10-K Filing

BOARDWALK PIPELINE PARTNERS, LP CIK: 1336047 FY 2017

Filing Information

Form Type	10-K
Accession Number	`0001336047-18-000019`
Period End Date	20171231
Filing Date	20180215
Fiscal Year	2017
Fiscal Period	FY
XBRL Instance	bwp10kq42017_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 92 Income Statement 126 Cash Flow Statement 104 Stockholders Equity 27 Comprehensive Income 23

Balance Sheet 92 line items

Line Item	Tag	Value	Unit	Period
Common Units Issued	`LimitedPartnersCapitalAccountUnitsIssued`	250.30M	shares	Point-in-time
Common Units Issued	`LimitedPartnersCapitalAccountUnitsIssued`	250.30M	shares	Point-in-time
Common Units Outstanding	`LimitedPartnersCapitalAccountUnitsOutstanding`	250.30M	shares	Point-in-time
Common Units Outstanding	`LimitedPartnersCapitalAccountUnitsOutstanding`	250.30M	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$17.60M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$4.60M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$3.10M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$6.60M	USD	Point-in-time
Trade, net	`AccountsReceivableNetCurrent`	$116.80M	USD	Point-in-time
Trade, net	`AccountsReceivableNetCurrent`	$127.10M	USD	Point-in-time
Other	`OtherReceivables`	$16.60M	USD	Point-in-time
Other	`OtherReceivables`	$12.70M	USD	Point-in-time
Gas transportation receivables	`GasImbalanceAssetLiability`	$8.20M	USD	Point-in-time
Gas transportation receivables	`GasImbalanceAssetLiability`	$4.60M	USD	Point-in-time
Gas and liquids stored underground	`EnergyRelatedInventoryGasStoredUnderground`	$6.50M	USD	Point-in-time
Gas and liquids stored underground	`EnergyRelatedInventoryGasStoredUnderground`	$1.30M	USD	Point-in-time
Prepayments	`PrepaidExpenseCurrent`	$17.70M	USD	Point-in-time
Prepayments	`PrepaidExpenseCurrent`	$17.90M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$2.60M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$600.00K	USD	Point-in-time
Total current assets	`AssetsCurrent`	$174.20M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$180.60M	USD	Point-in-time
Natural gas transmission and other plant	`PropertyPlantAndEquipmentOther`	$10.47B	USD	Point-in-time
Natural gas transmission and other plant	`PropertyPlantAndEquipmentOther`	$9.96B	USD	Point-in-time
Construction work in progress	`ConstructionInProgressGross`	$416.50M	USD	Point-in-time
Construction work in progress	`ConstructionInProgressGross`	$368.50M	USD	Point-in-time
Property, plant and equipment, gross	`PropertyPlantAndEquipmentGross`	$10.33B	USD	Point-in-time
Property, plant and equipment, gross	`PropertyPlantAndEquipmentGross`	$10.88B	USD	Point-in-time
Lessaccumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$2.62B	USD	Point-in-time
Lessaccumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$2.33B	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$8.26B	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$7.99B	USD	Point-in-time
Goodwill	`Goodwill`	$237.40M	USD	Point-in-time
Goodwill	`Goodwill`	$237.40M	USD	Point-in-time
Gas stored underground	`InventoryGasInStorageUndergroundNoncurrent`	$93.50M	USD	Point-in-time
Gas stored underground	`InventoryGasInStorageUndergroundNoncurrent`	$86.30M	USD	Point-in-time
Other	`MiscellaneousOtherAssetsNoncurrent`	$139.20M	USD	Point-in-time
Other	`MiscellaneousOtherAssetsNoncurrent`	$139.80M	USD	Point-in-time
Total other assets	`OtherAssetsNoncurrent`	$463.50M	USD	Point-in-time
Total other assets	`OtherAssetsNoncurrent`	$470.10M	USD	Point-in-time
Total Assets	`Assets`	$8.91B	USD	Point-in-time
Total Assets	`Assets`	$8.64B	USD	Point-in-time
Trade	`AccountsPayableTradeCurrent`	$76.00M	USD	Point-in-time
Trade	`AccountsPayableTradeCurrent`	$113.80M	USD	Point-in-time
Affiliates	`AccountsPayableRelatedPartiesCurrent`	$1.40M	USD	Point-in-time
