10-K Filing

NEW JERSEY RESOURCES CORP CIK: 356309 FY 2018

Filing Information

Form Type	10-K
Accession Number	`0000356309-18-000139`
Period End Date	20180930
Filing Date	20181120
Fiscal Year	2018
Fiscal Period	FY
XBRL Instance	njr-20180930.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 137 Income Statement 106 Cash Flow Statement 193 Stockholders Equity 42 Comprehensive Income 35

Balance Sheet 137 line items

Line Item	Tag	Value	Unit	Period
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$2.50	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$2.50	USD	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	150.00M	shares	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	150.00M	shares	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	86.56M	shares	Point-in-time
Utility plant, at cost	`PublicUtilitiesPropertyPlantAndEquipmentPlantInService`	$2.37B	USD	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	88.29M	shares	Point-in-time
Utility plant, at cost	`PublicUtilitiesPropertyPlantAndEquipmentPlantInService`	$2.24B	USD	Point-in-time
Treasury stock at cost and other (in shares)	`TreasuryStockShares`	2.35M	shares	Point-in-time
Treasury stock at cost and other (in shares)	`TreasuryStockShares`	2.19M	shares	Point-in-time
Construction work in progress	`PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress`	$119.32M	USD	Point-in-time
Construction work in progress	`PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress`	$192.48M	USD	Point-in-time
Nonutility plant and equipment, at cost	`PropertyPlantAndEquipmentOther`	$697.41M	USD	Point-in-time
Nonutility plant and equipment, at cost	`PropertyPlantAndEquipmentOther`	$843.14M	USD	Point-in-time
Construction work in progress	`ConstructionInProgressGross`	$45.69M	USD	Point-in-time
Construction work in progress	`ConstructionInProgressGross`	$7.29M	USD	Point-in-time
Total property, plant and equipment	`PropertyPlantAndEquipmentGross`	$3.21B	USD	Point-in-time
Total property, plant and equipment	`PropertyPlantAndEquipmentGross`	$3.30B	USD	Point-in-time
Accumulated depreciation and amortization, utility plant	`PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation`	$530.75M	USD	Point-in-time
Accumulated depreciation and amortization, utility plant	`PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation`	$489.12M	USD	Point-in-time
Accumulated depreciation and amortization, nonutility plant and equipment	`AccumulatedDepreciationDepletionandAmortizationOtherPropertyPlantandEquipment`	$112.21M	USD	Point-in-time
Accumulated depreciation and amortization, nonutility plant and equipment	`AccumulatedDepreciationDepletionandAmortizationOtherPropertyPlantandEquipment`	$122.69M	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$2.61B	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$2.65B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$4.93M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$1.46M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$2.23M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$37.55M	USD	Point-in-time
Billed	`AccountsReceivableGrossCurrent`	$205.49M	USD	Point-in-time
Billed	`AccountsReceivableGrossCurrent`	$196.47M	USD	Point-in-time
Unbilled revenues	`UnbilledReceivablesCurrent`	$7.20M	USD	Point-in-time
Unbilled revenues	`UnbilledReceivablesCurrent`	$7.20M	USD	Point-in-time
Allowance for doubtful accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$5.70M	USD	Point-in-time
Allowance for doubtful accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$5.18M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsCurrent`	$18.30M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsCurrent`	$50.79M	USD	Point-in-time
Gas in storage, at average cost	`EnergyRelatedInventoryNaturalGasInStorage`	$184.63M	USD	Point-in-time
