	Annual
Other	`OtherSalesRevenueNet`	$27.20M	USD	Annual
Other	`OtherSalesRevenueNet`	$16.20M	USD	Annual
Total Operating Revenues	`GrossProfit`	$4.65B	USD	Annual
Total Operating Revenues	`GrossProfit`	$4.87B	USD	Annual
Total Operating Revenues	`GrossProfit`	$4.49B	USD	Annual
Cost of Sales (excluding depreciation and amortization)	`CostOfRevenue`	$1.52B	USD	Annual
Cost of Sales (excluding depreciation and amortization)	`CostOfRevenue`	$1.39B	USD	Annual
Cost of Sales (excluding depreciation and amortization)	`CostOfRevenue`	$1.64B	USD	Annual
Operation and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$1.45B	USD	Annual
Operation and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$1.61B	USD	Annual
Operation and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$1.43B	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$524.40M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$547.10M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$570.30M	USD	Annual
(Gain) Loss on sale of assets and impairments, net	`ImpairmentAndGainLossOnSaleOfAssetsNet`	$1.60M	USD	Annual
(Gain) Loss on sale of assets and impairments, net	`ImpairmentAndGainLossOnSaleOfAssetsNet`	$5.50M	USD	Annual
(Gain) Loss on sale of assets and impairments, net	`ImpairmentAndGainLossOnSaleOfAssetsNet`	$-1.00M	USD	Annual
Other taxes	`TaxesExcludingIncomeAndExciseTaxes`	$256.10M	USD	Annual
Other taxes	`TaxesExcludingIncomeAndExciseTaxes`	$257.20M	USD	Annual
Other taxes	`TaxesExcludingIncomeAndExciseTaxes`	$244.30M	USD	Annual
Total Operating Expenses	`OperatingExpenses`	$3.96B	USD	Annual
Total Operating Expenses	`OperatingExpenses`	$3.85B	USD	Annual
Total Operating Expenses	`OperatingExpenses`	$3.63B	USD	Annual
Operating Income	`OperatingIncomeLoss`	$910.60M	USD	Annual
Operating Income	`OperatingIncomeLoss`	$113.70M	USD	1 Quarter
Operating Income	`OperatingIncomeLoss`	$799.90M	USD	Annual
Operating Income	`OperatingIncomeLoss`	$124.50M	USD	1 Quarter
Operating Income	`OperatingIncomeLoss`	$138.20M	USD	1 Quarter
Operating Income	`OperatingIncomeLoss`	$381.40M	USD	1 Quarter
Operating Income	`OperatingIncomeLoss`	$224.90M	USD	1 Quarter
Operating Income	`OperatingIncomeLoss`	$270.00M	USD	1 Quarter
Operating Income	`OperatingIncomeLoss`	$858.20M	USD	Annual
Operating Income	`OperatingIncomeLoss`	$416.50M	USD	1 Quarter
Operating Income	`OperatingIncomeLoss`	$99.60M	USD	1 Quarter
Interest expense, net	`InterestExpense`	$349.50M	USD	Annual
Interest expense, net	`InterestExpense`	$380.20M	USD	Annual
Interest expense, net	`InterestExpense`	$353.20M	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$-2.80M	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$17.40M	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$1.50M	USD	Annual
Loss on early extinguishment of long-term debt	`GainsLossesOnExtinguishmentOfDebt`	$-111.50M	USD	Annual
Loss on early extinguishment of long-term debt	`GainsLossesOnExtinguishmentOfDebt`	-	USD	Annual
Loss on early extinguishment of long-term debt	`GainsLossesOnExtinguishmentOfDebt`	$-97.20M	USD	Annual
Total Other Deductions	`NonoperatingIncomeExpense`	$-348.00M	USD	Annual
Total Other Deductions	`NonoperatingIncomeExpense`	$-467.50M	USD	Annual
Total Other Deductions	`NonoperatingIncomeExpense`	$-460.00M	USD	Annual
Income from Continuing Operations before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic`	$339.90M	USD	Annual
Income from Continuing Operations before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic`	$510.20M	USD	Annual
Income from Continuing Operations before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic`	$443.10M	USD	Annual
Income Taxes	`IncomeTaxExpenseBenefit`	$182.10M	USD	Annual
Income Taxes	`IncomeTaxExpenseBenefit`	$141.30M	USD	Annual
Income Taxes	`IncomeTaxExpenseBenefit`	$314.50M	USD	Annual
Income from Continuing Operations	`IncomeLossFromContinuingOperations`	$29.00M	USD	1 Quarter
Income from Continuing Operations	`IncomeLossFromContinuingOperations`	$88.80M	USD	1 Quarter
Income from Continuing Operations	`IncomeLossFromContinuingOperations`	$-52.40M	USD	1 Quarter
Income from Continuing Operations	`IncomeLossFromContinuingOperations`	$-44.30M	USD	1 Quarter
Income from Continuing Operations	`IncomeLossFromContinuingOperations`	$14.00M	USD	1 Quarter
Income from Continuing Operations	`IncomeLossFromContinuingOperations`	$186.60M	USD	1 Quarter
Income from Continuing Operations	`IncomeLossFromContinuingOperations`	$328.10M	USD	Annual
Income from Continuing Operations	`IncomeLossFromContinuingOperations`	$128.60M	USD	Annual
Income from Continuing Operations	`IncomeLossFromContinuingOperations`	$211.30M	USD	1 Quarter
Income from Continuing Operations	`IncomeLossFromContinuingOperations`	$23.70M	USD	1 Quarter
Income from Continuing Operations	`IncomeLossFromContinuingOperations`	$198.60M	USD	Annual
