10-K Filing

QUESTAR CORP CIK: 751652 FY 2013

Filing Information

Form Type	10-K
Accession Number	`0000751652-14-000049`
Period End Date	20131231
Filing Date	20140225
Fiscal Year	2013
Fiscal Period	FY
XBRL Instance	str-20131231.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 113 Income Statement 122 Cash Flow Statement 126 Stockholders Equity 39 Comprehensive Income 32

Balance Sheet 113 line items

Line Item	Tag	Value	Unit	Period
Common Stock, No Par Value	`CommonStockNoParValue`	-	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$16.00M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$21.80M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$11.60M	USD	Point-in-time
Common Stock, Shares Authorized	`CommonStockSharesAuthorized`	500.00M	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$16.80M	USD	Point-in-time
Common Stock, Shares Outstanding	`CommonStockSharesOutstanding`	175.00M	shares	Point-in-time
Common Stock, Shares Outstanding	`CommonStockSharesOutstanding`	175.10M	shares	Point-in-time
Federal income taxes receivable	`IncomeTaxesReceivable`	$10.70M	USD	Point-in-time
Federal income taxes receivable	`IncomeTaxesReceivable`	$4.50M	USD	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$103.60M	USD	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$119.30M	USD	Point-in-time
Unbilled gas accounts receivable	`UnbilledContractsReceivable`	$93.40M	USD	Point-in-time
Unbilled gas accounts receivable	`UnbilledContractsReceivable`	$78.30M	USD	Point-in-time
Gas stored underground	`EnergyRelatedInventoryGasStoredUnderground`	$39.00M	USD	Point-in-time
Gas stored underground	`EnergyRelatedInventoryGasStoredUnderground`	$40.00M	USD	Point-in-time
Materials and supplies	`OtherInventorySupplies`	$23.70M	USD	Point-in-time
Materials and supplies	`OtherInventorySupplies`	$24.50M	USD	Point-in-time
Current regulatory assets	`RegulatoryAssetsCurrent`	$35.80M	USD	Point-in-time
Current regulatory assets	`RegulatoryAssetsCurrent`	$46.70M	USD	Point-in-time
Prepaid expenses and other	`PrepaidExpenseCurrent`	$13.10M	USD	Point-in-time
Prepaid expenses and other	`PrepaidExpenseCurrent`	$9.50M	USD	Point-in-time
Deferred income taxes - current	`DeferredTaxAssetsNetCurrent`	$9.70M	USD	Point-in-time
Deferred income taxes - current	`DeferredTaxAssetsNetCurrent`	$13.00M	USD	Point-in-time
Total Current Assets	`AssetsCurrent`	$345.70M	USD	Point-in-time
Total Current Assets	`AssetsCurrent`	$351.90M	USD	Point-in-time
Distribution property, plant and equipment	`PublicUtilitiesPropertyPlantAndEquipmentDistribution`	$2.04B	USD	Point-in-time
Distribution property, plant and equipment	`PublicUtilitiesPropertyPlantAndEquipmentDistribution`	$2.20B	USD	Point-in-time
Cost-of-service gas and oil property, plant and equipment, successful efforts method	`CapitalizedCostsOilAndGasProducingActivitiesGross`	$1.63B	USD	Point-in-time
Cost-of-service gas and oil property, plant and equipment, successful efforts method	`CapitalizedCostsOilAndGasProducingActivitiesGross`	$1.40B	USD	Point-in-time
Transportation property, plant and equipment	`PublicUtilitiesPropertyPlantAndEquipmentTransmission`	$1.84B	USD	Point-in-time
Transportation property, plant and equipment	`PublicUtilitiesPropertyPlantAndEquipmentTransmission`	$1.77B	USD	Point-in-time
Other property, plant and equipment	`PropertyPlantAndEquipmentOther`	$71.00M	USD	Point-in-time
Other property, plant and equipment	`PropertyPlantAndEquipmentOther`	$54.70M	USD	Point-in-time
Total Property, Plant and Equipment	`PropertyPlantAndEquipmentGross`	$5.33B	USD	Point-in-time
Total Property, Plant and Equipment	`PropertyPlantAndEquipmentGross`	$5.67B	USD	Point-in-time
Distribution accumulated depreciation and amortization	`DistributionAccumulatedDepreciationAndAmortization`	$745.20M	USD	Point-in-time
Distribution accumulated depreciation and amortization	`DistributionAccumulatedDepreciationAndAmortization`	$716.60M	USD	Point-in-time
Cost-of-service gas and oil accumulated depreciation, depletion and amortization	`CapitalizedCostsAccumulatedDepreciationDepletionAmortizationAndValuationAllowanceForRelatingToOilAndGasProducingActivities`	$689.80M	USD	Point-in-time
Cost-of-service gas and oil accumulated depreciation, depletion and amortization	`CapitalizedCostsAccumulatedDepreciationDepletionAmortizationAndValuationAllowanceForRelatingToOilAndGasProducingActivities`	$617.20M	USD	Point-in-time
