10-Q Filing

Northwest Natural Holding Co CIK: 1733998 Q1 2020

Filing Information

Form Type	10-Q
Accession Number	`0001733998-20-000025`
Period End Date	20200331
Filing Date	20200508
Fiscal Year	2020
Fiscal Period	Q1
XBRL Instance	a2020q1form10-qdocument_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 164 Income Statement 54 Cash Flow Statement 84 Stockholders Equity 16 Comprehensive Income 2

Balance Sheet 164 line items

Line Item	Tag	Value	Unit	Period
Shares outstanding (in shares)	`CommonStockSharesOutstanding`	30.47M	shares	Point-in-time
Shares outstanding (in shares)	`CommonStockSharesOutstanding`	30.53M	shares	Point-in-time
Shares outstanding (in shares)	`CommonStockSharesOutstanding`	28.96M	shares	Point-in-time
Shares Authorized (in shares)	`CommonStockSharesAuthorized`	100.00M	shares	Point-in-time
Shares Authorized (in shares)	`CommonStockSharesAuthorized`	100.00M	shares	Point-in-time
Shares Authorized (in shares)	`CommonStockSharesAuthorized`	100.00M	shares	Point-in-time
Shares issued (in shares)	`CommonStockSharesIssued`	30.53M	shares	Point-in-time
Shares issued (in shares)	`CommonStockSharesIssued`	30.47M	shares	Point-in-time
Shares issued (in shares)	`CommonStockSharesIssued`	28.96M	shares	Point-in-time
Par Value (in dollars per share)	`CommonStockNoParValue`	-	USD	Point-in-time
Par Value (in dollars per share)	`CommonStockNoParValue`	-	USD	Point-in-time
Par Value (in dollars per share)	`CommonStockNoParValue`	-	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$12.63M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$471.08M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$9.65M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$12.82M	USD	Point-in-time
Accounts receivable	`AccountsReceivableGrossCurrent`	$93.62M	USD	Point-in-time
Accounts receivable	`AccountsReceivableGrossCurrent`	$67.14M	USD	Point-in-time
Accounts receivable	`AccountsReceivableGrossCurrent`	$78.08M	USD	Point-in-time
Accrued unbilled revenue	`UnbilledReceivablesCurrent`	$56.19M	USD	Point-in-time
Accrued unbilled revenue	`UnbilledReceivablesCurrent`	$41.87M	USD	Point-in-time
Accrued unbilled revenue	`UnbilledReceivablesCurrent`	$36.15M	USD	Point-in-time
Allowance for uncollectible accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$1.33M	USD	Point-in-time
Allowance for uncollectible accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$1.30M	USD	Point-in-time
Allowance for uncollectible accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$673.00K	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsCurrent`	$37.81M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsCurrent`	$41.93M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsCurrent`	$46.32M	USD	Point-in-time
Derivative instruments	`DerivativeAssetsCurrent`	$6.80M	USD	Point-in-time
Derivative instruments	`DerivativeAssetsCurrent`	$7.89M	USD	Point-in-time
Derivative instruments	`DerivativeAssetsCurrent`	$2.26M	USD	Point-in-time
Inventories	`PublicUtilitiesInventory`	$19.54M	USD	Point-in-time
Inventories	`PublicUtilitiesInventory`	$43.98M	USD	Point-in-time
Inventories	`PublicUtilitiesInventory`	$34.39M	USD	Point-in-time
Gas reserves	`DeferredGasCost`	$14.35M	USD	Point-in-time
Gas reserves	`DeferredGasCost`	$16.16M	USD	Point-in-time
Gas reserves	`DeferredGasCost`	$15.28M	USD	Point-in-time
Income Taxes Receivable, Current	`IncomeTaxesReceivable`	$6.00M	USD	Point-in-time
Income Taxes Receivable, Current	`IncomeTaxesReceivable`	$256.00K	USD	Point-in-time
Income Taxes Receivable, Current	`IncomeTaxesReceivable`	-	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$20.29M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$38.00M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$26.46M	USD	Point-in-time
Discontinued operations current assets	`AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent`	$15.30M	USD	Point-in-time
Discontinued operations current assets	`AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent`	$14.63M	USD	Point-in-time
Discontinued operations current assets	`AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent`	$15.13M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$272.11M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$293.69M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$720.27M	USD	Point-in-time
Property, plant, and equipment	`PropertyPlantAndEquipmentGross`	$3.48B	USD	Point-in-time
Property, plant, and equipment	`PropertyPlantAndEquipmentGross`	$3.55B	USD	Point-in-time
Property, plant, and equipment	`PropertyPlantAndEquipmentGross`	$3.44B	USD	Point-in-time
Less: Accumulated depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$1.04B	USD	Point-in-time
Less: Accumulated depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$1.01B	USD	Point-in-time
Less: Accumulated depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$1.05B	USD	Point-in-time
Property, Plant and Equipment, Net	`PropertyPlantAndEquipmentNet`	$2.50B	USD	Point-in-time
Property, Plant and Equipment, Net	`PropertyPlantAndEquipmentNet`	$2.44B	USD	Point-in-time
Property, Plant and Equipment, Net	`PropertyPlantAndEquipmentNet`	$2.43B	USD	Point-in-time
Gas reserves	`InventoryGasInStorageUndergroundNoncurrent`	$61.91M	USD	Point-in-time
Gas reserves	`InventoryGasInStorageUndergroundNoncurrent`	$45.23M	USD	Point-in-time
Gas reserves	`InventoryGasInStorageUndergroundNoncurrent`	$48.39M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$327.19M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$328.02M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$343.15M	USD	Point-in-time
Derivative instruments	`DerivativeAssetsNoncurrent`	$541.00K	USD	Point-in-time
Derivative instruments	`DerivativeAssetsNoncurrent`	$3.34M	USD	Point-in-time
Derivative instruments	`DerivativeAssetsNoncurrent`	$2.45M	USD	Point-in-time
Other investments	`OtherLongTermInvestments`	$61.93M	USD	Point-in-time
Other investments	`OtherLongTermInvestments`	$63.83M	USD	Point-in-time
Other investments	`OtherLongTermInvestments`	$63.33M	USD	Point-in-time
Operating lease right of use asset	`OperatingLeaseRightOfUseAsset`	$2.95M	USD	Point-in-time
Operating lease right of use asset	`OperatingLeaseRightOfUseAsset`	$6.16M	USD	Point-in-time
Operating lease right of use asset	`OperatingLeaseRightOfUseAsset`	$79.52M	USD	Point-in-time
Assets under sales-type leases	`CapitalLeasesLessorBalanceSheetNetInvestmentInDirectFinancingAndSalesTypeLeasesNoncurrent`	$990.00K	USD	Point-in-time