Income (Loss) from Discontinued Operations - net of taxes	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$100.00K	USD	Annual
Income (Loss) from Discontinued Operations - net of taxes	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$-3.40M	USD	Annual
Income (Loss) from Discontinued Operations - net of taxes	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$-103.50M	USD	Annual
Net Income	`ProfitLoss`	$302.10M	USD	Annual
Net Income	`ProfitLoss`	$128.50M	USD	Annual
Net Income	`ProfitLoss`	$331.50M	USD	Annual
Less: Net income attributable to noncontrolling interest	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest`	$15.60M	USD	Annual
Less: Net income attributable to noncontrolling interest	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest`	-	USD	Annual
Less: Net income attributable to noncontrolling interest	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest`	-	USD	Annual
Net Income	`NetIncomeLoss`	$211.30M	USD	1 Quarter
Net Income	`NetIncomeLoss`	$186.60M	USD	1 Quarter
Net Income	`NetIncomeLoss`	$128.50M	USD	Annual
Net Income	`NetIncomeLoss`	$331.50M	USD	Annual
Net Income	`NetIncomeLoss`	$27.20M	USD	1 Quarter
Net Income	`NetIncomeLoss`	$28.90M	USD	1 Quarter
Net Income	`NetIncomeLoss`	$-44.40M	USD	1 Quarter
Net Income	`NetIncomeLoss`	$286.50M	USD	Annual
Net Income	`NetIncomeLoss`	$14.00M	USD	1 Quarter
Net Income	`NetIncomeLoss`	$-52.40M	USD	1 Quarter
Net Income	`NetIncomeLoss`	$88.80M	USD	1 Quarter
Income (Loss) from Discontinued Operations - net of taxes	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	-	USD	1 Quarter
Income (Loss) from Discontinued Operations - net of taxes	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$100.00K	USD	Annual
Income (Loss) from Discontinued Operations - net of taxes	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$-100.00K	USD	1 Quarter
Income (Loss) from Discontinued Operations - net of taxes	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	-	USD	1 Quarter
Income (Loss) from Discontinued Operations - net of taxes	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$-3.40M	USD	Annual
Income (Loss) from Discontinued Operations - net of taxes	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$3.50M	USD	1 Quarter
Income (Loss) from Discontinued Operations - net of taxes	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	-	USD	1 Quarter
Income (Loss) from Discontinued Operations - net of taxes	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	-	USD	1 Quarter
Income (Loss) from Discontinued Operations - net of taxes	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$-100.00K	USD	1 Quarter
Income (Loss) from Discontinued Operations - net of taxes	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$-87.90M	USD	Annual
Income (Loss) from Discontinued Operations - net of taxes	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	-	USD	1 Quarter
Continuing Operations	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.63	USD	Annual
Continuing Operations	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.28	USD	1 Quarter
Continuing Operations	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.58	USD	1 Quarter
Continuing Operations	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.65	USD	1 Quarter
Continuing Operations	`IncomeLossFromContinuingOperationsPerBasicShare`	$1.02	USD	Annual
Continuing Operations	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.39	USD	Annual
Continuing Operations	`IncomeLossFromContinuingOperationsPerBasicShare`	$-0.16	USD	1 Quarter
Continuing Operations	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.09	USD	1 Quarter
Continuing Operations	`IncomeLossFromContinuingOperationsPerBasicShare`	$-0.14	USD	1 Quarter
Continuing Operations	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.04	USD	1 Quarter
Continuing Operations	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.07	USD	1 Quarter
Discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	-	USD	1 Quarter
Discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$0.01	USD	Annual
Discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	-	USD	1 Quarter
Discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	-	USD	1 Quarter
Discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	-	USD	1 Quarter
Discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$0.27	USD	Annual
Discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	-	USD	1 Quarter
Discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	-	USD	1 Quarter
Discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$0.01	USD	1 Quarter
Discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	-	USD	Annual
Discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	-	USD	1 Quarter
Basic Earnings Per Share	`EarningsPerShareBasic`	$-0.14	USD	1 Quarter
Basic Earnings Per Share	`EarningsPerShareBasic`	$0.28	USD	1 Quarter