Transportation accumulated depreciation and amortization	`TransportationAccumulatedDepreciationAndAmortization`	$629.30M	USD	Point-in-time
Transportation accumulated depreciation and amortization	`TransportationAccumulatedDepreciationAndAmortization`	$627.20M	USD	Point-in-time
Other accumulated depreciation and amortization	`OtherAccumulatedDepreciationAndAmortization`	$7.00M	USD	Point-in-time
Other accumulated depreciation and amortization	`OtherAccumulatedDepreciationAndAmortization`	$9.50M	USD	Point-in-time
Total accumulated depreciation, depletion and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$2.07B	USD	Point-in-time
Total accumulated depreciation, depletion and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$1.97B	USD	Point-in-time
Net Property, Plant and Equipment	`PropertyPlantAndEquipmentNet`	$3.60B	USD	Point-in-time
Net Property, Plant and Equipment	`PropertyPlantAndEquipmentNet`	$3.36B	USD	Point-in-time
Investment in unconsolidated affiliate	`InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures`	$26.50M	USD	Point-in-time
Investment in unconsolidated affiliate	`InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures`	$25.60M	USD	Point-in-time
Goodwill	`Goodwill`	$9.80M	USD	Point-in-time
Goodwill	`Goodwill`	$9.80M	USD	Point-in-time
Goodwill	`Goodwill`	$9.80M	USD	Point-in-time
Noncurrent regulatory assets	`RegulatoryAssetsNoncurrent`	$21.60M	USD	Point-in-time
Noncurrent regulatory assets	`RegulatoryAssetsNoncurrent`	$20.50M	USD	Point-in-time
Other noncurrent assets	`OtherAssetsNoncurrent`	$36.50M	USD	Point-in-time
Other noncurrent assets	`OtherAssetsNoncurrent`	$43.50M	USD	Point-in-time
Total Other Assets	`OtherAssets`	$73.80M	USD	Point-in-time
Total Other Assets	`OtherAssets`	$67.90M	USD	Point-in-time
TOTAL ASSETS	`Assets`	$3.57B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$3.80B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$4.05B	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	$276.00M	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	$263.00M	USD	Point-in-time
Accounts payable and accrued expenses	`AccountsPayableCurrent`	$200.10M	USD	Point-in-time
Accounts payable and accrued expenses	`AccountsPayableCurrent`	$167.50M	USD	Point-in-time
Production and other taxes	`TaxesPayableCurrent`	$28.00M	USD	Point-in-time
Production and other taxes	`TaxesPayableCurrent`	$34.70M	USD	Point-in-time
Customer advances	`CustomerAdvancesCurrent`	$19.80M	USD	Point-in-time
Customer advances	`CustomerAdvancesCurrent`	$30.20M	USD	Point-in-time
Current regulatory liabilities	`RegulatoryLiabilityCurrent`	$14.10M	USD	Point-in-time
Current regulatory liabilities	`RegulatoryLiabilityCurrent`	$5.80M	USD	Point-in-time
Interest payable	`InterestPayableCurrent`	$10.20M	USD	Point-in-time
Interest payable	`InterestPayableCurrent`	$9.50M	USD	Point-in-time
Current portion of long-term debt	`LongTermDebtCurrent`	$42.00M	USD	Point-in-time
Current portion of long-term debt	`LongTermDebtCurrent`	-	USD	Point-in-time
Current portion of capital lease obligation	`CapitalLeaseObligationsCurrent`	$900.00K	USD	Point-in-time
Current portion of capital lease obligation	`CapitalLeaseObligationsCurrent`	$700.00K	USD	Point-in-time
Total Current Liabilities	`LiabilitiesCurrent`	$546.70M	USD	Point-in-time
Total Current Liabilities	`LiabilitiesCurrent`	$555.80M	USD	Point-in-time
Long-term debt, less current portion	`LongTermDebtNoncurrent`	$1.25B	USD	Point-in-time
Long-term debt, less current portion	`LongTermDebtNoncurrent`	$1.10B	USD	Point-in-time
Capital lease obligation, less current portion	`CapitalLeaseObligationsNoncurrent`	$38.40M	USD	Point-in-time
Capital lease obligation, less current portion	`CapitalLeaseObligationsNoncurrent`	$39.30M	USD	Point-in-time
Deferred income taxes	`DeferredTaxLiabilitiesNoncurrent`	$603.40M	USD	Point-in-time
Deferred income taxes	`DeferredTaxLiabilitiesNoncurrent`	$707.20M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$67.70M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$63.80M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$67.20M	USD	Point-in-time
Defined benefit pension plan	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$70.70M	USD	Point-in-time
Defined benefit pension plan	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$246.90M	USD	Point-in-time