Affiliates	`AccountsPayableRelatedPartiesCurrent`	$1.50M	USD	Point-in-time
Other	`AccountsPayableOtherCurrent`	$23.70M	USD	Point-in-time
Other	`AccountsPayableOtherCurrent`	$11.90M	USD	Point-in-time
Gas payables	`GasImbalancePayableCurrent`	$5.70M	USD	Point-in-time
Gas payables	`GasImbalancePayableCurrent`	$6.70M	USD	Point-in-time
Accrued taxes, other	`AccrualForTaxesOtherThanIncomeTaxesCurrent`	$57.10M	USD	Point-in-time
Accrued taxes, other	`AccrualForTaxesOtherThanIncomeTaxesCurrent`	$52.70M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$40.60M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$37.90M	USD	Point-in-time
Accrued payroll and employee benefits	`EmployeeRelatedLiabilitiesCurrent`	$33.70M	USD	Point-in-time
Accrued payroll and employee benefits	`EmployeeRelatedLiabilitiesCurrent`	$38.50M	USD	Point-in-time
Construction retainage	`ConstructionPayableCurrentAndNoncurrent`	$19.60M	USD	Point-in-time
Construction retainage	`ConstructionPayableCurrentAndNoncurrent`	$32.40M	USD	Point-in-time
Deferred income	`DeferredRevenueCurrent`	$1.90M	USD	Point-in-time
Deferred income	`DeferredRevenueCurrent`	$7.50M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$22.30M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$28.40M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$280.40M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$332.90M	USD	Point-in-time
Longterm debt and capital lease obligation	`LongTermDebtAndCapitalLeaseObligations`	$3.56B	USD	Point-in-time
Longterm debt and capital lease obligation	`LongTermDebtAndCapitalLeaseObligations`	$3.69B	USD	Point-in-time
Pension liability	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$22.00M	USD	Point-in-time
Pension liability	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$21.80M	USD	Point-in-time
Asset retirement obligation	`AssetRetirementObligationsNoncurrent`	$46.00M	USD	Point-in-time
Asset retirement obligation	`AssetRetirementObligationsNoncurrent`	$44.70M	USD	Point-in-time
Provision for other asset retirement	`ProvisionForOtherAssetRetirement`	$63.70M	USD	Point-in-time
Provision for other asset retirement	`ProvisionForOtherAssetRetirement`	$65.80M	USD	Point-in-time
Payable to affiliate	`DueToRelatedPartiesNoncurrent`	$16.00M	USD	Point-in-time
Payable to affiliate	`DueToRelatedPartiesNoncurrent`	$16.00M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$65.00M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$69.60M	USD	Point-in-time
Total other liabilities and deferred credits	`LiabilitiesOtherThanLongtermDebtNoncurrent`	$214.60M	USD	Point-in-time
Total other liabilities and deferred credits	`LiabilitiesOtherThanLongtermDebtNoncurrent`	$216.00M	USD	Point-in-time
Commitments and Contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and Contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Common units 250.3 million units issued and outstanding as of December 31, 2017 and 2016	`LimitedPartnersCapitalAccount`	$4.52B	USD	Point-in-time
Common units 250.3 million units issued and outstanding as of December 31, 2017 and 2016	`LimitedPartnersCapitalAccount`	$4.71B	USD	Point-in-time
General partner	`GeneralPartnersCapitalAccount`	$88.80M	USD	Point-in-time
General partner	`GeneralPartnersCapitalAccount`	$92.70M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-80.10M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-81.00M	USD	Point-in-time
Total partners capital	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$4.53B	USD	Point-in-time
Total partners capital	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$4.72B	USD	Point-in-time
Total partners capital	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$4.33B	USD	Point-in-time
Total partners capital	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$4.10B	USD	Point-in-time