Gas in storage, at average cost	`EnergyRelatedInventoryNaturalGasInStorage`	$202.06M	USD	Point-in-time
Materials and supplies, at average cost	`OtherInventory`	$13.91M	USD	Point-in-time
Materials and supplies, at average cost	`OtherInventory`	$11.94M	USD	Point-in-time
Prepaid and accrued taxes	`PrepaidTaxes`	$24.76M	USD	Point-in-time
Prepaid and accrued taxes	`PrepaidTaxes`	$23.05M	USD	Point-in-time
Derivatives, at fair value	`DerivativeAssetsCurrent`	$27.40M	USD	Point-in-time
Derivatives, at fair value	`DerivativeAssetsCurrent`	$30.08M	USD	Point-in-time
Restricted broker margin accounts	`ReceivablesFromBrokersDealersAndClearingOrganizations`	$25.83M	USD	Point-in-time
Restricted broker margin accounts	`ReceivablesFromBrokersDealersAndClearingOrganizations`	$53.72M	USD	Point-in-time
Asset held for sale	`AssetsHeldForSaleNotPartOfDisposalGroupCurrent`	-	USD	Point-in-time
Asset held for sale	`AssetsHeldForSaleNotPartOfDisposalGroupCurrent`	$206.91M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$33.26M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$33.73M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$579.44M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$770.08M	USD	Point-in-time
Investments in equity investees	`EquityMethodInvestments`	$190.87M	USD	Point-in-time
Investments in equity investees	`EquityMethodInvestments`	$172.59M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$375.92M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$368.59M	USD	Point-in-time
Derivatives, at fair value	`DerivativeAssetsNoncurrent`	$10.56M	USD	Point-in-time
Derivatives, at fair value	`DerivativeAssetsNoncurrent`	$9.16M	USD	Point-in-time
Available for sale securities	`AvailableForSaleSecuritiesNoncurrent`	$32.92M	USD	Point-in-time
Available for sale securities	`AvailableForSaleSecuritiesNoncurrent`	$65.75M	USD	Point-in-time
Intangible assets	`IntangibleAssetsNetExcludingGoodwill`	$23.38M	USD	Point-in-time
Intangible assets	`IntangibleAssetsNetExcludingGoodwill`	$41.08M	USD	Point-in-time
Other noncurrent assets	`OtherAssetsNoncurrent`	$74.82M	USD	Point-in-time
Other noncurrent assets	`OtherAssetsNoncurrent`	$96.22M	USD	Point-in-time
Total noncurrent assets	`AssetsNoncurrent`	$739.32M	USD	Point-in-time
Total noncurrent assets	`AssetsNoncurrent`	$722.53M	USD	Point-in-time
Total assets	`Assets`	$3.72B	USD	Point-in-time
Total assets	`Assets`	$3.93B	USD	Point-in-time
Total assets	`Assets`	$4.14B	USD	Point-in-time
Common stock, $2.50 par value; authorized 150,000,000 shares; Outstanding September 30, 2018 88,292,956; September 30, 2017 86,555,507	`CommonStockValue`	$222.26M	USD	Point-in-time
Common stock, $2.50 par value; authorized 150,000,000 shares; Outstanding September 30, 2018 88,292,956; September 30, 2017 86,555,507	`CommonStockValue`	$226.20M	USD	Point-in-time
Premium on common stock	`AdditionalPaidInCapitalCommonStock`	$274.75M	USD	Point-in-time
Premium on common stock	`AdditionalPaidInCapitalCommonStock`	$219.70M	USD	Point-in-time
Accumulated other comprehensive loss, net of tax	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-12.61M	USD	Point-in-time
Accumulated other comprehensive loss, net of tax	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-3.26M	USD	Point-in-time
Treasury stock, at cost and other; Shares September 30, 2018 2,185,013; September 30, 2017 2,347,380	`TreasuryStockValue`	$76.47M	USD	Point-in-time
Treasury stock, at cost and other; Shares September 30, 2018 2,185,013; September 30, 2017 2,347,380	`TreasuryStockValue`	$70.04M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$1.01B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$867.98M	USD	Point-in-time
Common stock equity	`StockholdersEquity`	$1.17B	USD	Point-in-time
Common stock equity	`StockholdersEquity`	$1.11B	USD	Point-in-time