Assets under sales-type leases	`CapitalLeasesLessorBalanceSheetNetInvestmentInDirectFinancingAndSalesTypeLeasesNoncurrent`	$146.31M	USD	Point-in-time
Assets under sales-type leases	`CapitalLeasesLessorBalanceSheetNetInvestmentInDirectFinancingAndSalesTypeLeasesNoncurrent`	$146.94M	USD	Point-in-time
Goodwill	`Goodwill`	$69.22M	USD	Point-in-time
Goodwill	`Goodwill`	$8.95M	USD	Point-in-time
Goodwill	`Goodwill`	$49.93M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$38.46M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$15.09M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$47.73M	USD	Point-in-time
Total non-current assets	`AssetsNoncurrent`	$3.28B	USD	Point-in-time
Total non-current assets	`AssetsNoncurrent`	$3.13B	USD	Point-in-time
Total non-current assets	`AssetsNoncurrent`	$2.92B	USD	Point-in-time
Total assets	`Assets`	$3.19B	USD	Point-in-time
Total assets	`Assets`	$3.43B	USD	Point-in-time
Total assets	`Assets`	$4.00B	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	$149.10M	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	$176.39M	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	$550.00M	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtCurrent`	$104.16M	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtCurrent`	$202.00K	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtCurrent`	$75.11M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$103.21M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$113.37M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$86.77M	USD	Point-in-time
Taxes accrued	`AccruedIncomeTaxesCurrent`	$11.97M	USD	Point-in-time
Taxes accrued	`AccruedIncomeTaxesCurrent`	$11.00M	USD	Point-in-time
Taxes accrued	`AccruedIncomeTaxesCurrent`	$23.84M	USD	Point-in-time
Interest accrued	`InterestPayableCurrent`	$7.45M	USD	Point-in-time
Interest accrued	`InterestPayableCurrent`	$9.40M	USD	Point-in-time
Interest accrued	`InterestPayableCurrent`	$9.23M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityCurrent`	$46.77M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityCurrent`	$47.14M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityCurrent`	$44.66M	USD	Point-in-time
Derivative instruments	`DerivativeLiabilitiesCurrent`	$2.00M	USD	Point-in-time
Derivative instruments	`DerivativeLiabilitiesCurrent`	$2.85M	USD	Point-in-time
Derivative instruments	`DerivativeLiabilitiesCurrent`	$5.04M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$4.66M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$1.07M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$2.10M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$62.70M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$54.54M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$62.62M	USD	Point-in-time
Discontinued operations current liabilities	`LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent`	$13.28M	USD	Point-in-time
Discontinued operations current liabilities	`LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent`	$13.71M	USD	Point-in-time
Discontinued operations current liabilities	`LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent`	$12.80M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$526.09M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$798.87M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$482.17M	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$632.48M	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$953.96M	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$805.96M	USD	Point-in-time
Deferred tax liabilities	`DeferredIncomeTaxLiabilitiesNet`	$295.64M	USD	Point-in-time
Deferred tax liabilities	`DeferredIncomeTaxLiabilitiesNet`	$300.17M	USD	Point-in-time
Deferred tax liabilities	`DeferredIncomeTaxLiabilitiesNet`	$293.66M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$623.22M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$625.72M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$600.70M	USD	Point-in-time
Pension and other postretirement benefit liabilities	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$220.73M	USD	Point-in-time
Pension and other postretirement benefit liabilities	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$228.13M	USD	Point-in-time
Pension and other postretirement benefit liabilities	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$224.49M	USD	Point-in-time
Derivative instruments	`DerivativeLiabilitiesNoncurrent`	$939.00K	USD	Point-in-time
Derivative instruments	`DerivativeLiabilitiesNoncurrent`	$1.16M	USD	Point-in-time
Derivative instruments	`DerivativeLiabilitiesNoncurrent`	$609.00K	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$841.00K	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$1.50M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$79.11M	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$119.03M	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$123.39M	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$120.57M	USD	Point-in-time
Total deferred credits and other non-current liabilities	`DeferredCreditsAndOtherLiabilitiesNoncurrent`	$1.24B	USD	Point-in-time
Total deferred credits and other non-current liabilities	`DeferredCreditsAndOtherLiabilitiesNoncurrent`	$1.27B	USD	Point-in-time
Total deferred credits and other non-current liabilities	`DeferredCreditsAndOtherLiabilitiesNoncurrent`	$1.35B	USD	Point-in-time
Commitments and contingencies (see Note 16 and Note 17)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (see Note 16 and Note 17)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (see Note 16 and Note 17)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Common stock	`CommonStockValue`	$561.26M	USD	Point-in-time
Common stock	`CommonStockValue`	$558.28M	USD	Point-in-time
Common stock	`CommonStockValue`	$459.93M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$318.45M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$351.05M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$342.73M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-10.57M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-8.44M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-10.73M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-7.19M	USD	Point-in-time
Total equity	`StockholdersEquity`	$901.74M	USD	Point-in-time
Total equity	`StockholdersEquity`	$866.00M	USD	Point-in-time
Total equity	`StockholdersEquity`	$794.23M	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$4.00B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$3.19B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$3.43B	USD	Point-in-time

