10-Q Filing

QUESTAR CORP CIK: 751652 Q3 2011

Filing Information

Form Type	10-Q
Accession Number	`0000751652-11-000039`
Period End Date	20110930
Filing Date	20111104
Fiscal Year	2011
Fiscal Period	Q3
XBRL Instance	str-20110930.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 103 Income Statement 192 Cash Flow Statement 86

Balance Sheet 103 line items

Line Item	Tag	Value	Unit	Period
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	-	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$21.80M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$11.50M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	-	USD	Point-in-time
Federal income taxes receivable	`IncomeTaxReceivable`	$5.00M	USD	Point-in-time
Federal income taxes receivable	`IncomeTaxReceivable`	$22.70M	USD	Point-in-time
Federal income taxes receivable	`IncomeTaxReceivable`	$37.10M	USD	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$69.80M	USD	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$122.10M	USD	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$56.30M	USD	Point-in-time
Unbilled gas accounts receivable	`UnbilledContractsReceivable`	$13.90M	USD	Point-in-time
Unbilled gas accounts receivable	`UnbilledContractsReceivable`	$81.60M	USD	Point-in-time
Unbilled gas accounts receivable	`UnbilledContractsReceivable`	$12.60M	USD	Point-in-time
Gas stored underground	`EnergyRelatedInventoryGasStoredUnderground`	$49.60M	USD	Point-in-time
Gas stored underground	`EnergyRelatedInventoryGasStoredUnderground`	$53.90M	USD	Point-in-time
Gas stored underground	`EnergyRelatedInventoryGasStoredUnderground`	$43.70M	USD	Point-in-time
Materials and supplies	`OtherInventorySupplies`	$19.00M	USD	Point-in-time
Materials and supplies	`OtherInventorySupplies`	$24.40M	USD	Point-in-time
Materials and supplies	`OtherInventorySupplies`	$18.70M	USD	Point-in-time
Current regulatory assets	`RegulatoryAssetsCurrent`	$38.30M	USD	Point-in-time
Current regulatory assets	`RegulatoryAssetsCurrent`	$84.60M	USD	Point-in-time
Current regulatory assets	`RegulatoryAssetsCurrent`	$53.50M	USD	Point-in-time
Prepaid expenses and other	`PrepaidExpenseCurrent`	$8.50M	USD	Point-in-time
Prepaid expenses and other	`PrepaidExpenseCurrent`	$9.00M	USD	Point-in-time
Prepaid expenses and other	`PrepaidExpenseCurrent`	$6.10M	USD	Point-in-time
Deferred income taxes - current	`DeferredTaxAssetsNetCurrent`	$11.80M	USD	Point-in-time
Deferred income taxes - current	`DeferredTaxAssetsNetCurrent`	$14.30M	USD	Point-in-time
Deferred income taxes - current	`DeferredTaxAssetsNetCurrent`	$14.40M	USD	Point-in-time
Total Current Assets	`AssetsCurrent`	$272.90M	USD	Point-in-time
Total Current Assets	`AssetsCurrent`	$399.60M	USD	Point-in-time
Total Current Assets	`AssetsCurrent`	$220.20M	USD	Point-in-time
Property, Plant and Equipment	`PropertyPlantAndEquipmentGross`	$4.53B	USD	Point-in-time
Property, Plant and Equipment	`PropertyPlantAndEquipmentGross`	$4.64B	USD	Point-in-time
Property, Plant and Equipment	`PropertyPlantAndEquipmentGross`	$4.87B	USD	Point-in-time
Accumulated depreciation, depletion and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$1.86B	USD	Point-in-time
Accumulated depreciation, depletion and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$1.73B	USD	Point-in-time
Accumulated depreciation, depletion and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$1.76B	USD	Point-in-time
Net Property, Plant and Equipment	`DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentNet`	$3.01B	USD	Point-in-time
Net Property, Plant and Equipment	`DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentNet`	$2.88B	USD	Point-in-time
Net Property, Plant and Equipment	`DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentNet`	$2.81B	USD	Point-in-time
Investment in unconsolidated affiliate	`InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures`	$28.20M	USD	Point-in-time
Investment in unconsolidated affiliate	`InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures`	$27.60M	USD	Point-in-time
Investment in unconsolidated affiliate	`InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures`	$27.90M	USD	Point-in-time
Noncurrent regulatory assets	`RegulatoryAssetsNoncurrent`	$22.30M	USD	Point-in-time
Noncurrent regulatory assets	`RegulatoryAssetsNoncurrent`	$21.70M	USD	Point-in-time
Noncurrent regulatory assets	`RegulatoryAssetsNoncurrent`	$21.90M	USD	Point-in-time