Basic Earnings Per Share	`EarningsPerShareBasic`	$1.03	USD	Annual
Basic Earnings Per Share	`EarningsPerShareBasic`	$0.58	USD	1 Quarter
Basic Earnings Per Share	`EarningsPerShareBasic`	$-0.16	USD	1 Quarter
Basic Earnings Per Share	`EarningsPerShareBasic`	$0.08	USD	1 Quarter
Basic Earnings Per Share	`EarningsPerShareBasic`	$0.04	USD	1 Quarter
Basic Earnings Per Share	`EarningsPerShareBasic`	$0.65	USD	1 Quarter
Basic Earnings Per Share	`EarningsPerShareBasic`	$0.39	USD	Annual
Basic Earnings Per Share	`EarningsPerShareBasic`	$0.90	USD	Annual
Basic Earnings Per Share	`EarningsPerShareBasic`	$0.09	USD	1 Quarter
Continuing operations	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.39	USD	Annual
Continuing operations	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.58	USD	1 Quarter
Continuing operations	`IncomeLossFromContinuingOperationsPerDilutedShare`	$-0.16	USD	1 Quarter
Continuing operations	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.63	USD	Annual
Continuing operations	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.65	USD	1 Quarter
Continuing operations	`IncomeLossFromContinuingOperationsPerDilutedShare`	$-0.14	USD	1 Quarter
Continuing operations	`IncomeLossFromContinuingOperationsPerDilutedShare`	$1.01	USD	Annual
Continuing operations	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.07	USD	1 Quarter
Continuing operations	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.09	USD	1 Quarter
Continuing operations	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.04	USD	1 Quarter
Continuing operations	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.27	USD	1 Quarter
Discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	-	USD	1 Quarter
Discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$0.01	USD	Annual
Discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$0.01	USD	1 Quarter
Discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	-	USD	1 Quarter
Discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	-	USD	1 Quarter
Discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$0.27	USD	Annual
Discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	-	USD	1 Quarter
Discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	-	USD	1 Quarter
Discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	-	USD	1 Quarter
Discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	-	USD	Annual
Discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	-	USD	1 Quarter
Diluted Earnings Per Share	`EarningsPerShareDiluted`	$1.02	USD	Annual
Diluted Earnings Per Share	`EarningsPerShareDiluted`	$0.04	USD	1 Quarter
Diluted Earnings Per Share	`EarningsPerShareDiluted`	$0.90	USD	Annual
Diluted Earnings Per Share	`EarningsPerShareDiluted`	$0.58	USD	1 Quarter
Diluted Earnings Per Share	`EarningsPerShareDiluted`	$-0.14	USD	1 Quarter
Diluted Earnings Per Share	`EarningsPerShareDiluted`	$-0.16	USD	1 Quarter
Diluted Earnings Per Share	`EarningsPerShareDiluted`	$0.65	USD	1 Quarter
Diluted Earnings Per Share	`EarningsPerShareDiluted`	$0.27	USD	1 Quarter
Diluted Earnings Per Share	`EarningsPerShareDiluted`	$0.08	USD	1 Quarter
Diluted Earnings Per Share	`EarningsPerShareDiluted`	$0.09	USD	1 Quarter
Diluted Earnings Per Share	`EarningsPerShareDiluted`	$0.39	USD	Annual
Basic Average Common Shares Outstanding	`WeightedAverageNumberOfSharesOutstandingBasic`	317.75M	shares	Annual
Basic Average Common Shares Outstanding	`WeightedAverageNumberOfSharesOutstandingBasic`	321.81M	shares	Annual
Basic Average Common Shares Outstanding	`WeightedAverageNumberOfSharesOutstandingBasic`	329.39M	shares	Annual
Diluted Average Common Shares	`WeightedAverageNumberOfDilutedSharesOutstanding`	330.76M	shares	Annual
Diluted Average Common Shares	`WeightedAverageNumberOfDilutedSharesOutstanding`	323.52M	shares	Annual
Diluted Average Common Shares	`WeightedAverageNumberOfDilutedSharesOutstanding`	319.84M	shares	Annual

Cash Flow Statement 152 line items

Line Item	Tag	Value	Unit	Period
Net Income	`ProfitLoss`	$302.10M	USD	Annual
Net Income	`ProfitLoss`	$128.50M	USD	Annual
Net Income	`ProfitLoss`	$331.50M	USD	Annual
Loss on early extinguishment of debt	`PaymentsOfDebtExtinguishmentCosts`	$111.50M	USD	Annual
Loss on early extinguishment of debt	`PaymentsOfDebtExtinguishmentCosts`	-	USD	Annual
Loss on early extinguishment of debt	`PaymentsOfDebtExtinguishmentCosts`	$97.20M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$524.40M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$547.10M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$570.30M	USD	Annual
Deferred income taxes and investment tax credits	`DeferredIncomeTaxesAndTaxCredits`	$135.30M	USD	Annual
Deferred income taxes and investment tax credits	`DeferredIncomeTaxesAndTaxCredits`	$182.30M	USD	Annual
Deferred income taxes and investment tax credits	`DeferredIncomeTaxesAndTaxCredits`	$306.70M	USD	Annual