Total Liabilities and Partners' Capital	`LiabilitiesAndStockholdersEquity`	$8.91B	USD	Point-in-time
Total Liabilities and Partners' Capital	`LiabilitiesAndStockholdersEquity`	$8.64B	USD	Point-in-time

Income Statement 126 line items

Line Item	Tag	Value	Unit	Period
Transportation	`GasDomesticRegulatedRevenue`	$1.18B	USD	Annual
Transportation	`GasDomesticRegulatedRevenue`	$1.14B	USD	Annual
Transportation	`GasDomesticRegulatedRevenue`	$1.09B	USD	Annual
Parking and lending	`ParkingAndLendingRevenue`	$18.20M	USD	Annual
Parking and lending	`ParkingAndLendingRevenue`	$20.20M	USD	Annual
Parking and lending	`ParkingAndLendingRevenue`	$11.40M	USD	Annual
Storage	`NaturalGasStorageRevenue`	$81.30M	USD	Annual
Storage	`NaturalGasStorageRevenue`	$81.50M	USD	Annual
Storage	`NaturalGasStorageRevenue`	$91.40M	USD	Annual
Other	`OtherSalesRevenueNet`	$40.20M	USD	Annual
Other	`OtherSalesRevenueNet`	$65.40M	USD	Annual
Other	`OtherSalesRevenueNet`	$55.20M	USD	Annual
Total operating revenues	`Revenues`	$317.60M	USD	1 Quarter
Total operating revenues	`Revenues`	$367.00M	USD	1 Quarter
Total operating revenues	`Revenues`	$337.50M	USD	1 Quarter
Total operating revenues	`Revenues`	$300.50M	USD	1 Quarter
Total operating revenues	`Revenues`	$1.31B	USD	Annual
Total operating revenues	`Revenues`	$303.30M	USD	1 Quarter
Total operating revenues	`Revenues`	$352.60M	USD	1 Quarter
Total operating revenues	`Revenues`	$1.32B	USD	Annual
Total operating revenues	`Revenues`	$345.00M	USD	1 Quarter
Total operating revenues	`Revenues`	$306.30M	USD	1 Quarter
Total operating revenues	`Revenues`	$1.25B	USD	Annual
Fuel and transportation	`CostOfDomesticRegulatedGasRevenue`	$70.80M	USD	Annual
Fuel and transportation	`CostOfDomesticRegulatedGasRevenue`	$54.80M	USD	Annual
Fuel and transportation	`CostOfDomesticRegulatedGasRevenue`	$99.30M	USD	Annual
Operation and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$199.90M	USD	Annual
Operation and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$209.50M	USD	Annual
Operation and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$204.20M	USD	Annual
Administrative and general	`GeneralAndAdministrativeExpense`	$130.40M	USD	Annual
Administrative and general	`GeneralAndAdministrativeExpense`	$126.50M	USD	Annual
Administrative and general	`GeneralAndAdministrativeExpense`	$142.20M	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$317.80M	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$323.70M	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$322.80M	USD	Annual
Loss (gain) on sale of assets and impairments	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$-47.10M	USD	Point-in-time
Loss (gain) on sale of assets and impairments	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$100.00K	USD	Annual
Loss (gain) on sale of assets and impairments	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$-3.70M	USD	Annual
Loss (gain) on sale of assets and impairments	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$-49.00M	USD	Annual
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$90.60M	USD	Annual
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$95.30M	USD	Annual
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$98.80M	USD	Annual
Total operating costs and expenses	`OperatingExpenses`	$189.70M	USD	1 Quarter
Total operating costs and expenses	`OperatingExpenses`	$219.70M	USD	1 Quarter
Total operating costs and expenses	`OperatingExpenses`	$250.40M	USD	1 Quarter
Total operating costs and expenses	`OperatingExpenses`	$197.00M	USD	1 Quarter
Total operating costs and expenses	`OperatingExpenses`	$203.40M	USD	1 Quarter
Total operating costs and expenses	`OperatingExpenses`	$213.80M	USD	1 Quarter
Total operating costs and expenses	`OperatingExpenses`	$856.10M	USD	Annual
Total operating costs and expenses	`OperatingExpenses`	$202.20M	USD	1 Quarter