Other postretirement benefits	`OtherPostretirementBenefitsPayableNoncurrent`	$56.80M	USD	Point-in-time
Other postretirement benefits	`OtherPostretirementBenefitsPayableNoncurrent`	$42.50M	USD	Point-in-time
Noncurrent regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$61.20M	USD	Point-in-time
Noncurrent regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$54.40M	USD	Point-in-time
Customer contributions in aid of construction	`ContributionsInAidOfConstruction`	$29.10M	USD	Point-in-time
Customer contributions in aid of construction	`ContributionsInAidOfConstruction`	$22.90M	USD	Point-in-time
Other noncurrent liabilities	`OtherLiabilitiesNoncurrent`	$35.80M	USD	Point-in-time
Other noncurrent liabilities	`OtherLiabilitiesNoncurrent`	$31.20M	USD	Point-in-time
Commitments and contingencies - Note 9	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies - Note 9	`CommitmentsAndContingencies`	-	USD	Point-in-time
Common stock	`CommonStockValue`	$442.40M	USD	Point-in-time
Common stock	`CommonStockValue`	$464.50M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$839.50M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$876.10M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-246.30M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-141.80M	USD	Point-in-time
Total Common Shareholders' Equity	`StockholdersEquity`	$1.04B	USD	Point-in-time
Total Common Shareholders' Equity	`StockholdersEquity`	$1.03B	USD	Point-in-time
Total Common Shareholders' Equity	`StockholdersEquity`	$1.04B	USD	Point-in-time
Total Common Shareholders' Equity	`StockholdersEquity`	$1.20B	USD	Point-in-time
TOTAL LIABILITIES AND COMMON SHAREHOLDERS' EQUITY	`LiabilitiesAndStockholdersEquity`	$3.80B	USD	Point-in-time
TOTAL LIABILITIES AND COMMON SHAREHOLDERS' EQUITY	`LiabilitiesAndStockholdersEquity`	$4.05B	USD	Point-in-time

Income Statement 122 line items

Line Item	Tag	Value	Unit	Period
Questar Gas / Revenues from unaffiliated customers	`GasDomesticRegulatedRevenueDistribution`	$985.20M	USD	Annual
Questar Gas / Revenues from unaffiliated customers	`GasDomesticRegulatedRevenueDistribution`	$965.50M	USD	Annual
Questar Gas / Revenues from unaffiliated customers	`GasDomesticRegulatedRevenueDistribution`	$859.70M	USD	Annual
Wexpro	`NaturalGasProductionRevenue`	$45.10M	USD	Annual
Wexpro	`NaturalGasProductionRevenue`	$36.10M	USD	Annual
Wexpro	`NaturalGasProductionRevenue`	$31.50M	USD	Annual
Questar Pipeline / Revenues from unaffiliated customers	`GasDomesticRegulatedRevenueTransmission`	$197.40M	USD	Annual
Questar Pipeline / Revenues from unaffiliated customers	`GasDomesticRegulatedRevenueTransmission`	$189.50M	USD	Annual
Questar Pipeline / Revenues from unaffiliated customers	`GasDomesticRegulatedRevenueTransmission`	$203.10M	USD	Annual
Other	`OtherSalesRevenueNet`	$200.00K	USD	Annual
Other	`OtherSalesRevenueNet`	-	USD	Annual
Other	`OtherSalesRevenueNet`	-	USD	Annual
Total Revenues	`Revenues`	$397.90M	USD	1 Quarter
Total Revenues	`Revenues`	$149.60M	USD	1 Quarter
Total Revenues	`Revenues`	$1.22B	USD	Annual
Total Revenues	`Revenues`	$343.00M	USD	1 Quarter
Total Revenues	`Revenues`	$188.40M	USD	1 Quarter
Total Revenues	`Revenues`	$195.60M	USD	1 Quarter
Total Revenues	`Revenues`	$141.80M	USD	1 Quarter
Total Revenues	`Revenues`	$1.19B	USD	Annual
Total Revenues	`Revenues`	$476.90M	USD	1 Quarter
Total Revenues	`Revenues`	$1.10B	USD	Annual
Total Revenues	`Revenues`	$425.70M	USD	1 Quarter
Cost of sales (excluding operating expenses shown separately)	`CostOfGoodsSoldOilAndGas`	$321.50M	USD	Annual
Cost of sales (excluding operating expenses shown separately)	`CostOfGoodsSoldOilAndGas`	$192.30M	USD	Annual
Cost of sales (excluding operating expenses shown separately)	`CostOfGoodsSoldOilAndGas`	$285.90M	USD	Annual
Operating and maintenance	`CostOfPropertyRepairsAndMaintenance`	$180.80M	USD	Annual
Operating and maintenance	`CostOfPropertyRepairsAndMaintenance`	$174.30M	USD	Annual
Operating and maintenance	`CostOfPropertyRepairsAndMaintenance`	$175.90M	USD	Annual
General and administrative	`GeneralAndAdministrativeExpense`	$121.00M	USD	Annual
General and administrative	`GeneralAndAdministrativeExpense`	$120.80M	USD	Annual
General and administrative	`GeneralAndAdministrativeExpense`	$117.90M	USD	Annual
Retirement incentive	`OtherRestructuringCosts`	-	USD	Annual
Retirement incentive	`OtherRestructuringCosts`	$4.90M	USD	Annual