Stock compensation expense and 401(k) profit sharing contribution	`ShareBasedCompensation`	$50.70M	USD	Annual
Stock compensation expense and 401(k) profit sharing contribution	`ShareBasedCompensation`	$46.50M	USD	Annual
Stock compensation expense and 401(k) profit sharing contribution	`ShareBasedCompensation`	$40.10M	USD	Annual
(Income) loss from discontinued operations - net of taxes	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$100.00K	USD	Annual
(Income) loss from discontinued operations - net of taxes	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$-3.40M	USD	Annual
(Income) loss from discontinued operations - net of taxes	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$-103.50M	USD	Annual
Amortization of discount/premium on debt	`AmortizationOfDebtDiscountPremium`	$7.40M	USD	Annual
Amortization of discount/premium on debt	`AmortizationOfDebtDiscountPremium`	$7.60M	USD	Annual
Amortization of discount/premium on debt	`AmortizationOfDebtDiscountPremium`	$8.70M	USD	Annual
AFUDC equity	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$11.60M	USD	Annual
AFUDC equity	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$12.60M	USD	Annual
AFUDC equity	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$11.50M	USD	Annual
Other adjustments	`OtherOperatingActivitiesCashFlowStatement`	$13.10M	USD	Annual
Other adjustments	`OtherOperatingActivitiesCashFlowStatement`	$-3.80M	USD	Annual
Other adjustments	`OtherOperatingActivitiesCashFlowStatement`	$6.50M	USD	Annual
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$52.30M	USD	Annual
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$188.00M	USD	Annual
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$-262.20M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$-19.00M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$-38.90M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$-46.90M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-190.50M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$108.80M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$49.00M	USD	Annual
Customer deposits and credits	`IncreaseDecreaseInCustomerDeposits`	$-52.30M	USD	Annual
Customer deposits and credits	`IncreaseDecreaseInCustomerDeposits`	$-2.50M	USD	Annual
Customer deposits and credits	`IncreaseDecreaseInCustomerDeposits`	$35.50M	USD	Annual
Taxes accrued	`IncreaseDecreaseInPropertyAndOtherTaxesPayable`	$10.20M	USD	Annual
Taxes accrued	`IncreaseDecreaseInPropertyAndOtherTaxesPayable`	$8.70M	USD	Annual
Taxes accrued	`IncreaseDecreaseInPropertyAndOtherTaxesPayable`	$12.10M	USD	Annual
Interest accrued	`IncreaseDecreaseInInterestPayableNet`	$-8.70M	USD	Annual
Interest accrued	`IncreaseDecreaseInInterestPayableNet`	$-11.60M	USD	Annual
Interest accrued	`IncreaseDecreaseInInterestPayableNet`	$-33.90M	USD	Annual
Exchange gas receivable/payable	`IncreaseDecreaseInExchangeGasReceivablePayable`	$-36.90M	USD	Annual
Exchange gas receivable/payable	`IncreaseDecreaseInExchangeGasReceivablePayable`	$64.50M	USD	Annual
Exchange gas receivable/payable	`IncreaseDecreaseInExchangeGasReceivablePayable`	$31.70M	USD	Annual
Other accruals	`IncreaseDecreaseInOtherAccruals`	$6.00M	USD	Annual
Other accruals	`IncreaseDecreaseInOtherAccruals`	$55.10M	USD	Annual
Other accruals	`IncreaseDecreaseInOtherAccruals`	$-31.80M	USD	Annual
Prepayments and other current assets	`IncreaseDecreaseInPrepaymentsAndOtherCurrentAssets`	$-13.30M	USD	Annual
Prepayments and other current assets	`IncreaseDecreaseInPrepaymentsAndOtherCurrentAssets`	$-400.00K	USD	Annual
Prepayments and other current assets	`IncreaseDecreaseInPrepaymentsAndOtherCurrentAssets`	$100.00K	USD	Annual
Regulatory assets/liabilities	`IncreaseDecreaseInRegulatoryAssetsAndLiabilities`	$-57.50M	USD	Annual
Regulatory assets/liabilities	`IncreaseDecreaseInRegulatoryAssetsAndLiabilities`	$-82.00M	USD	Annual
Regulatory assets/liabilities	`IncreaseDecreaseInRegulatoryAssetsAndLiabilities`	$187.90M	USD	Annual
Postretirement and postemployment benefits	`IncreaseDecreaseInEmployeeRelatedLiabilities`	$-44.80M	USD	Annual
Postretirement and postemployment benefits	`IncreaseDecreaseInEmployeeRelatedLiabilities`	$-380.90M	USD	Annual
Postretirement and postemployment benefits	`IncreaseDecreaseInEmployeeRelatedLiabilities`	$25.60M	USD	Annual
Deferred charges and other noncurrent assets	`IncreaseDecreaseInDeferredChargesAndOtherNonCurrentAssets`	$-2.00M	USD	Annual
Deferred charges and other noncurrent assets	`IncreaseDecreaseInDeferredChargesAndOtherNonCurrentAssets`	$5.20M	USD	Annual
Deferred charges and other noncurrent assets	`IncreaseDecreaseInDeferredChargesAndOtherNonCurrentAssets`	$-1.20M	USD	Annual
Other noncurrent liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$500.00K	USD	Annual