Total operating costs and expenses	`OperatingExpenses`	$853.40M	USD	Annual
Total operating costs and expenses	`OperatingExpenses`	$829.70M	USD	Annual
Total operating costs and expenses	`OperatingExpenses`	$209.60M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$93.70M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$477.50M	USD	Annual
Operating income	`OperatingIncomeLoss`	$110.80M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$466.50M	USD	Annual
Operating income	`OperatingIncomeLoss`	$123.70M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$395.80M	USD	Annual
Operating income	`OperatingIncomeLoss`	$164.80M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$132.90M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$141.60M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$109.30M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$67.20M	USD	1 Quarter
Interest expense	`InterestExpense`	$171.00M	USD	Annual
Interest expense	`InterestExpense`	$182.80M	USD	Annual
Interest expense	`InterestExpense`	$176.40M	USD	Annual
Interest income	`InvestmentIncomeInterest`	$400.00K	USD	Annual
Interest income	`InvestmentIncomeInterest`	$400.00K	USD	Annual
Interest income	`InvestmentIncomeInterest`	$400.00K	USD	Annual
Miscellaneous other income, net	`OtherNonoperatingIncomeExpense`	$7.70M	USD	Annual
Miscellaneous other income, net	`OtherNonoperatingIncomeExpense`	$2.10M	USD	Annual
Miscellaneous other income, net	`OtherNonoperatingIncomeExpense`	$2.70M	USD	Annual
Total other deductions	`NonoperatingIncomeExpense`	$-174.70M	USD	Annual
Total other deductions	`NonoperatingIncomeExpense`	$-168.50M	USD	Annual
Total other deductions	`NonoperatingIncomeExpense`	$-173.30M	USD	Annual
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$101.20M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$84.30M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$302.80M	USD	Annual
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$24.10M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$70.10M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$119.50M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$222.50M	USD	Annual
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$47.30M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$88.40M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$65.90M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$298.00M	USD	Annual
Income taxes	`IncomeTaxExpenseBenefit`	-	USD	1 Quarter
Income taxes	`IncomeTaxExpenseBenefit`	$200.00K	USD	1 Quarter
Income taxes	`IncomeTaxExpenseBenefit`	$1.00M	USD	Annual
Income taxes	`IncomeTaxExpenseBenefit`	$200.00K	USD	1 Quarter
Income taxes	`IncomeTaxExpenseBenefit`	$500.00K	USD	Annual
Income taxes	`IncomeTaxExpenseBenefit`	$400.00K	USD	1 Quarter
Income taxes	`IncomeTaxExpenseBenefit`	$100.00K	USD	1 Quarter
Income taxes	`IncomeTaxExpenseBenefit`	$600.00K	USD	Annual
Income taxes	`IncomeTaxExpenseBenefit`	$200.00K	USD	1 Quarter
Income taxes	`IncomeTaxExpenseBenefit`	$300.00K	USD	1 Quarter
Income taxes	`IncomeTaxExpenseBenefit`	$200.00K	USD	1 Quarter
Net income	`NetIncomeLoss`	$84.20M	USD	1 Quarter
Net income	`NetIncomeLoss`	$65.70M	USD	1 Quarter
Net income	`NetIncomeLoss`	$101.00M	USD	1 Quarter
Net income	`NetIncomeLoss`	$119.30M	USD	1 Quarter
Net income	`NetIncomeLoss`	$88.20M	USD	1 Quarter
Net income	`NetIncomeLoss`	$222.00M	USD	Annual
Net income	`NetIncomeLoss`	$47.30M	USD	1 Quarter
Net income	`NetIncomeLoss`	$302.20M	USD	Annual
Net income	`NetIncomeLoss`	$297.00M	USD	Annual
Net income	`NetIncomeLoss`	$69.80M	USD	1 Quarter
Net income	`NetIncomeLoss`	$23.70M	USD	1 Quarter
Net income per common unit (in dollars per unit)	`NetIncomeLossPerOutstandingLimitedPartnershipUnitBasicNetOfTax`	$0.87	USD	Annual
Net income per common unit (in dollars per unit)	`NetIncomeLossPerOutstandingLimitedPartnershipUnitBasicNetOfTax`	$1.16	USD	Annual