Other noncurrent assets	`OtherAssetsNoncurrent`	$47.70M	USD	Point-in-time
Other noncurrent assets	`OtherAssetsNoncurrent`	$39.80M	USD	Point-in-time
Other noncurrent assets	`OtherAssetsNoncurrent`	$37.80M	USD	Point-in-time
TOTAL ASSETS	`Assets`	$3.33B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$3.17B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$3.37B	USD	Point-in-time
Checks outstanding in excess of cash balances	`BankOverdrafts`	-	USD	Point-in-time
Checks outstanding in excess of cash balances	`BankOverdrafts`	$9.60M	USD	Point-in-time
Checks outstanding in excess of cash balances	`BankOverdrafts`	$5.40M	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	$242.00M	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	$278.00M	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	$395.00M	USD	Point-in-time
Accounts payable and accrued expenses	`AccountsPayableCurrent`	$206.80M	USD	Point-in-time
Accounts payable and accrued expenses	`AccountsPayableCurrent`	$187.00M	USD	Point-in-time
Accounts payable and accrued expenses	`AccountsPayableCurrent`	$225.10M	USD	Point-in-time
Current regulatory liabilities	`RegulatoryLiabilityCurrent`	$3.20M	USD	Point-in-time
Current regulatory liabilities	`RegulatoryLiabilityCurrent`	$6.00M	USD	Point-in-time
Current regulatory liabilities	`RegulatoryLiabilityCurrent`	$6.00M	USD	Point-in-time
Current portion of long-term debt	`LongTermDebtCurrent`	$25.00M	USD	Point-in-time
Current portion of long-term debt	`LongTermDebtCurrent`	$182.00M	USD	Point-in-time
Current portion of long-term debt	`LongTermDebtCurrent`	$182.00M	USD	Point-in-time
Total Current Liabilities	`LiabilitiesCurrent`	$655.10M	USD	Point-in-time
Total Current Liabilities	`LiabilitiesCurrent`	$522.60M	USD	Point-in-time
Total Current Liabilities	`LiabilitiesCurrent`	$775.40M	USD	Point-in-time
Long-term debt, less current portion	`LongTermDebtNoncurrent`	$649.10M	USD	Point-in-time
Long-term debt, less current portion	`LongTermDebtNoncurrent`	$881.40M	USD	Point-in-time
Long-term debt, less current portion	`LongTermDebtNoncurrent`	$898.50M	USD	Point-in-time
Deferred income taxes	`DeferredTaxLiabilitiesNoncurrent`	$418.90M	USD	Point-in-time
Deferred income taxes	`DeferredTaxLiabilitiesNoncurrent`	$474.70M	USD	Point-in-time
Deferred income taxes	`DeferredTaxLiabilitiesNoncurrent`	$548.50M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$59.40M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$64.50M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$60.90M	USD	Point-in-time
Defined benefit pension plan and other postretirement benefits	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$148.20M	USD	Point-in-time
Defined benefit pension plan and other postretirement benefits	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$169.50M	USD	Point-in-time
Defined benefit pension plan and other postretirement benefits	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$201.40M	USD	Point-in-time
Customer contributions-in-aid-of-construction	`CustomerContributionsInAidOfConstruction`	$33.80M	USD	Point-in-time
Customer contributions-in-aid-of-construction	`CustomerContributionsInAidOfConstruction`	$45.50M	USD	Point-in-time
Customer contributions-in-aid-of-construction	`CustomerContributionsInAidOfConstruction`	$51.30M	USD	Point-in-time
Regulatory and other noncurrent liabilities	`RegulatoryAndOtherNoncurrentLiabilities`	$37.20M	USD	Point-in-time
Regulatory and other noncurrent liabilities	`RegulatoryAndOtherNoncurrentLiabilities`	$33.30M	USD	Point-in-time
Regulatory and other noncurrent liabilities	`RegulatoryAndOtherNoncurrentLiabilities`	$35.40M	USD	Point-in-time
Common stock	`CommonStockValue`	$482.20M	USD	Point-in-time
Common stock	`CommonStockValue`	$508.60M	USD	Point-in-time
Common stock	`CommonStockValue`	$493.00M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$647.10M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$617.10M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$712.20M	USD	Point-in-time
Accumulated other comprehensive (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-126.80M	USD	Point-in-time
Accumulated other comprehensive (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-104.00M	USD	Point-in-time
Accumulated other comprehensive (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-124.90M	USD	Point-in-time