Income Statement 54 line items

Line Item	Tag	Value	Unit	Period
Operating revenues	`Revenues`	$285.15M	USD	1 Quarter
Operating revenues	`Revenues`	$285.35M	USD	1 Quarter
Cost of gas	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$108.54M	USD	1 Quarter
Cost of gas	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$105.46M	USD	1 Quarter
Operations and maintenance	`OperatingCostsAndExpenses`	$48.92M	USD	1 Quarter
Operations and maintenance	`OperatingCostsAndExpenses`	$51.48M	USD	1 Quarter
Environmental remediation	`EnvironmentalRemediationExpense`	$8.95M	USD	1 Quarter
Environmental remediation	`EnvironmentalRemediationExpense`	$4.00M	USD	1 Quarter
General taxes	`TaxesExcludingIncomeAndExciseTaxes`	$9.89M	USD	1 Quarter
General taxes	`TaxesExcludingIncomeAndExciseTaxes`	$9.03M	USD	1 Quarter
Excise Taxes	`ExciseTaxes`	$11.93M	USD	1 Quarter
Excise Taxes	`ExciseTaxes`	$11.74M	USD	1 Quarter
Depreciation and amortization	`DepreciationAndAmortization`	$21.57M	USD	1 Quarter
Depreciation and amortization	`DepreciationAndAmortization`	$24.68M	USD	1 Quarter
Other operating expenses	`OtherCostAndExpenseOperating`	$928.00K	USD	1 Quarter
Other operating expenses	`OtherCostAndExpenseOperating`	$892.00K	USD	1 Quarter
Total operating expenses	`OperatingExpenses`	$208.71M	USD	1 Quarter
Total operating expenses	`OperatingExpenses`	$209.30M	USD	1 Quarter
Income from operations	`OperatingIncomeLoss`	$76.05M	USD	1 Quarter
Income from operations	`OperatingIncomeLoss`	$76.45M	USD	1 Quarter
Other income (expense), net	`OtherNonoperatingIncomeExpense`	$-3.58M	USD	1 Quarter
Other income (expense), net	`OtherNonoperatingIncomeExpense`	$-13.75M	USD	1 Quarter
Interest expense, net	`InterestIncomeExpenseNonoperatingNet`	$-10.21M	USD	1 Quarter
Interest expense, net	`InterestIncomeExpenseNonoperatingNet`	$-10.47M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$52.09M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$62.40M	USD	1 Quarter
Income tax expense	`IncomeTaxExpenseBenefit`	$8.68M	USD	1 Quarter
Income tax expense	`IncomeTaxExpenseBenefit`	$14.13M	USD	1 Quarter
Net income from continuing operations	`IncomeLossFromContinuingOperations`	$48.28M	USD	1 Quarter
Net income from continuing operations	`IncomeLossFromContinuingOperations`	$43.42M	USD	1 Quarter
Loss from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$-778.00K	USD	1 Quarter
Loss from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$-217.00K	USD	1 Quarter
Net income	`NetIncomeLoss`	$43.20M	USD	1 Quarter
Net income	`NetIncomeLoss`	$47.50M	USD	1 Quarter
Amortization of non-qualified employee benefit plan liability, net of taxes	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax`	$115.00K	USD	1 Quarter
Amortization of non-qualified employee benefit plan liability, net of taxes	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax`	$160.00K	USD	1 Quarter
Comprehensive income	`ComprehensiveIncomeNetOfTax`	$47.66M	USD	1 Quarter
Comprehensive income	`ComprehensiveIncomeNetOfTax`	$43.32M	USD	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	28.91M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	30.49M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	30.54M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	28.97M	shares	1 Quarter
Basic (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$1.58	USD	1 Quarter
Basic (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$1.50	USD	1 Quarter
Diluted (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$1.58	USD	1 Quarter
Diluted (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$1.50	USD	1 Quarter
Basic (in dollars per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare`	$-0.02	USD	1 Quarter
Basic (in dollars per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare`	$-0.01	USD	1 Quarter
Diluted (in dollars per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare`	$-0.02	USD	1 Quarter
Diluted (in dollars per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare`	$-0.01	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$1.56	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$1.49	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.56	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.49	USD	1 Quarter