Common stock equity	`StockholdersEquity`	$1.24B	USD	Point-in-time
Common stock equity	`StockholdersEquity`	$1.42B	USD	Point-in-time
Long-term debt	`LongTermDebtAndCapitalLeaseObligations`	$1.18B	USD	Point-in-time
Long-term debt	`LongTermDebtAndCapitalLeaseObligations`	$997.08M	USD	Point-in-time
Total capitalization	`CapitalizationLongtermDebtAndEquity`	$2.23B	USD	Point-in-time
Total capitalization	`CapitalizationLongtermDebtAndEquity`	$2.60B	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$123.55M	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$165.38M	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	$151.95M	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	$266.00M	USD	Point-in-time
Gas purchases payable	`GasPurchasePayableCurrent`	$160.12M	USD	Point-in-time
Gas purchases payable	`GasPurchasePayableCurrent`	$211.30M	USD	Point-in-time
Gas purchases payable to related parties	`DueToRelatedPartiesCurrentAndNoncurrent`	$1.15M	USD	Point-in-time
Gas purchases payable to related parties	`DueToRelatedPartiesCurrentAndNoncurrent`	$1.15M	USD	Point-in-time
Accounts payable and other	`AccountsPayableCurrent`	$96.88M	USD	Point-in-time
Accounts payable and other	`AccountsPayableCurrent`	$135.24M	USD	Point-in-time
Dividends payable	`DividendsPayableCurrentAndNoncurrent`	$23.59M	USD	Point-in-time
Dividends payable	`DividendsPayableCurrentAndNoncurrent`	$25.82M	USD	Point-in-time
Accrued taxes	`AccruedIncomeTaxesCurrent`	$1.57M	USD	Point-in-time
Accrued taxes	`AccruedIncomeTaxesCurrent`	$2.03M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityCurrent`	$78.00K	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityCurrent`	$8.19M	USD	Point-in-time
New Jersey Clean Energy Program	`CleanEnergyProgramCurrent`	$14.05M	USD	Point-in-time
New Jersey Clean Energy Program	`CleanEnergyProgramCurrent`	$14.20M	USD	Point-in-time
Derivatives, at fair value	`DerivativeLiabilitiesCurrent`	$46.65M	USD	Point-in-time
Derivatives, at fair value	`DerivativeLiabilitiesCurrent`	$46.54M	USD	Point-in-time
Liabilities held for sale	`DisposalGroupIncludingDiscontinuedOperationLiabilitiesHeldForSale`	$4.18M	USD	Point-in-time
Liabilities held for sale	`DisposalGroupIncludingDiscontinuedOperationLiabilitiesHeldForSale`	-	USD	Point-in-time
Customers credit balances and deposits	`CustomerAdvancesAndDepositsCurrent`	$26.96M	USD	Point-in-time
Customers credit balances and deposits	`CustomerAdvancesAndDepositsCurrent`	$27.32M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$802.92M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$750.98M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$242.44M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$514.71M	USD	Point-in-time
Deferred investment tax credits	`AccumulatedDeferredInvestmentTaxCredit`	$3.98M	USD	Point-in-time
Deferred investment tax credits	`AccumulatedDeferredInvestmentTaxCredit`	$4.30M	USD	Point-in-time
Deferred gain	`DeferredRevenueNoncurrent`	$27.73M	USD	Point-in-time
Deferred gain	`DeferredRevenueNoncurrent`	$9.10M	USD	Point-in-time
Derivatives, at fair value	`DerivativeLiabilitiesNoncurrent`	$11.33M	USD	Point-in-time
Derivatives, at fair value	`DerivativeLiabilitiesNoncurrent`	$22.98M	USD	Point-in-time
Manufactured gas plant remediation	`AccruedEnvironmentalLossContingenciesNoncurrent`	$130.80M	USD	Point-in-time
Manufactured gas plant remediation	`AccruedEnvironmentalLossContingenciesNoncurrent`	$149.00M	USD	Point-in-time
Postemployment employee benefit liability	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$137.01M	USD	Point-in-time
Postemployment employee benefit liability	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$128.89M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$14.51M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$209.14M	USD	Point-in-time