Other noncurrent liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-30.40M	USD	Annual
Other noncurrent liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-34.50M	USD	Annual
Net Operating Activities from Continuing Operations	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$804.10M	USD	Annual
Net Operating Activities from Continuing Operations	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$742.10M	USD	Annual
Net Operating Activities from Continuing Operations	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$1.16B	USD	Annual
Net Operating Activities from (used for) Discontinued Operations	`CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations`	$293.40M	USD	Annual
Net Operating Activities from (used for) Discontinued Operations	`CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations`	$100.00K	USD	Annual
Net Operating Activities from (used for) Discontinued Operations	`CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations`	$-800.00K	USD	Annual
Net Cash Flows from Operating Activities	`NetCashProvidedByUsedInOperatingActivities`	$803.30M	USD	Annual
Net Cash Flows from Operating Activities	`NetCashProvidedByUsedInOperatingActivities`	$1.46B	USD	Annual
Net Cash Flows from Operating Activities	`NetCashProvidedByUsedInOperatingActivities`	$742.20M	USD	Annual
Capital expenditures	`PaymentsToAcquirePropertyPlantAndEquipment`	$1.48B	USD	Annual
Capital expenditures	`PaymentsToAcquirePropertyPlantAndEquipment`	$1.70B	USD	Annual
Capital expenditures	`PaymentsToAcquirePropertyPlantAndEquipment`	$1.36B	USD	Annual
Cash contributions from CPG	`CashContributionsfromSeparation`	-	USD	Annual
Cash contributions from CPG	`CashContributionsfromSeparation`	-	USD	Annual
Cash contributions from CPG	`CashContributionsfromSeparation`	$-3.80B	USD	Annual
Cost of removal	`PaymentsForRemovalCosts`	$109.00M	USD	Annual
Cost of removal	`PaymentsForRemovalCosts`	$79.20M	USD	Annual
Cost of removal	`PaymentsForRemovalCosts`	$110.10M	USD	Annual
Purchases of available-for-sale securities	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$38.30M	USD	Annual
Purchases of available-for-sale securities	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$54.90M	USD	Annual
Purchases of available-for-sale securities	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$168.40M	USD	Annual
Sales of available-for-sale securities	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$33.00M	USD	Annual
Sales of available-for-sale securities	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$163.10M	USD	Annual
Sales of available-for-sale securities	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$58.40M	USD	Annual
Other investing activities	`PaymentsForProceedsFromOtherInvestingActivities`	$-18.00M	USD	Annual
Other investing activities	`PaymentsForProceedsFromOtherInvestingActivities`	$12.40M	USD	Annual
Other investing activities	`PaymentsForProceedsFromOtherInvestingActivities`	$-1.60M	USD	Annual
Net Investing Activities from (used for) Continuing Operations	`NetCashProvidedByUsedInInvestingActivitiesContinuingOperations`	$-1.60B	USD	Annual
Net Investing Activities from (used for) Continuing Operations	`NetCashProvidedByUsedInInvestingActivitiesContinuingOperations`	$2.38B	USD	Annual
Net Investing Activities from (used for) Continuing Operations	`NetCashProvidedByUsedInInvestingActivitiesContinuingOperations`	$-1.81B	USD	Annual
Net Investing Activities used for Discontinued Operations	`CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations`	$-430.10M	USD	Annual
Net Investing Activities used for Discontinued Operations	`CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations`	-	USD	Annual
Net Investing Activities used for Discontinued Operations	`CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations`	-	USD	Annual
Net Cash Flows from (used for) Investing Activities	`NetCashProvidedByUsedInInvestingActivities`	$1.95B	USD	Annual
Net Cash Flows from (used for) Investing Activities	`NetCashProvidedByUsedInInvestingActivities`	$-1.81B	USD	Annual
Net Cash Flows from (used for) Investing Activities	`NetCashProvidedByUsedInInvestingActivities`	$-1.60B	USD	Annual
Cash of CPG at Separation	`TransferofCashandCashEquivalentsAtSeparation`	-	USD	Annual
Cash of CPG at Separation	`TransferofCashandCashEquivalentsAtSeparation`	-	USD	Annual
Cash of CPG at Separation	`TransferofCashandCashEquivalentsAtSeparation`	$-136.80M	USD	Annual
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$500.00M	USD	Annual
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	-	USD	Annual
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$3.25B	USD	Annual
Repayments of long-term debt and capital lease obligations	`RepaymentsOfLongTermDebtAndCapitalSecurities`	$2.09B	USD	Annual
Repayments of long-term debt and capital lease obligations	`RepaymentsOfLongTermDebtAndCapitalSecurities`	$1.85B	USD	Annual