Retirement incentive	`OtherRestructuringCosts`	-	USD	Annual
Production and other taxes	`TaxesExcludingIncomeAndExciseTaxes`	$47.90M	USD	Annual
Production and other taxes	`TaxesExcludingIncomeAndExciseTaxes`	$57.40M	USD	Annual
Production and other taxes	`TaxesExcludingIncomeAndExciseTaxes`	$52.50M	USD	Annual
Depreciation, depletion and amortization	`DepreciationAndAmortization`	$159.90M	USD	Annual
Depreciation, depletion and amortization	`DepreciationAndAmortization`	$181.60M	USD	Annual
Depreciation, depletion and amortization	`DepreciationAndAmortization`	$194.80M	USD	Annual
Asset impairment	`AssetImpairmentCharges`	-	USD	1 Quarter
Asset impairment	`AssetImpairmentCharges`	$80.60M	USD	Annual
Asset impairment	`AssetImpairmentCharges`	-	USD	Annual
Asset impairment	`AssetImpairmentCharges`	-	USD	Annual
Asset impairment	`AssetImpairmentCharges`	-	USD	1 Quarter
Asset impairment	`AssetImpairmentCharges`	-	USD	1 Quarter
Asset impairment	`AssetImpairmentCharges`	$80.60M	USD	1 Quarter
Other taxes	`TaxesOther`	$47.90M	USD	Annual
Other taxes	`TaxesOther`	$52.50M	USD	Annual
Other taxes	`TaxesOther`	$57.40M	USD	Annual
Total Operating Expenses	`OperatingExpenses`	$827.70M	USD	Annual
Total Operating Expenses	`OperatingExpenses`	$914.00M	USD	Annual
Total Operating Expenses	`OperatingExpenses`	$728.30M	USD	Annual
Net gain (loss) from asset sales	`GainLossOnSaleOfPropertyPlantEquipment`	$200.00K	USD	Annual
Net gain (loss) from asset sales	`GainLossOnSaleOfPropertyPlantEquipment`	$-200.00K	USD	Annual
Net gain (loss) from asset sales	`GainLossOnSaleOfPropertyPlantEquipment`	$5.10M	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$122.60M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$366.90M	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$-19.40M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$130.90M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$63.60M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$72.60M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$375.70M	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$131.40M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$71.20M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$305.80M	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$108.60M	USD	1 Quarter
Interest and other income	`InvestmentIncomeNonoperating`	$7.00M	USD	Annual
Interest and other income	`InvestmentIncomeNonoperating`	$10.40M	USD	Annual
Interest and other income	`InvestmentIncomeNonoperating`	$9.90M	USD	Annual
Income from unconsolidated affiliate	`IncomeLossFromEquityMethodInvestments`	$3.70M	USD	Annual
Income from unconsolidated affiliate	`IncomeLossFromEquityMethodInvestments`	$3.70M	USD	Annual
Income from unconsolidated affiliate	`IncomeLossFromEquityMethodInvestments`	$3.80M	USD	Annual
Interest expense	`InterestExpense`	$56.90M	USD	Annual
Interest expense	`InterestExpense`	$57.90M	USD	Annual
Interest expense	`InterestExpense`	$56.80M	USD	Annual
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$262.50M	USD	Annual
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$324.30M	USD	Annual
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$328.50M	USD	Annual
Income taxes	`IncomeTaxExpenseBenefit`	$101.30M	USD	Annual
Income taxes	`IncomeTaxExpenseBenefit`	$116.50M	USD	Annual
Income taxes	`IncomeTaxExpenseBenefit`	$116.40M	USD	Annual
NET INCOME	`NetIncomeLoss`	$-19.20M	USD	1 Quarter
NET INCOME	`NetIncomeLoss`	$212.00M	USD	Annual
NET INCOME	`NetIncomeLoss`	$39.40M	USD	1 Quarter
NET INCOME	`NetIncomeLoss`	$161.20M	USD	Annual
NET INCOME	`NetIncomeLoss`	$75.20M	USD	1 Quarter
NET INCOME	`NetIncomeLoss`	$39.20M	USD	1 Quarter
NET INCOME	`NetIncomeLoss`	$72.90M	USD	1 Quarter
NET INCOME	`NetIncomeLoss`	$33.80M	USD	1 Quarter
NET INCOME	`NetIncomeLoss`	$68.10M	USD	1 Quarter
NET INCOME	`NetIncomeLoss`	$207.90M	USD	Annual
NET INCOME	`NetIncomeLoss`	$63.80M	USD	1 Quarter
Basic	`EarningsPerShareBasic`	$1.20	USD	Annual
Basic	`EarningsPerShareBasic`	$0.42	USD	1 Quarter
Basic	`EarningsPerShareBasic`	$1.17	USD	Annual
Basic	`EarningsPerShareBasic`	$0.20	USD	1 Quarter
Basic	`EarningsPerShareBasic`	$0.39	USD	1 Quarter
Basic	`EarningsPerShareBasic`	$0.36	USD	1 Quarter
Basic	`EarningsPerShareBasic`	$0.42	USD	1 Quarter
Basic	`EarningsPerShareBasic`	$0.22	USD	1 Quarter
Basic	`EarningsPerShareBasic`	$0.22	USD	1 Quarter