Net income per common unit (in dollars per unit)	`NetIncomeLossPerOutstandingLimitedPartnershipUnitBasicNetOfTax`	$0.47	USD	1 Quarter
Net income per common unit (in dollars per unit)	`NetIncomeLossPerOutstandingLimitedPartnershipUnitBasicNetOfTax`	$0.09	USD	1 Quarter
Net income per common unit (in dollars per unit)	`NetIncomeLossPerOutstandingLimitedPartnershipUnitBasicNetOfTax`	$0.27	USD	1 Quarter
Net income per common unit (in dollars per unit)	`NetIncomeLossPerOutstandingLimitedPartnershipUnitBasicNetOfTax`	$0.40	USD	1 Quarter
Net income per common unit (in dollars per unit)	`NetIncomeLossPerOutstandingLimitedPartnershipUnitBasicNetOfTax`	$0.26	USD	1 Quarter
Net income per common unit (in dollars per unit)	`NetIncomeLossPerOutstandingLimitedPartnershipUnitBasicNetOfTax`	$0.34	USD	1 Quarter
Net income per common unit (in dollars per unit)	`NetIncomeLossPerOutstandingLimitedPartnershipUnitBasicNetOfTax`	$0.33	USD	1 Quarter
Net income per common unit (in dollars per unit)	`NetIncomeLossPerOutstandingLimitedPartnershipUnitBasicNetOfTax`	$0.19	USD	1 Quarter
Net income per common unit (in dollars per unit)	`NetIncomeLossPerOutstandingLimitedPartnershipUnitBasicNetOfTax`	$1.18	USD	Annual
Weighted-average number of common units outstanding (in units)	`WeightedAverageLimitedPartnershipUnitsOutstanding`	250.30M	shares	Annual
Weighted-average number of common units outstanding (in units)	`WeightedAverageLimitedPartnershipUnitsOutstanding`	250.30M	shares	Annual
Weighted-average number of common units outstanding (in units)	`WeightedAverageLimitedPartnershipUnitsOutstanding`	248.80M	shares	Annual
Cash distribution declared and paid to common units per common unit (in dollars per unit)	`DistributionMadeToLimitedPartnerDistributionsPaidPerUnit`	$0.40	USD	Annual
Cash distribution declared and paid to common units per common unit (in dollars per unit)	`DistributionMadeToLimitedPartnerDistributionsPaidPerUnit`	$0.40	USD	Annual
Cash distribution declared and paid to common units per common unit (in dollars per unit)	`DistributionMadeToLimitedPartnerDistributionsPaidPerUnit`	$0.40	USD	Annual

Cash Flow Statement 104 line items

Line Item	Tag	Value	Unit	Period
Net income	`NetIncomeLoss`	$84.20M	USD	1 Quarter
Net income	`NetIncomeLoss`	$65.70M	USD	1 Quarter
Net income	`NetIncomeLoss`	$101.00M	USD	1 Quarter
Net income	`NetIncomeLoss`	$119.30M	USD	1 Quarter
Net income	`NetIncomeLoss`	$88.20M	USD	1 Quarter
Net income	`NetIncomeLoss`	$222.00M	USD	Annual
Net income	`NetIncomeLoss`	$47.30M	USD	1 Quarter
Net income	`NetIncomeLoss`	$302.20M	USD	Annual
Net income	`NetIncomeLoss`	$297.00M	USD	Annual
Net income	`NetIncomeLoss`	$69.80M	USD	1 Quarter
Net income	`NetIncomeLoss`	$23.70M	USD	1 Quarter
Depreciation and amortization	`DepreciationAndAmortization`	$317.80M	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$323.70M	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$322.80M	USD	Annual
Amortization of deferred costs and other	`AmortizationOfDeferredCharges`	$8.10M	USD	Annual
Amortization of deferred costs and other	`AmortizationOfDeferredCharges`	$7.70M	USD	Annual
Amortization of deferred costs and other	`AmortizationOfDeferredCharges`	$2.10M	USD	Annual
Loss (gain) on sale of assets and impairments	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$-47.10M	USD	Point-in-time
Loss (gain) on sale of assets and impairments	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$100.00K	USD	Annual
Loss (gain) on sale of assets and impairments	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$-3.70M	USD	Annual
Loss (gain) on sale of assets and impairments	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$-49.00M	USD	Annual
Trade and other receivables	`IncreaseDecreaseInAccountsAndOtherReceivables`	$18.60M	USD	Annual