Repayments of long-term debt and capital lease obligations	`RepaymentsOfLongTermDebtAndCapitalSecurities`	$434.60M	USD	Annual
Premiums and other debt related costs	`ProceedsFromPaymentsForOtherFinancingActivities`	$-144.30M	USD	Annual
Premiums and other debt related costs	`ProceedsFromPaymentsForOtherFinancingActivities`	$-3.70M	USD	Annual
Premiums and other debt related costs	`ProceedsFromPaymentsForOtherFinancingActivities`	$-93.50M	USD	Annual
Change in short-term borrowings, net	`ProceedsFromRepaymentsOfShortTermDebt`	$920.60M	USD	Annual
Change in short-term borrowings, net	`ProceedsFromRepaymentsOfShortTermDebt`	$-282.40M	USD	Annual
Change in short-term borrowings, net	`ProceedsFromRepaymentsOfShortTermDebt`	$-936.40M	USD	Annual
Issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	$23.10M	USD	Annual
Issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	$22.50M	USD	Annual
Issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	$336.70M	USD	Annual
Acquisition of treasury stock	`PaymentsForRepurchaseOfCommonStock`	$7.20M	USD	Annual
Acquisition of treasury stock	`PaymentsForRepurchaseOfCommonStock`	$9.40M	USD	Annual
Acquisition of treasury stock	`PaymentsForRepurchaseOfCommonStock`	$20.40M	USD	Annual
Dividends paid - common stock	`PaymentsOfDividendsCommonStock`	$205.50M	USD	Annual
Dividends paid - common stock	`PaymentsOfDividendsCommonStock`	$263.40M	USD	Annual
Dividends paid - common stock	`PaymentsOfDividendsCommonStock`	$229.10M	USD	Annual
Net Financing Activities from (used for) Continuing Operations	`NetCashProvidedByUsedInFinancingActivitiesContinuingOperations`	$1.07B	USD	Annual
Net Financing Activities from (used for) Continuing Operations	`NetCashProvidedByUsedInFinancingActivitiesContinuingOperations`	$790.50M	USD	Annual
Net Financing Activities from (used for) Continuing Operations	`NetCashProvidedByUsedInFinancingActivitiesContinuingOperations`	$-3.52B	USD	Annual
Net Financing Activities from Discontinued Operations	`CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations`	-	USD	Annual
Net Financing Activities from Discontinued Operations	`CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations`	$108.60M	USD	Annual
Net Financing Activities from Discontinued Operations	`CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations`	-	USD	Annual
Net Cash Flows from (used for) Financing Activities	`NetCashProvidedByUsedInFinancingActivities`	$1.07B	USD	Annual
Net Cash Flows from (used for) Financing Activities	`NetCashProvidedByUsedInFinancingActivities`	$790.50M	USD	Annual
Net Cash Flows from (used for) Financing Activities	`NetCashProvidedByUsedInFinancingActivities`	$-3.41B	USD	Annual
Change in cash, cash equivalents and restricted cash from (used for) continuing operations	`NetCashProvidedByUsedInContinuingOperations`	$23.00M	USD	Annual
Change in cash, cash equivalents and restricted cash from (used for) continuing operations	`NetCashProvidedByUsedInContinuingOperations`	$2.30M	USD	Annual
Change in cash, cash equivalents and restricted cash from (used for) continuing operations	`NetCashProvidedByUsedInContinuingOperations`	$-8.40M	USD	Annual
Change in cash, cash equivalents and restricted cash from (used for) discontinued operations	`NetCashProvidedByUsedInDiscontinuedOperations`	$-800.00K	USD	Annual
Change in cash, cash equivalents and restricted cash from (used for) discontinued operations	`NetCashProvidedByUsedInDiscontinuedOperations`	$-28.10M	USD	Annual
Change in cash, cash equivalents and restricted cash from (used for) discontinued operations	`NetCashProvidedByUsedInDiscontinuedOperations`	$100.00K	USD	Annual
Change in cash included in discontinued operations	`Changeincashincludedindiscontinuedoperations`	$500.00K	USD	Annual
Change in cash included in discontinued operations	`Changeincashincludedindiscontinuedoperations`	-	USD	Annual
Change in cash included in discontinued operations	`Changeincashincludedindiscontinuedoperations`	-	USD	Annual
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$45.20M	USD	Point-in-time
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$36.00M	USD	Point-in-time
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$38.40M	USD	Point-in-time
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$49.80M	USD	Point-in-time
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$45.20M	USD	Point-in-time
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$36.00M	USD	Point-in-time
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$38.40M	USD	Point-in-time
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$49.80M	USD	Point-in-time

Stockholders Equity 75 line items

Line Item	Tag	Value	Unit	Period
Beginning Balance	`SharesIssued`	319.11M	shares	Point-in-time
Beginning Balance	`SharesIssued`	316.04M	shares	Point-in-time