Cash Flow Statement 84 line items

Line Item	Tag	Value	Unit	Period
Net income	`NetIncomeLoss`	$43.20M	USD	1 Quarter
Net income	`NetIncomeLoss`	$47.50M	USD	1 Quarter
Depreciation, Depletion and Amortization	`DepreciationDepletionAndAmortization`	$24.68M	USD	1 Quarter
Depreciation, Depletion and Amortization	`DepreciationDepletionAndAmortization`	$21.57M	USD	1 Quarter
Regulatory amortization of gas reserves	`AmortizationOfRegulatoryAsset`	$4.78M	USD	1 Quarter
Regulatory amortization of gas reserves	`AmortizationOfRegulatoryAsset`	$4.09M	USD	1 Quarter
Deferred income taxes	`DeferredIncomeTaxesAndTaxCredits`	$-3.42M	USD	1 Quarter
Deferred income taxes	`DeferredIncomeTaxesAndTaxCredits`	$6.31M	USD	1 Quarter
Qualified defined benefit pension plan expense	`PensionExpense`	$3.50M	USD	1 Quarter
Qualified defined benefit pension plan expense	`PensionExpense`	$4.45M	USD	1 Quarter
Contributions to qualified defined benefit pension plans	`PensionContributions`	$1.49M	USD	1 Quarter
Contributions to qualified defined benefit pension plans	`PensionContributions`	$3.16M	USD	1 Quarter
Deferred environmental expenditures, net	`OtherIncreaseDecreaseInEnvironmentalLiabilities`	$-3.98M	USD	1 Quarter
Deferred environmental expenditures, net	`OtherIncreaseDecreaseInEnvironmentalLiabilities`	$-3.69M	USD	1 Quarter
Amortization of environmental remediation	`EnvironmentalRemediationExpense`	$8.95M	USD	1 Quarter
Amortization of environmental remediation	`EnvironmentalRemediationExpense`	$4.00M	USD	1 Quarter
Regulatory revenue recovery deferral from the TCJA	`IncreaseDecreaseInRegulatoryLiabilities`	$450.00K	USD	1 Quarter
Regulatory revenue recovery deferral from the TCJA	`IncreaseDecreaseInRegulatoryLiabilities`	-	USD	1 Quarter
Regulatory disallowance of pension costs	`PensionExpenseReversalOfExpenseNoncash`	-	USD	1 Quarter
Regulatory disallowance of pension costs	`PensionExpenseReversalOfExpenseNoncash`	$10.50M	USD	1 Quarter
Other	`OtherNoncashIncomeExpense`	$-3.17M	USD	1 Quarter
Other	`OtherNoncashIncomeExpense`	$-6.50M	USD	1 Quarter
Receivables, net	`IncreaseDecreaseInAccountsAndOtherReceivables`	$-4.84M	USD	1 Quarter
Receivables, net	`IncreaseDecreaseInAccountsAndOtherReceivables`	$4.89M	USD	1 Quarter
Inventories	`IncreaseDecreaseInInventories`	$-9.57M	USD	1 Quarter
Inventories	`IncreaseDecreaseInInventories`	$-21.11M	USD	1 Quarter
Income and other taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$7.41M	USD	1 Quarter
Income and other taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$21.91M	USD	1 Quarter
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-14.88M	USD	1 Quarter
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-23.43M	USD	1 Quarter
Interest accrued	`IncreaseDecreaseInInterestPayableNet`	$1.93M	USD	1 Quarter
Interest accrued	`IncreaseDecreaseInInterestPayableNet`	$1.95M	USD	1 Quarter
Deferred gas costs	`IncreaseDecreaseInDeferredGasCost`	$19.18M	USD	1 Quarter
Deferred gas costs	`IncreaseDecreaseInDeferredGasCost`	$-8.24M	USD	1 Quarter
Decoupling mechanism	`IncreaseDecreaseInRegulatoryAssetsAndLiabilities`	$-7.90M	USD	1 Quarter
Decoupling mechanism	`IncreaseDecreaseInRegulatoryAssetsAndLiabilities`	$-6.14M	USD	1 Quarter
Other, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$6.63M	USD	1 Quarter
Other, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$-8.89M	USD	1 Quarter
Discontinued operations	`CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations`	$-376.00K	USD	1 Quarter
Discontinued operations	`CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations`	$-739.00K	USD	1 Quarter
Cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$104.79M	USD	1 Quarter
Cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$102.86M	USD	1 Quarter