Total Common Shareholders' Equity	`StockholdersEquity`	$974.40M	USD	Point-in-time
Total Common Shareholders' Equity	`StockholdersEquity`	$1.09B	USD	Point-in-time
Total Common Shareholders' Equity	`StockholdersEquity`	$1.04B	USD	Point-in-time
TOTAL LIABILITIES AND COMMON SHAREHOLDERS' EQUITY	`LiabilitiesAndStockholdersEquity`	$3.17B	USD	Point-in-time
TOTAL LIABILITIES AND COMMON SHAREHOLDERS' EQUITY	`LiabilitiesAndStockholdersEquity`	$3.37B	USD	Point-in-time
TOTAL LIABILITIES AND COMMON SHAREHOLDERS' EQUITY	`LiabilitiesAndStockholdersEquity`	$3.33B	USD	Point-in-time

Income Statement 192 line items

Line Item	Tag	Value	Unit	Period
Questar Gas / Revenues from unaffiliated customers	`GasDomesticRegulatedRevenueDistribution`	$970.40M	USD	Annual
Questar Gas / Revenues from unaffiliated customers	`GasDomesticRegulatedRevenueDistribution`	$89.80M	USD	1 Quarter
Questar Gas / Revenues from unaffiliated customers	`GasDomesticRegulatedRevenueDistribution`	$89.80M	USD	1 Quarter
Questar Gas / Revenues from unaffiliated customers	`GasDomesticRegulatedRevenueDistribution`	$667.70M	USD	3 Qtrs
Questar Gas / Revenues from unaffiliated customers	`GasDomesticRegulatedRevenueDistribution`	$599.10M	USD	3 Qtrs
Questar Gas / Revenues from unaffiliated customers	`GasDomesticRegulatedRevenueDistribution`	$891.50M	USD	Annual
Questar Pipeline / Revenues from unaffiliated customers	`GasDomesticRegulatedRevenueTransmission`	$145.20M	USD	3 Qtrs
Questar Pipeline / Revenues from unaffiliated customers	`GasDomesticRegulatedRevenueTransmission`	$148.80M	USD	3 Qtrs
Questar Pipeline / Revenues from unaffiliated customers	`GasDomesticRegulatedRevenueTransmission`	$50.00M	USD	1 Quarter
Questar Pipeline / Revenues from unaffiliated customers	`GasDomesticRegulatedRevenueTransmission`	$200.80M	USD	Annual
Questar Pipeline / Revenues from unaffiliated customers	`GasDomesticRegulatedRevenueTransmission`	$190.00M	USD	Annual
Questar Pipeline / Revenues from unaffiliated customers	`GasDomesticRegulatedRevenueTransmission`	$49.30M	USD	1 Quarter
Wexpro	`NaturalGasProductionRevenue`	$31.10M	USD	Annual
Wexpro	`NaturalGasProductionRevenue`	$23.40M	USD	Annual
Wexpro	`NaturalGasProductionRevenue`	$6.90M	USD	1 Quarter
Wexpro	`NaturalGasProductionRevenue`	$6.10M	USD	1 Quarter
Wexpro	`NaturalGasProductionRevenue`	$16.60M	USD	3 Qtrs
Wexpro	`NaturalGasProductionRevenue`	$23.10M	USD	3 Qtrs
Total Revenues	`Revenues`	$1.10B	USD	Annual
Total Revenues	`Revenues`	$839.60M	USD	3 Qtrs
Total Revenues	`Revenues`	$146.70M	USD	1 Quarter
Total Revenues	`Revenues`	$1.20B	USD	Annual
Total Revenues	`Revenues`	$145.20M	USD	1 Quarter
Total Revenues	`Revenues`	$760.90M	USD	3 Qtrs
Cost of sales (excluding operating expenses shown separately)	`CostOfGoodsSoldOilAndGas`	$-30.00M	USD	1 Quarter
Cost of sales (excluding operating expenses shown separately)	`CostOfGoodsSoldOilAndGas`	$271.90M	USD	Annual
Cost of sales (excluding operating expenses shown separately)	`CostOfGoodsSoldOilAndGas`	$338.50M	USD	Annual
Cost of sales (excluding operating expenses shown separately)	`CostOfGoodsSoldOilAndGas`	$-23.20M	USD	1 Quarter
Cost of sales (excluding operating expenses shown separately)	`CostOfGoodsSoldOilAndGas`	$211.10M	USD	3 Qtrs
Cost of sales (excluding operating expenses shown separately)	`CostOfGoodsSoldOilAndGas`	$153.50M	USD	3 Qtrs
Operating and maintenance	`CostOfPropertyRepairsAndMaintenance`	$126.60M	USD	3 Qtrs
Operating and maintenance	`CostOfPropertyRepairsAndMaintenance`	$174.50M	USD	Annual
Operating and maintenance	`CostOfPropertyRepairsAndMaintenance`	$181.40M	USD	Annual
Operating and maintenance	`CostOfPropertyRepairsAndMaintenance`	$36.80M	USD	1 Quarter
Operating and maintenance	`CostOfPropertyRepairsAndMaintenance`	$127.90M	USD	3 Qtrs
Operating and maintenance	`CostOfPropertyRepairsAndMaintenance`	$35.40M	USD	1 Quarter
General and administrative	`GeneralAndAdministrativeExpense`	$102.00M	USD	Annual
General and administrative	`GeneralAndAdministrativeExpense`	$113.40M	USD	Annual
General and administrative	`GeneralAndAdministrativeExpense`	$83.30M	USD	3 Qtrs
General and administrative	`GeneralAndAdministrativeExpense`	$24.10M	USD	1 Quarter
General and administrative	`GeneralAndAdministrativeExpense`	$27.20M	USD	1 Quarter
General and administrative	`GeneralAndAdministrativeExpense`	$78.40M	USD	3 Qtrs