Basic	`EarningsPerShareBasic`	$0.92	USD	Annual
Basic	`EarningsPerShareBasic`	$-0.11	USD	1 Quarter
Diluted	`EarningsPerShareDiluted`	$1.19	USD	Annual
Diluted	`EarningsPerShareDiluted`	$0.41	USD	1 Quarter
Diluted	`EarningsPerShareDiluted`	$0.22	USD	1 Quarter
Diluted	`EarningsPerShareDiluted`	$0.36	USD	1 Quarter
Diluted	`EarningsPerShareDiluted`	$0.42	USD	1 Quarter
Diluted	`EarningsPerShareDiluted`	$0.39	USD	1 Quarter
Diluted	`EarningsPerShareDiluted`	$-0.11	USD	1 Quarter
Diluted	`EarningsPerShareDiluted`	$0.22	USD	1 Quarter
Diluted	`EarningsPerShareDiluted`	$0.19	USD	1 Quarter
Diluted	`EarningsPerShareDiluted`	$1.16	USD	Annual
Diluted	`EarningsPerShareDiluted`	$0.92	USD	Annual
Used in basic calculation	`WeightedAverageNumberOfSharesOutstandingBasic`	177.40M	shares	Annual
Used in basic calculation	`WeightedAverageNumberOfSharesOutstandingBasic`	175.40M	shares	Annual
Used in basic calculation	`WeightedAverageNumberOfSharesOutstandingBasic`	176.50M	shares	Annual
Used in diluted calculation	`WeightedAverageNumberOfDilutedSharesOutstanding`	178.80M	shares	Annual
Used in diluted calculation	`WeightedAverageNumberOfDilutedSharesOutstanding`	176.00M	shares	Annual
Used in diluted calculation	`WeightedAverageNumberOfDilutedSharesOutstanding`	177.50M	shares	Annual

Cash Flow Statement 126 line items

Line Item	Tag	Value	Unit	Period
Net income	`NetIncomeLoss`	$207.90M	USD	Annual
Net income	`NetIncomeLoss`	$68.10M	USD	1 Quarter
Net income	`NetIncomeLoss`	$33.80M	USD	1 Quarter
Net income	`NetIncomeLoss`	$72.90M	USD	1 Quarter
Net income	`NetIncomeLoss`	$63.80M	USD	1 Quarter
Net income	`NetIncomeLoss`	$75.20M	USD	1 Quarter
Net income	`NetIncomeLoss`	$161.20M	USD	Annual
Net income	`NetIncomeLoss`	$39.40M	USD	1 Quarter
Net income	`NetIncomeLoss`	$212.00M	USD	Annual
Net income	`NetIncomeLoss`	$39.20M	USD	1 Quarter
Net income	`NetIncomeLoss`	$-19.20M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$201.80M	USD	Annual
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$189.20M	USD	Annual
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$169.40M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$118.60M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$42.40M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$96.20M	USD	Annual
Asset impairment	`AssetImpairmentCharges`	$80.60M	USD	1 Quarter
Asset impairment	`AssetImpairmentCharges`	-	USD	1 Quarter
Asset impairment	`AssetImpairmentCharges`	-	USD	1 Quarter
Asset impairment	`AssetImpairmentCharges`	-	USD	Annual
Asset impairment	`AssetImpairmentCharges`	$80.60M	USD	Annual
Asset impairment	`AssetImpairmentCharges`	-	USD	Annual
Asset impairment	`AssetImpairmentCharges`	-	USD	1 Quarter
Share-based compensation	`ShareBasedCompensation`	$9.90M	USD	Annual
Share-based compensation	`ShareBasedCompensation`	$10.10M	USD	Annual
Share-based compensation	`ShareBasedCompensation`	$10.20M	USD	Annual
Net (gain) loss from asset sales	`GainLossOnSaleOfPropertyPlantEquipment`	$200.00K	USD	Annual
Net (gain) loss from asset sales	`GainLossOnSaleOfPropertyPlantEquipment`	$-200.00K	USD	Annual
Net (gain) loss from asset sales	`GainLossOnSaleOfPropertyPlantEquipment`	$5.10M	USD	Annual
(Income) from unconsolidated affiliate	`IncomeLossFromEquityMethodInvestments`	$3.80M	USD	Annual
(Income) from unconsolidated affiliate	`IncomeLossFromEquityMethodInvestments`	$3.70M	USD	Annual
(Income) from unconsolidated affiliate	`IncomeLossFromEquityMethodInvestments`	$3.70M	USD	Annual
Distributions from unconsolidated affiliate	`EquityMethodInvestmentDividendsOrDistributions`	$4.50M	USD	Annual
Distributions from unconsolidated affiliate	`EquityMethodInvestmentDividendsOrDistributions`	$4.40M	USD	Annual
Distributions from unconsolidated affiliate	`EquityMethodInvestmentDividendsOrDistributions`	$4.60M	USD	Annual
Other operating	`OtherNoncashIncomeExpense`	$-100.00K	USD	Annual
Other operating	`OtherNoncashIncomeExpense`	$-400.00K	USD	Annual
Other operating	`OtherNoncashIncomeExpense`	$-900.00K	USD	Annual
Accounts receivable including unbilled gas sales	`IncreaseDecreaseInAccountsReceivable`	$-23.70M	USD	Annual
Accounts receivable including unbilled gas sales	`IncreaseDecreaseInAccountsReceivable`	$41.50M	USD	Annual
Accounts receivable including unbilled gas sales	`IncreaseDecreaseInAccountsReceivable`	$-7.70M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$200.00K	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$-2.50M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$3.30M	USD	Annual