Trade and other receivables	`IncreaseDecreaseInAccountsAndOtherReceivables`	$-6.10M	USD	Annual
Trade and other receivables	`IncreaseDecreaseInAccountsAndOtherReceivables`	$10.40M	USD	Annual
Gas receivables and storage assets	`IncreaseDecreaseInGasImbalanceReceivable`	$14.30M	USD	Annual
Gas receivables and storage assets	`IncreaseDecreaseInGasImbalanceReceivable`	$-10.90M	USD	Annual
Gas receivables and storage assets	`IncreaseDecreaseInGasImbalanceReceivable`	$-5.60M	USD	Annual
Costs recoverable from customers	`IncreaseDecreaseInOtherRegulatoryAssets`	$300.00K	USD	Annual
Costs recoverable from customers	`IncreaseDecreaseInOtherRegulatoryAssets`	$-3.80M	USD	Annual
Costs recoverable from customers	`IncreaseDecreaseInOtherRegulatoryAssets`	-	USD	Annual
Other assets	`IncreaseDecreaseInOtherOperatingAssets`	$-800.00K	USD	Annual
Other assets	`IncreaseDecreaseInOtherOperatingAssets`	$3.20M	USD	Annual
Other assets	`IncreaseDecreaseInOtherOperatingAssets`	$3.80M	USD	Annual
Trade and other payables	`IncreaseDecreaseInAccountsPayable`	$39.40M	USD	Annual
Trade and other payables	`IncreaseDecreaseInAccountsPayable`	$-20.00M	USD	Annual
Trade and other payables	`IncreaseDecreaseInAccountsPayable`	$-14.00M	USD	Annual
Other payables, affiliates	`IncreaseDecreaseInAccountsPayableRelatedParties`	$-100.00K	USD	Annual
Other payables, affiliates	`IncreaseDecreaseInAccountsPayableRelatedParties`	$-700.00K	USD	Annual
Other payables, affiliates	`IncreaseDecreaseInAccountsPayableRelatedParties`	-	USD	Annual
Gas payables	`IncreaseDecreaseInBalancingAccountUtility`	$5.80M	USD	Annual
Gas payables	`IncreaseDecreaseInBalancingAccountUtility`	$-5.30M	USD	Annual
Gas payables	`IncreaseDecreaseInBalancingAccountUtility`	$3.70M	USD	Annual
Accrued liabilities	`IncreaseDecreaseInAccruedLiabilities`	$300.00K	USD	Annual
Accrued liabilities	`IncreaseDecreaseInAccruedLiabilities`	$-4.10M	USD	Annual
Accrued liabilities	`IncreaseDecreaseInAccruedLiabilities`	$9.90M	USD	Annual
Other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$24.20M	USD	Annual
Other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-21.40M	USD	Annual
Other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-27.70M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$576.40M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$600.80M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$637.00M	USD	Annual
Capital expenditures	`PaymentsToAcquirePropertyPlantAndEquipment`	$590.40M	USD	Annual
Capital expenditures	`PaymentsToAcquirePropertyPlantAndEquipment`	$374.50M	USD	Annual
Capital expenditures	`PaymentsToAcquirePropertyPlantAndEquipment`	$708.40M	USD	Annual
Proceeds from sale of operating assets	`ProceedsFromSaleOfProductiveAssets`	$63.80M	USD	Annual
Proceeds from sale of operating assets	`ProceedsFromSaleOfProductiveAssets`	$200.00K	USD	Annual
Proceeds from sale of operating assets	`ProceedsFromSaleOfProductiveAssets`	$800.00K	USD	Annual
Proceeds from other recoveries	`ProceedsFromInsuranceSettlementInvestingActivities`	-	USD	Annual
Proceeds from other recoveries	`ProceedsFromInsuranceSettlementInvestingActivities`	-	USD	Annual
Proceeds from other recoveries	`ProceedsFromInsuranceSettlementInvestingActivities`	$6.20M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-644.60M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-590.20M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-367.50M	USD	Annual
Proceeds from long-term debt, net of issuance cost	`ProceedsFromIssuanceOfUnsecuredDebt`	$539.10M	USD	Annual
Proceeds from long-term debt, net of issuance cost	`ProceedsFromIssuanceOfUnsecuredDebt`	$494.00M	USD	Annual
Proceeds from long-term debt, net of issuance cost	`ProceedsFromIssuanceOfUnsecuredDebt`	$247.10M	USD	Annual