Asset retirement obligation	`AssetRetirementObligationsNoncurrent`	$28.69M	USD	Point-in-time
Asset retirement obligation	`AssetRetirementObligationsNoncurrent`	$31.42M	USD	Point-in-time
Other noncurrent liabilities	`OtherLiabilitiesNoncurrent`	$8.96M	USD	Point-in-time
Other noncurrent liabilities	`OtherLiabilitiesNoncurrent`	$9.99M	USD	Point-in-time
Total noncurrent liabilities	`LiabilitiesNoncurrent`	$793.09M	USD	Point-in-time
Total noncurrent liabilities	`LiabilitiesNoncurrent`	$891.87M	USD	Point-in-time
Commitments and contingent liabilities	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingent liabilities	`CommitmentsAndContingencies`	-	USD	Point-in-time
Total capitalization and liabilities	`LiabilitiesAndStockholdersEquity`	$3.93B	USD	Point-in-time
Total capitalization and liabilities	`LiabilitiesAndStockholdersEquity`	$4.14B	USD	Point-in-time

Income Statement 106 line items

Line Item	Tag	Value	Unit	Period
Utility	`RegulatedOperatingRevenueGas`	$731.87M	USD	Annual
Utility	`RegulatedOperatingRevenueGas`	$695.64M	USD	Annual
Utility	`RegulatedOperatingRevenueGas`	$594.35M	USD	Annual
Nonutility	`UnregulatedOperatingRevenue`	$1.57B	USD	Annual
Nonutility	`UnregulatedOperatingRevenue`	$2.18B	USD	Annual
Nonutility	`UnregulatedOperatingRevenue`	$1.29B	USD	Annual
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$705.30M	USD	1 Quarter
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$536.52M	USD	1 Quarter
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$1.02B	USD	1 Quarter
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$1.88B	USD	Annual
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$733.55M	USD	1 Quarter
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$647.33M	USD	1 Quarter
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$2.92B	USD	Annual
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$457.52M	USD	1 Quarter
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$541.03M	USD	1 Quarter
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$2.27B	USD	Annual
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$543.43M	USD	1 Quarter
Utility	`CostOfDomesticRegulatedGasRevenue`	$205.03M	USD	Annual
Utility	`CostOfDomesticRegulatedGasRevenue`	$258.69M	USD	Annual
Utility	`CostOfDomesticRegulatedGasRevenue`	$276.00M	USD	Annual
Nonutility	`CostOfGoodsAndServicesSold`	$1.44B	USD	Annual
Nonutility	`CostOfGoodsAndServicesSold`	$1.14B	USD	Annual
Nonutility	`CostOfGoodsAndServicesSold`	$1.99B	USD	Annual
Related parties	`RelatedPartiesAmountInCostOfSales`	$8.34M	USD	Annual
Related parties	`RelatedPartiesAmountInCostOfSales`	$8.35M	USD	Annual
Related parties	`RelatedPartiesAmountInCostOfSales`	$8.51M	USD	Annual
Operation and maintenance	`OtherCostAndExpenseOperating`	$266.92M	USD	Annual
Operation and maintenance	`OtherCostAndExpenseOperating`	$226.36M	USD	Annual
Operation and maintenance	`OtherCostAndExpenseOperating`	$208.42M	USD	Annual
Regulatory rider expenses	`UtilitiesOperatingExpenseOther`	$38.97M	USD	Annual
Regulatory rider expenses	`UtilitiesOperatingExpenseOther`	$39.30M	USD	Annual
Regulatory rider expenses	`UtilitiesOperatingExpenseOther`	$40.24M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$81.84M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$85.70M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$72.75M	USD	Annual
Energy and other taxes	`ExciseAndSalesTaxes`	$40.22M	USD	Annual
Energy and other taxes	`ExciseAndSalesTaxes`	$49.37M	USD	Annual
Energy and other taxes	`ExciseAndSalesTaxes`	$52.10M	USD	Annual
Total operating expenses	`OperatingExpenses`	$1.71B	USD	Annual
Total operating expenses	`OperatingExpenses`	$2.10B	USD	Annual