Prepaid expenses and other	`IncreaseDecreaseInPrepaidExpense`	$-3.60M	USD	Annual
Prepaid expenses and other	`IncreaseDecreaseInPrepaidExpense`	$2.80M	USD	Annual
Prepaid expenses and other	`IncreaseDecreaseInPrepaidExpense`	$2.10M	USD	Annual
Interest rate hedges - current	`IncreaseDecreaseInRiskManagementAssetsAndLiabilities`	-	USD	Annual
Interest rate hedges - current	`IncreaseDecreaseInRiskManagementAssetsAndLiabilities`	$-7.60M	USD	Annual
Interest rate hedges - current	`IncreaseDecreaseInRiskManagementAssetsAndLiabilities`	$37.30M	USD	Annual
Accounts payable and accrued expenses	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$-5.10M	USD	Annual
Accounts payable and accrued expenses	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$33.70M	USD	Annual
Accounts payable and accrued expenses	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$11.70M	USD	Annual
Federal income taxes	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$-10.70M	USD	Annual
Federal income taxes	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$37.10M	USD	Annual
Federal income taxes	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$6.20M	USD	Annual
Current regulatory assets and liabilities	`IncreaseDecreaseInRegulatoryAssetsAndLiabilities`	$24.60M	USD	Annual
Current regulatory assets and liabilities	`IncreaseDecreaseInRegulatoryAssetsAndLiabilities`	$-31.20M	USD	Annual
Current regulatory assets and liabilities	`IncreaseDecreaseInRegulatoryAssetsAndLiabilities`	$-19.20M	USD	Annual
Noncurrent regulatory and other assets and liabilities	`IncreaseDecreaseInOtherOperatingCapitalNet`	$40.10M	USD	Annual
Noncurrent regulatory and other assets and liabilities	`IncreaseDecreaseInOtherOperatingCapitalNet`	$17.10M	USD	Annual
Noncurrent regulatory and other assets and liabilities	`IncreaseDecreaseInOtherOperatingCapitalNet`	$48.70M	USD	Annual
NET CASH PROVIDED BY OPERATING ACTIVITIES	`NetCashProvidedByUsedInOperatingActivities`	$489.00M	USD	Annual
NET CASH PROVIDED BY OPERATING ACTIVITIES	`NetCashProvidedByUsedInOperatingActivities`	$467.70M	USD	Annual
NET CASH PROVIDED BY OPERATING ACTIVITIES	`NetCashProvidedByUsedInOperatingActivities`	$502.10M	USD	Annual
Property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$370.70M	USD	Annual
Property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$399.40M	USD	Annual
Property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$367.70M	USD	Annual
Wexpro acquisition of producing properties	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$104.30M	USD	Annual
Wexpro acquisition of producing properties	`PaymentsToAcquireBusinessesNetOfCashAcquired`	-	USD	Annual
Wexpro acquisition of producing properties	`PaymentsToAcquireBusinessesNetOfCashAcquired`	-	USD	Annual
Cash used in disposition of assets	`PaymentsForProceedsFromRemovalCosts`	$4.90M	USD	Annual
Cash used in disposition of assets	`PaymentsForProceedsFromRemovalCosts`	$3.00M	USD	Annual
Cash used in disposition of assets	`PaymentsForProceedsFromRemovalCosts`	$3.50M	USD	Annual
Proceeds from disposition of assets	`ProceedsFromSaleOfProductiveAssets`	$600.00K	USD	Annual
Proceeds from disposition of assets	`ProceedsFromSaleOfProductiveAssets`	$300.00K	USD	Annual
Proceeds from disposition of assets	`ProceedsFromSaleOfProductiveAssets`	$8.40M	USD	Annual
NET CASH USED IN INVESTING ACTIVITIES	`NetCashProvidedByUsedInInvestingActivities`	$-365.30M	USD	Annual
NET CASH USED IN INVESTING ACTIVITIES	`NetCashProvidedByUsedInInvestingActivities`	$-370.90M	USD	Annual
NET CASH USED IN INVESTING ACTIVITIES	`NetCashProvidedByUsedInInvestingActivities`	$-508.00M	USD	Annual
Common stock issued	`ProceedsFromIssuanceOfCommonStock`	$7.60M	USD	Annual
Common stock issued	`ProceedsFromIssuanceOfCommonStock`	$7.20M	USD	Annual
Common stock issued	`ProceedsFromIssuanceOfCommonStock`	$2.30M	USD	Annual
Common stock repurchased	`PaymentsForRepurchaseOfCommonStock`	$4.20M	USD	Annual
Common stock repurchased	`PaymentsForRepurchaseOfCommonStock`	$4.90M	USD	Annual
Common stock repurchased	`PaymentsForRepurchaseOfCommonStock`	$87.50M	USD	Annual
Long-term debt issued, net of issuance costs	`ProceedsFromIssuanceOfLongTermDebt`	$148.80M	USD	Annual