Separation costs	`SeveranceCosts`	-	USD	Annual
Separation costs	`SeveranceCosts`	-	USD	1 Quarter
Separation costs	`SeveranceCosts`	-	USD	1 Quarter
Separation costs	`SeveranceCosts`	$11.50M	USD	3 Qtrs
Separation costs	`SeveranceCosts`	$11.50M	USD	Annual
Separation costs	`SeveranceCosts`	-	USD	3 Qtrs
Production and other taxes	`TaxesExcludingIncomeAndExciseTaxes`	$13.50M	USD	1 Quarter
Production and other taxes	`TaxesExcludingIncomeAndExciseTaxes`	$51.10M	USD	Annual
Production and other taxes	`TaxesExcludingIncomeAndExciseTaxes`	$39.70M	USD	3 Qtrs
Production and other taxes	`TaxesExcludingIncomeAndExciseTaxes`	$40.20M	USD	3 Qtrs
Production and other taxes	`TaxesExcludingIncomeAndExciseTaxes`	$49.30M	USD	Annual
Production and other taxes	`TaxesExcludingIncomeAndExciseTaxes`	$11.90M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationAndAmortization`	$157.30M	USD	Annual
Depreciation, depletion and amortization	`DepreciationAndAmortization`	$114.50M	USD	3 Qtrs
Depreciation, depletion and amortization	`DepreciationAndAmortization`	$40.10M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationAndAmortization`	$153.30M	USD	Annual
Depreciation, depletion and amortization	`DepreciationAndAmortization`	$118.40M	USD	3 Qtrs
Depreciation, depletion and amortization	`DepreciationAndAmortization`	$38.20M	USD	1 Quarter
Total Operating Expenses	`OperatingExpenses`	$83.10M	USD	1 Quarter
Total Operating Expenses	`OperatingExpenses`	$579.60M	USD	3 Qtrs
Total Operating Expenses	`OperatingExpenses`	$525.50M	USD	3 Qtrs
Total Operating Expenses	`OperatingExpenses`	$90.90M	USD	1 Quarter
Total Operating Expenses	`OperatingExpenses`	$834.80M	USD	Annual
Total Operating Expenses	`OperatingExpenses`	$769.40M	USD	Annual
Net gain (loss) from asset sales	`GainLossOnDispositionOfAssets`	$100.00K	USD	3 Qtrs
Net gain (loss) from asset sales	`GainLossOnDispositionOfAssets`	$300.00K	USD	3 Qtrs
Net gain (loss) from asset sales	`GainLossOnDispositionOfAssets`	$200.00K	USD	1 Quarter
Net gain (loss) from asset sales	`GainLossOnDispositionOfAssets`	$600.00K	USD	Annual
Net gain (loss) from asset sales	`GainLossOnDispositionOfAssets`	$100.00K	USD	1 Quarter
Net gain (loss) from asset sales	`GainLossOnDispositionOfAssets`	$-100.00K	USD	Annual
OPERATING INCOME (LOSS)	`OperatingIncomeLoss`	$260.30M	USD	3 Qtrs
OPERATING INCOME (LOSS)	`OperatingIncomeLoss`	$335.40M	USD	Annual
OPERATING INCOME (LOSS)	`OperatingIncomeLoss`	$63.80M	USD	1 Quarter
OPERATING INCOME (LOSS)	`OperatingIncomeLoss`	$235.50M	USD	3 Qtrs
OPERATING INCOME (LOSS)	`OperatingIncomeLoss`	$368.10M	USD	Annual
OPERATING INCOME (LOSS)	`OperatingIncomeLoss`	$54.40M	USD	1 Quarter
Interest and other income	`InvestmentIncomeNonoperating`	$3.70M	USD	1 Quarter
Interest and other income	`InvestmentIncomeNonoperating`	$2.90M	USD	1 Quarter
Interest and other income	`InvestmentIncomeNonoperating`	$8.90M	USD	3 Qtrs
Interest and other income	`InvestmentIncomeNonoperating`	$11.60M	USD	Annual
Interest and other income	`InvestmentIncomeNonoperating`	$8.30M	USD	3 Qtrs
Interest and other income	`InvestmentIncomeNonoperating`	$12.30M	USD	Annual
Income from unconsolidated affiliate	`IncomeLossFromEquityMethodInvestments`	$3.80M	USD	Annual
Income from unconsolidated affiliate	`IncomeLossFromEquityMethodInvestments`	$2.80M	USD	3 Qtrs
Income from unconsolidated affiliate	`IncomeLossFromEquityMethodInvestments`	$900.00K	USD	1 Quarter
Income from unconsolidated affiliate	`IncomeLossFromEquityMethodInvestments`	$3.90M	USD	Annual
Income from unconsolidated affiliate	`IncomeLossFromEquityMethodInvestments`	$2.90M	USD	3 Qtrs
Income from unconsolidated affiliate	`IncomeLossFromEquityMethodInvestments`	$1.00M	USD	1 Quarter
Interest expense	`InterestExpense`	$14.10M	USD	1 Quarter
Interest expense	`InterestExpense`	$42.40M	USD	3 Qtrs
Interest expense	`InterestExpense`	$13.30M	USD	1 Quarter
Interest expense	`InterestExpense`	$56.80M	USD	Annual
Interest expense	`InterestExpense`	$58.80M	USD	Annual
Interest expense	`InterestExpense`	$44.10M	USD	3 Qtrs
INCOME (LOSS) FROM CONTINUING OPERATIONS BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$44.10M	USD	1 Quarter
INCOME (LOSS) FROM CONTINUING OPERATIONS BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$204.20M	USD	3 Qtrs
INCOME (LOSS) FROM CONTINUING OPERATIONS BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$325.50M	USD	Annual