Total operating expenses	`OperatingExpenses`	$2.72B	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$17.97M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$-32.05M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$41.48M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$177.79M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$167.53M	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$167.04M	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$-37.67M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$75.25M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$139.65M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$-19.30M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$196.08M	USD	Annual
Other income, net	`OtherNonoperatingIncomeExpense`	$9.20M	USD	Annual
Other income, net	`OtherNonoperatingIncomeExpense`	$16.85M	USD	Annual
Other income, net	`OtherNonoperatingIncomeExpense`	$14.44M	USD	Annual
Interest expense, net of capitalized interest	`InterestExpense`	$44.89M	USD	Annual
Interest expense, net of capitalized interest	`InterestExpense`	$46.29M	USD	Annual
Interest expense, net of capitalized interest	`InterestExpense`	$31.04M	USD	Annual
INCOME BEFORE INCOME TAXES AND EQUITY IN EARNINGS OF AFFILIATES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$145.69M	USD	Annual
INCOME BEFORE INCOME TAXES AND EQUITY IN EARNINGS OF AFFILIATES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$166.64M	USD	Annual
INCOME BEFORE INCOME TAXES AND EQUITY IN EARNINGS OF AFFILIATES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$136.59M	USD	Annual
Income tax (benefit) provision	`IncomeTaxExpenseBenefit`	$23.53M	USD	Annual
Income tax (benefit) provision	`IncomeTaxExpenseBenefit`	$-53.78M	USD	Annual
Income tax (benefit) provision	`IncomeTaxExpenseBenefit`	$18.34M	USD	Annual
Equity in earnings of affiliates	`IncomeLossFromEquityMethodInvestments`	$9.52M	USD	Annual
Equity in earnings of affiliates	`IncomeLossFromEquityMethodInvestments`	$13.81M	USD	Annual
Equity in earnings of affiliates	`IncomeLossFromEquityMethodInvestments`	$13.01M	USD	Annual
NET INCOME	`NetIncomeLoss`	$131.67M	USD	Annual
NET INCOME	`NetIncomeLoss`	$-36.52M	USD	1 Quarter
NET INCOME	`NetIncomeLoss`	$140.27M	USD	1 Quarter
NET INCOME	`NetIncomeLoss`	$132.06M	USD	Annual
NET INCOME	`NetIncomeLoss`	$114.70M	USD	1 Quarter
NET INCOME	`NetIncomeLoss`	$-16.25M	USD	1 Quarter
NET INCOME	`NetIncomeLoss`	$18.96M	USD	1 Quarter
NET INCOME	`NetIncomeLoss`	$233.44M	USD	Annual
NET INCOME	`NetIncomeLoss`	$34.93M	USD	1 Quarter
NET INCOME	`NetIncomeLoss`	$123.70M	USD	1 Quarter
NET INCOME	`NetIncomeLoss`	$-14.27M	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$1.53	USD	Annual
Basic (in dollars per share)	`EarningsPerShareBasic`	$-0.16	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$-0.18	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$2.66	USD	Annual
Basic (in dollars per share)	`EarningsPerShareBasic`	$1.60	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$1.53	USD	Annual
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.22	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$1.42	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$-0.42	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.41	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$1.33	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.22	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$-0.42	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.52	USD	Annual
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$-0.18	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$2.64	USD	Annual
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.40	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.32	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$-0.16	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.52	USD	Annual