Long-term debt issued, net of issuance costs	`ProceedsFromIssuanceOfLongTermDebt`	$174.90M	USD	Annual
Long-term debt issued, net of issuance costs	`ProceedsFromIssuanceOfLongTermDebt`	$147.30M	USD	Annual
Long-term debt repaid	`RepaymentsOfLongTermDebt`	$91.50M	USD	Annual
Long-term debt repaid	`RepaymentsOfLongTermDebt`	$42.00M	USD	Annual
Long-term debt repaid	`RepaymentsOfLongTermDebt`	$182.00M	USD	Annual
Capital lease obligation repaid	`RepaymentsOfLongTermCapitalLeaseObligations`	-	USD	Annual
Capital lease obligation repaid	`RepaymentsOfLongTermCapitalLeaseObligations`	$700.00K	USD	Annual
Capital lease obligation repaid	`RepaymentsOfLongTermCapitalLeaseObligations`	$800.00K	USD	Annual
Change in short-term debt	`ProceedsFromRepaymentsOfShortTermDebt`	$-23.00M	USD	Annual
Change in short-term debt	`ProceedsFromRepaymentsOfShortTermDebt`	$13.00M	USD	Annual
Change in short-term debt	`ProceedsFromRepaymentsOfShortTermDebt`	$44.00M	USD	Annual
Dividends paid	`PaymentsOfDividends`	$110.10M	USD	Annual
Dividends paid	`PaymentsOfDividends`	$117.40M	USD	Annual
Dividends paid	`PaymentsOfDividends`	$124.60M	USD	Annual
Tax benefits from share-based compensation	`ExcessTaxBenefitFromShareBasedCompensationFinancingActivities`	$14.00M	USD	Annual
Tax benefits from share-based compensation	`ExcessTaxBenefitFromShareBasedCompensationFinancingActivities`	$9.20M	USD	Annual
Tax benefits from share-based compensation	`ExcessTaxBenefitFromShareBasedCompensationFinancingActivities`	-	USD	Annual
NET CASH PROVIDED BY (USED IN) FINANCING ACTIVITIES	`NetCashProvidedByUsedInFinancingActivities`	$-128.30M	USD	Annual
NET CASH PROVIDED BY (USED IN) FINANCING ACTIVITIES	`NetCashProvidedByUsedInFinancingActivities`	$5.10M	USD	Annual
NET CASH PROVIDED BY (USED IN) FINANCING ACTIVITIES	`NetCashProvidedByUsedInFinancingActivities`	$-97.20M	USD	Annual
Change in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-10.20M	USD	Annual
Change in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$5.20M	USD	Annual
Change in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-800.00K	USD	Annual
Beginning cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$16.00M	USD	Point-in-time
Beginning cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$21.80M	USD	Point-in-time
Beginning cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$11.60M	USD	Point-in-time
Beginning cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$16.80M	USD	Point-in-time
Ending cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$16.80M	USD	Point-in-time
Ending cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$16.00M	USD	Point-in-time
Ending cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$21.80M	USD	Point-in-time
Ending cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$11.60M	USD	Point-in-time
Interest	`InterestPaidNet`	$54.20M	USD	Annual
Interest	`InterestPaidNet`	$55.80M	USD	Annual
Interest	`InterestPaidNet`	$58.50M	USD	Annual
Income taxes	`IncomeTaxesPaidNet`	$-29.20M	USD	Annual
Income taxes	`IncomeTaxesPaidNet`	$33.60M	USD	Annual
Income taxes	`IncomeTaxesPaidNet`	$9.10M	USD	Annual
Capital lease obligation incurred	`CapitalLeaseObligationsIncurred`	$40.80M	USD	Annual

Stockholders Equity 39 line items

Line Item	Tag	Value	Unit	Period
Dividends paid per common share	`CommonStockDividendsPerShareCashPaid`	$0.71	USD	Annual
Dividends paid per common share	`CommonStockDividendsPerShareCashPaid`	$0.62	USD	Annual
Dividends paid per common share	`CommonStockDividendsPerShareCashPaid`	$0.67	USD	Annual
Beginning Balance	`StockholdersEquity`	$1.03B	USD	Point-in-time
Beginning Balance	`StockholdersEquity`	$1.04B	USD	Point-in-time
Beginning Balance	`StockholdersEquity`	$1.04B	USD	Point-in-time
Beginning Balance	`StockholdersEquity`	$1.20B	USD	Point-in-time
Common stock issued	`StockIssuedDuringPeriodValueNewIssues`	$7.60M	USD	Annual
Common stock issued	`StockIssuedDuringPeriodValueNewIssues`	$7.20M	USD	Annual
Common stock issued	`StockIssuedDuringPeriodValueNewIssues`	$2.30M	USD	Annual
Common stock repurchased	`StockRepurchasedDuringPeriodValue`	$4.90M	USD	Annual
Common stock repurchased	`StockRepurchasedDuringPeriodValue`	$88.50M	USD	Annual
Common stock repurchased	`StockRepurchasedDuringPeriodValue`	$4.20M	USD	Annual
Dividends paid	`DividendsCommonStockCash`	$110.10M	USD	Annual
Dividends paid	`DividendsCommonStockCash`	$124.60M	USD	Annual