INCOME (LOSS) FROM CONTINUING OPERATIONS BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$294.00M	USD	Annual
INCOME (LOSS) FROM CONTINUING OPERATIONS BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$228.00M	USD	3 Qtrs
INCOME (LOSS) FROM CONTINUING OPERATIONS BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$55.20M	USD	1 Quarter
Income taxes	`IncomeTaxExpenseBenefit`	$110.00M	USD	Annual
Income taxes	`IncomeTaxExpenseBenefit`	$16.40M	USD	1 Quarter
Income taxes	`IncomeTaxExpenseBenefit`	$81.70M	USD	3 Qtrs
Income taxes	`IncomeTaxExpenseBenefit`	$19.10M	USD	1 Quarter
Income taxes	`IncomeTaxExpenseBenefit`	$115.50M	USD	Annual
Income taxes	`IncomeTaxExpenseBenefit`	$75.60M	USD	3 Qtrs
INCOME (LOSS) FROM CONTINUING OPERATIONS	`IncomeLossFromContinuingOperations`	$27.70M	USD	1 Quarter
INCOME (LOSS) FROM CONTINUING OPERATIONS	`IncomeLossFromContinuingOperations`	$36.10M	USD	1 Quarter
INCOME (LOSS) FROM CONTINUING OPERATIONS	`IncomeLossFromContinuingOperations`	$146.30M	USD	3 Qtrs
INCOME (LOSS) FROM CONTINUING OPERATIONS	`IncomeLossFromContinuingOperations`	$210.00M	USD	Annual
INCOME (LOSS) FROM CONTINUING OPERATIONS	`IncomeLossFromContinuingOperations`	$184.00M	USD	Annual
INCOME (LOSS) FROM CONTINUING OPERATIONS	`IncomeLossFromContinuingOperations`	$128.60M	USD	3 Qtrs
Discontinued operations, net of income taxes	`IncomeLossFromDiscontinuedOperationsNetOfTax`	-	USD	3 Qtrs
Discontinued operations, net of income taxes	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$148.20M	USD	3 Qtrs
Discontinued operations, net of income taxes	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$243.70M	USD	Annual
Discontinued operations, net of income taxes	`IncomeLossFromDiscontinuedOperationsNetOfTax`	-	USD	1 Quarter
Discontinued operations, net of income taxes	`IncomeLossFromDiscontinuedOperationsNetOfTax`	-	USD	Annual
Discontinued operations, net of income taxes	`IncomeLossFromDiscontinuedOperationsNetOfTax`	-	USD	1 Quarter
Discontinued operations, noncontrolling interest	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToNoncontrollingInterest`	-	USD	Annual
Discontinued operations, noncontrolling interest	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToNoncontrollingInterest`	-	USD	1 Quarter
Discontinued operations, noncontrolling interest	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToNoncontrollingInterest`	$1.30M	USD	3 Qtrs
Discontinued operations, noncontrolling interest	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToNoncontrollingInterest`	$2.20M	USD	Annual
Discontinued operations, noncontrolling interest	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToNoncontrollingInterest`	-	USD	1 Quarter
Discontinued operations, noncontrolling interest	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToNoncontrollingInterest`	-	USD	3 Qtrs
Total Discontinued Operations, Net Of Income Taxes	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$146.90M	USD	3 Qtrs
Total Discontinued Operations, Net Of Income Taxes	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	-	USD	3 Qtrs
Total Discontinued Operations, Net Of Income Taxes	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	-	USD	Annual
Total Discontinued Operations, Net Of Income Taxes	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$241.50M	USD	Annual
Total Discontinued Operations, Net Of Income Taxes	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	-	USD	1 Quarter
Total Discontinued Operations, Net Of Income Taxes	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	-	USD	1 Quarter
NET INCOME (LOSS) ATTRIBUTABLE TO QUESTAR	`NetIncomeLoss`	$27.70M	USD	1 Quarter
NET INCOME (LOSS) ATTRIBUTABLE TO QUESTAR	`NetIncomeLoss`	$425.50M	USD	Annual
NET INCOME (LOSS) ATTRIBUTABLE TO QUESTAR	`NetIncomeLoss`	$36.10M	USD	1 Quarter
NET INCOME (LOSS) ATTRIBUTABLE TO QUESTAR	`NetIncomeLoss`	$275.50M	USD	3 Qtrs
NET INCOME (LOSS) ATTRIBUTABLE TO QUESTAR	`NetIncomeLoss`	$210.00M	USD	Annual
NET INCOME (LOSS) ATTRIBUTABLE TO QUESTAR	`NetIncomeLoss`	$146.30M	USD	3 Qtrs
Basic from continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$1.04	USD	Annual
Basic from continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.15	USD	1 Quarter
Basic from continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$1.19	USD	Annual
Basic from continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.21	USD	1 Quarter