Beginning Balance	`SharesIssued`	323.16M	shares	Point-in-time
Beginning Balance	`SharesIssued`	337.02M	shares	Point-in-time
Treasury stock acquired	`TreasuryStockSharesAcquired`	472,000.00	shares	Annual
Treasury stock acquired	`TreasuryStockSharesAcquired`	293,000.00	shares	Annual
Treasury stock acquired	`TreasuryStockSharesAcquired`	433,000.00	shares	Annual
Beginning Balance	`StockholdersEquity`	$4.32B	USD	Point-in-time
Employee stock purchase plan	`StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans`	201,000.00	shares	Annual
Employee stock purchase plan	`StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans`	207,000.00	shares	Annual
Employee stock purchase plan	`StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans`	203,000.00	shares	Annual
Beginning Balance	`StockholdersEquity`	$6.18B	USD	Point-in-time
Beginning Balance	`StockholdersEquity`	$4.07B	USD	Point-in-time
Beginning Balance	`StockholdersEquity`	$3.84B	USD	Point-in-time
Cumulative effect of change in accounting principle	`CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption`	$25.30M	USD	Point-in-time
Long-term incentive plan	`StockIssuedDuringPeriodSharesShareBasedCompensation`	1.42M	shares	Annual
Long-term incentive plan	`StockIssuedDuringPeriodSharesShareBasedCompensation`	351,000.00	shares	Annual
Long-term incentive plan	`StockIssuedDuringPeriodSharesShareBasedCompensation`	2.10M	shares	Annual
401(k) and profit sharing plan	`StockIssuedDuringPeriodSharesRetirementSavingsPlan`	1.64M	shares	Annual
401(k) and profit sharing plan	`StockIssuedDuringPeriodSharesRetirementSavingsPlan`	1.40M	shares	Annual
401(k) and profit sharing plan	`StockIssuedDuringPeriodSharesRetirementSavingsPlan`	1.79M	shares	Annual
Dividend reinvestment plan	`StockIssuedDuringPeriodSharesDividendReinvestmentPlan`	264,000.00	shares	Annual
Net Income	`NetIncomeLoss`	$211.30M	USD	1 Quarter
Net Income	`NetIncomeLoss`	$186.60M	USD	1 Quarter
Net Income	`NetIncomeLoss`	$128.50M	USD	Annual
Net Income	`NetIncomeLoss`	$331.50M	USD	Annual
Net Income	`NetIncomeLoss`	$27.20M	USD	1 Quarter
Net Income	`NetIncomeLoss`	$28.90M	USD	1 Quarter
Dividend reinvestment plan	`StockIssuedDuringPeriodSharesDividendReinvestmentPlan`	275,000.00	shares	Annual
Net Income	`NetIncomeLoss`	$-44.40M	USD	1 Quarter
Net Income	`NetIncomeLoss`	$286.50M	USD	Annual
Net Income	`NetIncomeLoss`	$14.00M	USD	1 Quarter
Net Income	`NetIncomeLoss`	$-52.40M	USD	1 Quarter
Dividend reinvestment plan	`StockIssuedDuringPeriodSharesDividendReinvestmentPlan`	386,000.00	shares	Annual
Net Income	`NetIncomeLoss`	$88.80M	USD	1 Quarter
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$10.00M	USD	Annual
ATM program	`StockIssuedDuringPeriodAtTheMarketProgram`	11.93M	shares	Annual
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-11.00M	USD	Annual
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-18.30M	USD	Annual
Ending Balance	`SharesIssued`	319.11M	shares	Point-in-time
Ending Balance	`SharesIssued`	316.04M	shares	Point-in-time
Allocation of AOCI to Noncontrolling Interest	`AllocationofAOCItoNoncontrollingInterest`	$2.00M	USD	Annual
Ending Balance	`SharesIssued`	323.16M	shares	Point-in-time
Ending Balance	`SharesIssued`	337.02M	shares	Point-in-time
Sale of interest in Columbia OpCo to CPPL	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$227.10M	USD	Annual
Limited Liability Company or Limited Partnership, Members or Limited Partners, Ownership Interest	`LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest`	0.08	pure	Point-in-time
Proceeds from Issuance Initial Public Offering	`ProceedsFromIssuanceInitialPublicOffering`	$1.17B	USD	Point-in-time
Common stock	`DividendsCommonStockCash`	$205.70M	USD	Annual
Common stock	`DividendsCommonStockCash`	$229.40M	USD	Annual
Common stock	`DividendsCommonStockCash`	$263.50M	USD	Annual
Common Stock, Dividends, Per Share, Declared	`CommonStockDividendsPerShareDeclared`	$0.83	USD	Annual
Common Stock, Dividends, Per Share, Declared	`CommonStockDividendsPerShareDeclared`	$1.02	USD	Annual
Common Stock, Dividends, Per Share, Declared	`CommonStockDividendsPerShareDeclared`	$0.70	USD	Annual
Distribution of CPG stock to shareholders	`StockholdersEquityNoteSpinoffTransaction`	$-2.62B	USD	Annual
Treasury stock acquired	`TreasuryStockValueAcquiredCostMethod`	$20.40M	USD	Annual
Treasury stock acquired	`TreasuryStockValueAcquiredCostMethod`	$7.20M	USD	Annual
Treasury stock acquired	`TreasuryStockValueAcquiredCostMethod`	$9.40M	USD	Annual
Common stock	`StockIssuedDuringPeriodValueNewIssues`	$314.70M	USD	Annual
Common stock	`StockIssuedDuringPeriodValueNewIssues`	$100.00K	USD	Annual
Employee stock purchase plan	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$5.00M	USD	Annual
Employee stock purchase plan	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$5.10M	USD	Annual