Dividends paid	`DividendsCommonStockCash`	$117.40M	USD	Annual
Share-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$10.00M	USD	Annual
Share-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$9.00M	USD	Annual
Share-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$9.80M	USD	Annual
Tax benefits from share-based compensation	`AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation`	$9.20M	USD	Annual
Tax benefits from share-based compensation	`AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation`	$14.00M	USD	Annual
Net income	`NetIncomeLoss`	$207.90M	USD	Annual
Net income	`NetIncomeLoss`	$-19.20M	USD	1 Quarter
Net income	`NetIncomeLoss`	$39.20M	USD	1 Quarter
Net income	`NetIncomeLoss`	$39.40M	USD	1 Quarter
Net income	`NetIncomeLoss`	$161.20M	USD	Annual
Net income	`NetIncomeLoss`	$212.00M	USD	Annual
Net income	`NetIncomeLoss`	$63.80M	USD	1 Quarter
Net income	`NetIncomeLoss`	$72.90M	USD	1 Quarter
Net income	`NetIncomeLoss`	$33.80M	USD	1 Quarter
Net income	`NetIncomeLoss`	$68.10M	USD	1 Quarter
Net income	`NetIncomeLoss`	$75.20M	USD	1 Quarter
Net other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-122.10M	USD	Annual
Net other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-20.20M	USD	Annual
Net other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$104.50M	USD	Annual
Ending Balance	`StockholdersEquity`	$1.04B	USD	Point-in-time
Ending Balance	`StockholdersEquity`	$1.03B	USD	Point-in-time
Ending Balance	`StockholdersEquity`	$1.04B	USD	Point-in-time
Ending Balance	`StockholdersEquity`	$1.20B	USD	Point-in-time

Comprehensive Income 32 line items

Line Item	Tag	Value	Unit	Period
Net income	`NetIncomeLoss`	$207.90M	USD	Annual
Net income	`NetIncomeLoss`	$68.10M	USD	1 Quarter
Net income	`NetIncomeLoss`	$33.80M	USD	1 Quarter
Net income	`NetIncomeLoss`	$72.90M	USD	1 Quarter
Net income	`NetIncomeLoss`	$63.80M	USD	1 Quarter
Net income	`NetIncomeLoss`	$75.20M	USD	1 Quarter
Net income	`NetIncomeLoss`	$161.20M	USD	Annual
Net income	`NetIncomeLoss`	$39.40M	USD	1 Quarter
Net income	`NetIncomeLoss`	$212.00M	USD	Annual
Net income	`NetIncomeLoss`	$39.20M	USD	1 Quarter
Net income	`NetIncomeLoss`	$-19.20M	USD	1 Quarter
Change in unrecognized actuarial loss	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax`	$-162.90M	USD	Annual
Change in unrecognized actuarial loss	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax`	$167.70M	USD	Annual
Change in unrecognized actuarial loss	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax`	$-35.70M	USD	Annual
Change in unrecognized prior service cost	`OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax`	$-3.00M	USD	Annual
Change in unrecognized prior service cost	`OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax`	$-1.10M	USD	Annual
Change in unrecognized prior service cost	`OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax`	$-2.70M	USD	Annual
Interest rate cash flow hedges	`OtherComprehensiveIncomeUnrealizedGainLossOnInterestRateCashFlowHedgesBeforeTax`	$400.00K	USD	Annual
Interest rate cash flow hedges	`OtherComprehensiveIncomeUnrealizedGainLossOnInterestRateCashFlowHedgesBeforeTax`	$500.00K	USD	Annual
Interest rate cash flow hedges	`OtherComprehensiveIncomeUnrealizedGainLossOnInterestRateCashFlowHedgesBeforeTax`	$-37.20M	USD	Annual
Change in fair value of long-term investment	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax`	$100.00K	USD	Annual
Change in fair value of long-term investment	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax`	-	USD	Annual
Change in fair value of long-term investment	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax`	$-100.00K	USD	Annual
Income taxes	`OtherComprehensiveIncomeLossTax`	$-75.00M	USD	Annual
Income taxes	`OtherComprehensiveIncomeLossTax`	$64.70M	USD	Annual
Income taxes	`OtherComprehensiveIncomeLossTax`	$-12.30M	USD	Annual
Net other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-122.10M	USD	Annual
Net other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-20.20M	USD	Annual
Net other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$104.50M	USD	Annual
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTax`	$85.80M	USD	Annual
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTax`	$265.70M	USD	Annual
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTax`	$191.80M	USD	Annual

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