Basic from continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.83	USD	3 Qtrs
Basic from continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.73	USD	3 Qtrs
Basic from discontinued operations (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	-	USD	1 Quarter
Basic from discontinued operations (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	-	USD	1 Quarter
Basic from discontinued operations (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	-	USD	Annual
Basic from discontinued operations (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	-	USD	3 Qtrs
Basic from discontinued operations (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$0.84	USD	3 Qtrs
Basic from discontinued operations (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$1.39	USD	Annual
Basic total (in dollars per share)	`EarningsPerShareBasic`	$2.43	USD	Annual
Basic total (in dollars per share)	`EarningsPerShareBasic`	$0.83	USD	3 Qtrs
Basic total (in dollars per share)	`EarningsPerShareBasic`	$0.15	USD	1 Quarter
Basic total (in dollars per share)	`EarningsPerShareBasic`	$1.19	USD	Annual
Basic total (in dollars per share)	`EarningsPerShareBasic`	$1.57	USD	3 Qtrs
Basic total (in dollars per share)	`EarningsPerShareBasic`	$0.21	USD	1 Quarter
Diluted from continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$1.17	USD	Annual
Diluted from continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.20	USD	1 Quarter
Diluted from continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.15	USD	1 Quarter
Diluted from continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$1.04	USD	Annual
Diluted from continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.82	USD	3 Qtrs
Diluted from continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.72	USD	3 Qtrs
Diluted from discontinued operations (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$0.83	USD	3 Qtrs
Diluted from discontinued operations (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	-	USD	Annual
Diluted from discontinued operations (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	-	USD	3 Qtrs
Diluted from discontinued operations (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	-	USD	1 Quarter
Diluted from discontinued operations (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	-	USD	1 Quarter
Diluted from discontinued operations (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$1.36	USD	Annual
Diluted total (in dollars per share)	`EarningsPerShareDiluted`	$0.20	USD	1 Quarter
Diluted total (in dollars per share)	`EarningsPerShareDiluted`	$1.17	USD	Annual
Diluted total (in dollars per share)	`EarningsPerShareDiluted`	$0.15	USD	1 Quarter
Diluted total (in dollars per share)	`EarningsPerShareDiluted`	$2.40	USD	Annual
Diluted total (in dollars per share)	`EarningsPerShareDiluted`	$0.82	USD	3 Qtrs
Diluted total (in dollars per share)	`EarningsPerShareDiluted`	$1.55	USD	3 Qtrs
Used in basic calculation (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	175.50M	shares	1 Quarter
Used in basic calculation (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	174.90M	shares	Annual
Used in basic calculation (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	177.10M	shares	Annual
Used in basic calculation (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	177.30M	shares	3 Qtrs
Used in basic calculation (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	177.50M	shares	1 Quarter
Used in basic calculation (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	175.20M	shares	3 Qtrs
Used in diluted calculation (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	178.70M	shares	3 Qtrs
Used in diluted calculation (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	177.70M	shares	3 Qtrs
Used in diluted calculation (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	177.30M	shares	Annual
Used in diluted calculation (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	178.20M	shares	1 Quarter
Used in diluted calculation (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	178.80M	shares	Annual
Used in diluted calculation (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	178.90M	shares	1 Quarter
Dividends per common share (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.46	USD	3 Qtrs
Dividends per common share (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.60	USD	Annual