Capital expenditures	`PaymentsToAcquireOilAndGasPropertyAndEquipment`	$57.45M	USD	1 Quarter
Capital expenditures	`PaymentsToAcquireOilAndGasPropertyAndEquipment`	$48.76M	USD	1 Quarter
Acquisitions, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$37.88M	USD	1 Quarter
Acquisitions, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	-	USD	1 Quarter
Leasehold improvement expenditures	`PaymentsForCapitalImprovements`	$940.00K	USD	1 Quarter
Leasehold improvement expenditures	`PaymentsForCapitalImprovements`	$6.33M	USD	1 Quarter
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$1.05M	USD	1 Quarter
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$-919.00K	USD	1 Quarter
Discontinued operations	`CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations`	$-301.00K	USD	1 Quarter
Discontinued operations	`CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations`	$-694.00K	USD	1 Quarter
Cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-101.43M	USD	1 Quarter
Cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-51.06M	USD	1 Quarter
Proceeds from stock options exercised	`ProceedsFromStockOptionsExercised`	$68.00K	USD	1 Quarter
Proceeds from stock options exercised	`ProceedsFromStockOptionsExercised`	$1.55M	USD	1 Quarter
Long-term debt issued	`ProceedsFromIssuanceOfLongTermDebt`	-	USD	1 Quarter
Long-term debt issued	`ProceedsFromIssuanceOfLongTermDebt`	$150.00M	USD	1 Quarter
Long-term debt retired	`RepaymentsOfLongTermDebt`	-	USD	1 Quarter
Long-term debt retired	`RepaymentsOfLongTermDebt`	$75.00M	USD	1 Quarter
Proceeds from Short-term Debt	`ProceedsFromShortTermDebt`	$150.00M	USD	1 Quarter
Proceeds from Short-term Debt	`ProceedsFromShortTermDebt`	-	USD	1 Quarter
Change in short-term debt	`ProceedsFromRepaymentsOfLinesOfCredit`	$250.90M	USD	1 Quarter
Change in short-term debt	`ProceedsFromRepaymentsOfLinesOfCredit`	$-41.23M	USD	1 Quarter
Cash dividend payments on common stock	`PaymentsOfDividendsCommonStock`	$13.83M	USD	1 Quarter
Cash dividend payments on common stock	`PaymentsOfDividendsCommonStock`	$12.94M	USD	1 Quarter
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-2.14M	USD	1 Quarter
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-936.00K	USD	1 Quarter
Net Cash Provided by (Used in) Financing Activities	`NetCashProvidedByUsedInFinancingActivities`	$460.00M	USD	1 Quarter
Net Cash Provided by (Used in) Financing Activities	`NetCashProvidedByUsedInFinancingActivities`	$-53.55M	USD	1 Quarter
Increase in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$184.00K	USD	1 Quarter
Increase in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$461.43M	USD	1 Quarter
Cash and cash equivalents, beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$12.63M	USD	Point-in-time
Cash and cash equivalents, beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$471.08M	USD	Point-in-time
Cash and cash equivalents, beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$9.65M	USD	Point-in-time
Cash and cash equivalents, beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$12.82M	USD	Point-in-time
Cash and cash equivalents, end of period	`CashAndCashEquivalentsAtCarryingValue`	$12.63M	USD	Point-in-time
Cash and cash equivalents, end of period	`CashAndCashEquivalentsAtCarryingValue`	$471.08M	USD	Point-in-time
Cash and cash equivalents, end of period	`CashAndCashEquivalentsAtCarryingValue`	$9.65M	USD	Point-in-time
Cash and cash equivalents, end of period	`CashAndCashEquivalentsAtCarryingValue`	$12.82M	USD	Point-in-time
Interest paid, net of capitalization	`InterestPaidNet`	$7.98M	USD	1 Quarter
Interest paid, net of capitalization	`InterestPaidNet`	$8.37M	USD	1 Quarter
Income taxes paid (refunded), net	`IncomeTaxesPaidNet`	$-90.00K	USD	1 Quarter
Income taxes paid (refunded), net	`IncomeTaxesPaidNet`	$-256.00K	USD	1 Quarter