Repayment of borrowings from long-term debt and term loan	`RepaymentsOfUnsecuredDebt`	$575.00M	USD	Annual
Repayment of borrowings from long-term debt and term loan	`RepaymentsOfUnsecuredDebt`	$725.00M	USD	Annual
Repayment of borrowings from long-term debt and term loan	`RepaymentsOfUnsecuredDebt`	$250.00M	USD	Annual
Proceeds from borrowings on revolving credit agreement	`ProceedsFromLongTermLinesOfCredit`	$765.00M	USD	Annual
Proceeds from borrowings on revolving credit agreement	`ProceedsFromLongTermLinesOfCredit`	$1.12B	USD	Annual
Proceeds from borrowings on revolving credit agreement	`ProceedsFromLongTermLinesOfCredit`	$490.00M	USD	Annual
Repayment of borrowings on revolving credit agreement, including financing fees	`RepaymentsOfLongTermLinesOfCredit`	$560.80M	USD	Annual
Repayment of borrowings on revolving credit agreement, including financing fees	`RepaymentsOfLongTermLinesOfCredit`	$873.60M	USD	Annual
Repayment of borrowings on revolving credit agreement, including financing fees	`RepaymentsOfLongTermLinesOfCredit`	$685.80M	USD	Annual
Principal payment of capital lease obligation	`RepaymentsOfLongTermCapitalLeaseObligations`	$400.00K	USD	Annual
Principal payment of capital lease obligation	`RepaymentsOfLongTermCapitalLeaseObligations`	$500.00K	USD	Annual
Principal payment of capital lease obligation	`RepaymentsOfLongTermCapitalLeaseObligations`	$500.00K	USD	Annual
Advances from affiliates	`ProceedsFromPaymentsForOtherFinancingActivities`	$600.00K	USD	Annual
Advances from affiliates	`ProceedsFromPaymentsForOtherFinancingActivities`	$300.00K	USD	Annual
Advances from affiliates	`ProceedsFromPaymentsForOtherFinancingActivities`	$100.00K	USD	Annual
Distributions paid	`PaymentsOfDividendsCommonStock`	$101.50M	USD	Annual
Distributions paid	`PaymentsOfDividendsCommonStock`	$102.20M	USD	Annual
Distributions paid	`PaymentsOfDividendsCommonStock`	$102.20M	USD	Annual
Proceeds from sale of common units	`ProceedsFromIssuanceOfCommonLimitedPartnersUnits`	-	USD	Annual
Proceeds from sale of common units	`ProceedsFromIssuanceOfCommonLimitedPartnersUnits`	$113.10M	USD	Annual
Proceeds from sale of common units	`ProceedsFromIssuanceOfCommonLimitedPartnersUnits`	-	USD	Annual
Capital contributions from general partner	`ProceedsFromOtherEquity`	-	USD	Annual
Capital contributions from general partner	`ProceedsFromOtherEquity`	$2.30M	USD	Annual
Capital contributions from general partner	`ProceedsFromOtherEquity`	-	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-212.40M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-9.10M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$20.60M	USD	Annual
Increase (decrease) in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$1.50M	USD	Annual
Increase (decrease) in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$13.00M	USD	Annual
Increase (decrease) in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-3.50M	USD	Annual
Cash and cash equivalents at beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$17.60M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$4.60M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$3.10M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$6.60M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashAndCashEquivalentsAtCarryingValue`	$17.60M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashAndCashEquivalentsAtCarryingValue`	$4.60M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashAndCashEquivalentsAtCarryingValue`	$3.10M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashAndCashEquivalentsAtCarryingValue`	$6.60M	USD	Point-in-time

Stockholders Equity 27 line items

Line Item	Tag	Value	Unit	Period
Beginning Balance	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$4.53B	USD	Point-in-time
Beginning Balance	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$4.72B	USD	Point-in-time