Dividends per common share (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.15	USD	1 Quarter
Dividends per common share (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.53	USD	Annual
Dividends per common share (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.40	USD	3 Qtrs
Dividends per common share (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.14	USD	1 Quarter

Cash Flow Statement 86 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$276.80M	USD	3 Qtrs
Net income	`ProfitLoss`	$427.70M	USD	Annual
Net income	`ProfitLoss`	$210.00M	USD	Annual
Net income	`ProfitLoss`	$27.70M	USD	1 Quarter
Net income	`ProfitLoss`	$146.30M	USD	3 Qtrs
Net income	`ProfitLoss`	$36.10M	USD	1 Quarter
Discontinued operations, net of income taxes	`IncomeLossFromDiscontinuedOperationsNetOfTax`	-	USD	3 Qtrs
Discontinued operations, net of income taxes	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$148.20M	USD	3 Qtrs
Discontinued operations, net of income taxes	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$243.70M	USD	Annual
Discontinued operations, net of income taxes	`IncomeLossFromDiscontinuedOperationsNetOfTax`	-	USD	1 Quarter
Discontinued operations, net of income taxes	`IncomeLossFromDiscontinuedOperationsNetOfTax`	-	USD	Annual
Discontinued operations, net of income taxes	`IncomeLossFromDiscontinuedOperationsNetOfTax`	-	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$120.50M	USD	3 Qtrs
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$125.50M	USD	3 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$46.10M	USD	3 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$84.60M	USD	3 Qtrs
Share-based compensation	`ShareBasedCompensation`	$13.30M	USD	3 Qtrs
Share-based compensation	`ShareBasedCompensation`	$8.00M	USD	3 Qtrs
Net (gain) from asset sales	`GainLossOnSaleOfPropertyPlantEquipment`	$300.00K	USD	3 Qtrs
Net (gain) from asset sales	`GainLossOnSaleOfPropertyPlantEquipment`	$100.00K	USD	3 Qtrs
(Income) from unconsolidated affiliate	`IncomeLossFromEquityMethodInvestments`	$900.00K	USD	1 Quarter
(Income) from unconsolidated affiliate	`IncomeLossFromEquityMethodInvestments`	$1.00M	USD	1 Quarter
(Income) from unconsolidated affiliate	`IncomeLossFromEquityMethodInvestments`	$3.80M	USD	Annual
(Income) from unconsolidated affiliate	`IncomeLossFromEquityMethodInvestments`	$2.90M	USD	3 Qtrs
(Income) from unconsolidated affiliate	`IncomeLossFromEquityMethodInvestments`	$3.90M	USD	Annual
(Income) from unconsolidated affiliate	`IncomeLossFromEquityMethodInvestments`	$2.80M	USD	3 Qtrs
Distribution from unconsolidated affiliate	`EquityMethodInvestmentDividendsOrDistributions`	$2.70M	USD	3 Qtrs
Distribution from unconsolidated affiliate	`EquityMethodInvestmentDividendsOrDistributions`	$3.20M	USD	3 Qtrs
Changes in operating assets and liabilities	`IncreaseDecreaseInOperatingCapital`	$24.70M	USD	3 Qtrs
Changes in operating assets and liabilities	`IncreaseDecreaseInOperatingCapital`	$-81.50M	USD	3 Qtrs
Net Cash Provided By Operating Activities From Continuing Operations	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$445.90M	USD	3 Qtrs
Net Cash Provided By Operating Activities From Continuing Operations	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$283.60M	USD	3 Qtrs
Property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$255.20M	USD	3 Qtrs
Property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$210.20M	USD	3 Qtrs
Equity investment in QEP	`AdvancesToUnconsolidatedAffiliate`	$250.00M	USD	3 Qtrs
Equity investment in QEP	`AdvancesToUnconsolidatedAffiliate`	-	USD	3 Qtrs
Cash used in disposition of assets	`PaymentsForProceedsFromRemovalCosts`	$1.80M	USD	3 Qtrs
Cash used in disposition of assets	`PaymentsForProceedsFromRemovalCosts`	$1.40M	USD	3 Qtrs
Proceeds from disposition of assets and other	`ProceedsFromSaleOfProductiveAssets`	$300.00K	USD	3 Qtrs
Proceeds from disposition of assets and other	`ProceedsFromSaleOfProductiveAssets`	$600.00K	USD	3 Qtrs
Change in notes receivable	`PaymentsToAcquireNotesReceivable`	-	USD	3 Qtrs
Change in notes receivable	`PaymentsToAcquireNotesReceivable`	$-39.30M	USD	3 Qtrs
Distribution from QEP	`ProceedsFromContributionsFromParent`	-	USD	3 Qtrs
Distribution from QEP	`ProceedsFromContributionsFromParent`	$15.70M	USD	3 Qtrs