Stockholders Equity 16 line items

Line Item	Tag	Value	Unit	Period
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$762.63M	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$794.23M	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$901.74M	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$866.00M	USD	Point-in-time
Net income	`NetIncomeLoss`	$43.20M	USD	1 Quarter
Net income	`NetIncomeLoss`	$47.50M	USD	1 Quarter
Stranded Deferred Tax Remeasurement Benefit	`StrandedDeferredTaxRemeasurementBenefit`	$1.37M	USD	1 Quarter
Stranded Deferred Tax Remeasurement Benefit	`StrandedDeferredTaxRemeasurementBenefit`	-	USD	1 Quarter
Other comprehensive income	`ComprehensiveIncomeNetOfTax`	$47.66M	USD	1 Quarter
Other comprehensive income	`ComprehensiveIncomeNetOfTax`	$43.32M	USD	1 Quarter
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$762.63M	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$794.23M	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$901.74M	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$866.00M	USD	Point-in-time
Dividends per share of common stock	`CommonStockDividendsPerShareCashPaid`	$0.47	USD	1 Quarter
Dividends per share of common stock	`CommonStockDividendsPerShareCashPaid`	$0.48	USD	1 Quarter

Comprehensive Income 2 line items

Line Item	Tag	Value	Unit	Period
Amortization of non-qualified employee benefit plan liability, tax	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax`	$41.00K	USD	1 Quarter
Amortization of non-qualified employee benefit plan liability, tax	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax`	$58.00K	USD	1 Quarter

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