Beginning Balance	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$4.33B	USD	Point-in-time
Beginning Balance	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$4.10B	USD	Point-in-time
Net income	`NetIncomeLoss`	$84.20M	USD	1 Quarter
Net income	`NetIncomeLoss`	$65.70M	USD	1 Quarter
Net income	`NetIncomeLoss`	$101.00M	USD	1 Quarter
Net income	`NetIncomeLoss`	$119.30M	USD	1 Quarter
Net income	`NetIncomeLoss`	$88.20M	USD	1 Quarter
Net income	`NetIncomeLoss`	$222.00M	USD	Annual
Net income	`NetIncomeLoss`	$47.30M	USD	1 Quarter
Net income	`NetIncomeLoss`	$302.20M	USD	Annual
Net income	`NetIncomeLoss`	$297.00M	USD	Annual
Net income	`NetIncomeLoss`	$69.80M	USD	1 Quarter
Net income	`NetIncomeLoss`	$23.70M	USD	1 Quarter
Distributions paid	`PartnersCapitalAccountDistributions`	$101.50M	USD	Annual
Distributions paid	`PartnersCapitalAccountDistributions`	$102.20M	USD	Annual
Distributions paid	`PartnersCapitalAccountDistributions`	$102.20M	USD	Annual
Sale of common units, net of related transaction costs	`PartnersCapitalAccountSaleOfUnits`	$113.10M	USD	Annual
Capital contribution from general partner	`CapitalContributionFromGeneralPartner`	$2.30M	USD	Annual
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$4.20M	USD	Annual
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-900.00K	USD	Annual
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-11.50M	USD	Annual
Ending Balance	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$4.53B	USD	Point-in-time
Ending Balance	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$4.72B	USD	Point-in-time
Ending Balance	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$4.33B	USD	Point-in-time
Ending Balance	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$4.10B	USD	Point-in-time

Comprehensive Income 23 line items

Line Item	Tag	Value	Unit	Period
Net income	`NetIncomeLoss`	$84.20M	USD	1 Quarter
Net income	`NetIncomeLoss`	$65.70M	USD	1 Quarter
Net income	`NetIncomeLoss`	$101.00M	USD	1 Quarter
Net income	`NetIncomeLoss`	$119.30M	USD	1 Quarter
Net income	`NetIncomeLoss`	$88.20M	USD	1 Quarter
Net income	`NetIncomeLoss`	$222.00M	USD	Annual
Net income	`NetIncomeLoss`	$47.30M	USD	1 Quarter
Net income	`NetIncomeLoss`	$302.20M	USD	Annual
Net income	`NetIncomeLoss`	$297.00M	USD	Annual
Net income	`NetIncomeLoss`	$69.80M	USD	1 Quarter
Net income	`NetIncomeLoss`	$23.70M	USD	1 Quarter
Loss on cash flow hedge	`OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax`	-	USD	Annual
Loss on cash flow hedge	`OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax`	$-1.50M	USD	Annual
Loss on cash flow hedge	`OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax`	-	USD	Annual
Reclassification adjustment transferred to Net income from cash flow hedges	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax`	$-2.50M	USD	Annual
Reclassification adjustment transferred to Net income from cash flow hedges	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax`	$-2.40M	USD	Annual
Reclassification adjustment transferred to Net income from cash flow hedges	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax`	$-2.40M	USD	Annual
Pension and other postretirement benefit costs	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$1.90M	USD	Annual
Pension and other postretirement benefit costs	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-1.80M	USD	Annual
Pension and other postretirement benefit costs	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$13.90M	USD	Annual
Total Comprehensive Income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$306.40M	USD	Annual
Total Comprehensive Income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$296.10M	USD	Annual
Total Comprehensive Income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$210.50M	USD	Annual

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