Net Cash Used In Investing Activities By Continuing Operations	`NetCashProvidedByUsedInInvestingActivitiesContinuingOperations`	$-406.00M	USD	3 Qtrs
Net Cash Used In Investing Activities By Continuing Operations	`NetCashProvidedByUsedInInvestingActivitiesContinuingOperations`	$-256.70M	USD	3 Qtrs
Common stock issued	`ProceedsFromIssuanceOfCommonStock`	$12.10M	USD	3 Qtrs
Common stock issued	`ProceedsFromIssuanceOfCommonStock`	$6.40M	USD	3 Qtrs
Common stock repurchased	`PaymentsForRepurchaseOfCommonStock`	$3.80M	USD	3 Qtrs
Common stock repurchased	`PaymentsForRepurchaseOfCommonStock`	$9.20M	USD	3 Qtrs
Change in short-term debt	`ProceedsFromRepaymentsOfShortTermDebt`	$226.00M	USD	3 Qtrs
Change in short-term debt	`ProceedsFromRepaymentsOfShortTermDebt`	$36.00M	USD	3 Qtrs
Change in notes payable	`ProceedsFromRepaymentsOfNotesPayable`	-	USD	3 Qtrs
Change in notes payable	`ProceedsFromRepaymentsOfNotesPayable`	$-52.90M	USD	3 Qtrs
Long-term debt repaid	`RepaymentsOfLongTermDebt`	$182.00M	USD	3 Qtrs
Long-term debt repaid	`RepaymentsOfLongTermDebt`	-	USD	3 Qtrs
Long-term debt issuance costs	`PaymentsOfDebtIssuanceCosts`	$3.00M	USD	3 Qtrs
Long-term debt issuance costs	`PaymentsOfDebtIssuanceCosts`	$1.30M	USD	3 Qtrs
Checks outstanding in excess of cash balances	`IncreaseDecreaseInOutstandingChecksFinancingActivities`	$5.40M	USD	3 Qtrs
Checks outstanding in excess of cash balances	`IncreaseDecreaseInOutstandingChecksFinancingActivities`	$9.60M	USD	3 Qtrs
Dividends paid	`PaymentsOfDividends`	$70.10M	USD	3 Qtrs
Dividends paid	`PaymentsOfDividends`	$81.20M	USD	3 Qtrs
Tax benefits from share-based compensation	`ExcessTaxBenefitFromShareBasedCompensationFinancingActivities`	$2.60M	USD	3 Qtrs
Tax benefits from share-based compensation	`ExcessTaxBenefitFromShareBasedCompensationFinancingActivities`	$5.30M	USD	3 Qtrs
Net Cash Provided By (Used In) Financing Activities By Continuing Operations	`NetCashProvidedByUsedInFinancingActivitiesContinuingOperations`	$110.90M	USD	3 Qtrs
Net Cash Provided By (Used In) Financing Activities By Continuing Operations	`NetCashProvidedByUsedInFinancingActivitiesContinuingOperations`	$-211.00M	USD	3 Qtrs
CASH USED IN CONTINUING OPERATIONS	`NetCashProvidedByUsedInContinuingOperations`	$-21.80M	USD	3 Qtrs
CASH USED IN CONTINUING OPERATIONS	`NetCashProvidedByUsedInContinuingOperations`	$-11.50M	USD	3 Qtrs
Cash provided by operating activities of discontinued operations	`CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations`	$483.90M	USD	3 Qtrs
Cash provided by operating activities of discontinued operations	`CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations`	-	USD	3 Qtrs
Cash used in investing activities of discontinued operations	`CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations`	-	USD	3 Qtrs
Cash used in investing activities of discontinued operations	`CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations`	$-598.60M	USD	3 Qtrs
Cash provided by financing activities of discontinued operations	`CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations`	-	USD	3 Qtrs
Cash provided by financing activities of discontinued operations	`CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations`	$95.40M	USD	3 Qtrs
Effect of change in cash and cash equivalents of discontinued operations	`NetCashProvidedByUsedInDiscontinuedOperations`	$19.30M	USD	3 Qtrs
Effect of change in cash and cash equivalents of discontinued operations	`NetCashProvidedByUsedInDiscontinuedOperations`	-	USD	3 Qtrs
Change in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-11.50M	USD	3 Qtrs
Change in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-21.80M	USD	3 Qtrs
Beginning cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	-	USD	Point-in-time
Beginning cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$21.80M	USD	Point-in-time
Beginning cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$11.50M	USD	Point-in-time
Beginning cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	-	USD	Point-in-time
Ending cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$11.50M	USD	Point-in-time
Ending cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	-	USD	Point-in-time
Ending cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$21.80M	USD	Point-in-time
Ending cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	-	USD	Point-in-time

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