Employee stock purchase plan	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$4.70M	USD	Annual
Long-term incentive plan	`StockIssuedDuringPeriodValueShareBasedCompensation`	$20.90M	USD	Annual
Long-term incentive plan	`StockIssuedDuringPeriodValueShareBasedCompensation`	$4.20M	USD	Annual
Long-term incentive plan	`StockIssuedDuringPeriodValueShareBasedCompensation`	$14.90M	USD	Annual
401(k) and profit sharing	`StockIssuedDuringPeriodValueDefinedContributionAndProfitSharingPlan`	$34.30M	USD	Annual
401(k) and profit sharing	`StockIssuedDuringPeriodValueDefinedContributionAndProfitSharingPlan`	$41.40M	USD	Annual
401(k) and profit sharing	`StockIssuedDuringPeriodValueDefinedContributionAndProfitSharingPlan`	$46.70M	USD	Annual
Dividend reinvestment plan	`StockIssuedDuringPeriodValueDividendReinvestmentPlan`	$8.90M	USD	Annual
Dividend reinvestment plan	`StockIssuedDuringPeriodValueDividendReinvestmentPlan`	$6.40M	USD	Annual
Dividend reinvestment plan	`StockIssuedDuringPeriodValueDividendReinvestmentPlan`	$7.30M	USD	Annual
Ending Balance	`StockholdersEquity`	$4.32B	USD	Point-in-time
Ending Balance	`StockholdersEquity`	$6.18B	USD	Point-in-time
Ending Balance	`StockholdersEquity`	$4.07B	USD	Point-in-time
Ending Balance	`StockholdersEquity`	$3.84B	USD	Point-in-time

Comprehensive Income 33 line items

Line Item	Tag	Value	Unit	Period
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Tax	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$-100.00K	USD	Annual
Net Income	`ProfitLoss`	$302.10M	USD	Annual
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Tax	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$400.00K	USD	Annual
Net Income	`ProfitLoss`	$128.50M	USD	Annual
Net Income	`ProfitLoss`	$331.50M	USD	Annual
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Tax	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$-400.00K	USD	Annual
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Tax	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax`	$-4.80M	USD	Annual
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Tax	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax`	$-13.90M	USD	Annual
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Tax	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax`	$5.60M	USD	Annual
Net unrealized gain (loss) on available-for-sale securities	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax`	$800.00K	USD	Annual
Net unrealized gain (loss) on available-for-sale securities	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax`	$-800.00K	USD	Annual
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$4.60M	USD	Annual
Net unrealized gain (loss) on available-for-sale securities	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax`	$-100.00K	USD	Annual
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-100.00K	USD	Annual
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-2.10M	USD	Annual
Net unrealized gain (loss) on cash flow hedges	`OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax`	$8.60M	USD	Annual
Net unrealized gain (loss) on cash flow hedges	`OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax`	$-22.50M	USD	Annual
Net unrealized gain (loss) on cash flow hedges	`OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax`	$-7.80M	USD	Annual
Unrecognized pension and OPEB benefit (costs)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$2.40M	USD	Annual
Unrecognized pension and OPEB benefit (costs)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-3.40M	USD	Annual
Unrecognized pension and OPEB benefit (costs)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-1.50M	USD	Annual
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$10.00M	USD	Annual
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-18.30M	USD	Annual
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-11.00M	USD	Annual
Total Comprehensive Income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$341.50M	USD	Annual
Total Comprehensive Income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$110.20M	USD	Annual
Total Comprehensive Income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$291.10M	USD	Annual
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Noncontrolling Interest	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest`	$15.60M	USD	Annual
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Noncontrolling Interest	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest`	-	USD	Annual
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Noncontrolling Interest	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest`	-	USD	Annual
Total comprehensive income	`ComprehensiveIncomeNetOfTax`	$110.20M	USD	Annual
Total comprehensive income	`ComprehensiveIncomeNetOfTax`	$275.50M	USD	Annual
Total comprehensive income	`ComprehensiveIncomeNetOfTax`	$341.50M	USD	Annual

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