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.42	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.59	USD	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	85.88M	shares	Annual
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	86.32M	shares	Annual
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	87.69M	shares	Annual
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	86.73M	shares	Annual
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	87.14M	shares	Annual
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	88.31M	shares	Annual

Cash Flow Statement 193 line items

Line Item	Tag	Value	Unit	Period
Net income	`NetIncomeLoss`	$131.67M	USD	Annual
Net income	`NetIncomeLoss`	$-36.52M	USD	1 Quarter
Net income	`NetIncomeLoss`	$140.27M	USD	1 Quarter
Net income	`NetIncomeLoss`	$132.06M	USD	Annual
Net income	`NetIncomeLoss`	$114.70M	USD	1 Quarter
Net income	`NetIncomeLoss`	$-16.25M	USD	1 Quarter
Net income	`NetIncomeLoss`	$18.96M	USD	1 Quarter
Net income	`NetIncomeLoss`	$233.44M	USD	Annual
Net income	`NetIncomeLoss`	$34.93M	USD	1 Quarter
Net income	`NetIncomeLoss`	$123.70M	USD	1 Quarter
Net income	`NetIncomeLoss`	$-14.27M	USD	1 Quarter
Unrealized loss (gain) on derivative instruments	`UnrealizedGainLossOnDerivatives`	$-46.88M	USD	Annual
Unrealized loss (gain) on derivative instruments	`UnrealizedGainLossOnDerivatives`	$11.24M	USD	Annual
Unrealized loss (gain) on derivative instruments	`UnrealizedGainLossOnDerivatives`	$-26.77M	USD	Annual
Gain on sale of available for sale securities	`GainLossOnDispositionOfAssets1`	-	USD	Annual
Gain on sale of available for sale securities	`GainLossOnDispositionOfAssets1`	$5.33M	USD	Annual
Gain on sale of available for sale securities	`GainLossOnDispositionOfAssets1`	$7.29M	USD	Annual
Gain on sale of businesses	`GainLossOnSaleOfBusiness`	-	USD	Annual
Gain on sale of businesses	`GainLossOnSaleOfBusiness`	$4.66M	USD	Annual
Gain on sale of businesses	`GainLossOnSaleOfBusiness`	-	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$81.84M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$85.70M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$72.75M	USD	Annual
Amortization of acquired wholesale energy contracts	`AmortizationOfAcquiredContracts`	$762.00K	USD	Annual
Amortization of acquired wholesale energy contracts	`AmortizationOfAcquiredContracts`	-	USD	Annual
Amortization of acquired wholesale energy contracts	`AmortizationOfAcquiredContracts`	$18.22M	USD	Annual
Allowance for equity used during construction	`IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction`	$5.53M	USD	Annual
Allowance for equity used during construction	`IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction`	$4.38M	USD	Annual
Allowance for equity used during construction	`IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction`	$3.87M	USD	Annual
Allowance for doubtful accounts	`ProvisionForDoubtfulAccounts`	$2.02M	USD	Annual
Allowance for doubtful accounts	`ProvisionForDoubtfulAccounts`	$1.62M	USD	Annual
Allowance for doubtful accounts	`ProvisionForDoubtfulAccounts`	$2.58M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$27.72M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$41.44M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$15.59M	USD	Annual
Deferred income tax benefit due to tax legislation	`DeferredIncomeTaxBenefitTaxLegislation`	-	USD	Annual
Deferred income tax benefit due to tax legislation	`DeferredIncomeTaxBenefitTaxLegislation`	-	USD	Annual
Deferred income tax benefit due to tax legislation	`DeferredIncomeTaxBenefitTaxLegislation`	$-75.74M	USD	Annual
Manufactured gas plant remediation costs	`PaymentsForEnvironmentalLiabilities`	$8.11M	USD	Annual
Manufactured gas plant remediation costs	`PaymentsForEnvironmentalLiabilities`	$10.93M	USD	Annual
Manufactured gas plant remediation costs	`PaymentsForEnvironmentalLiabilities`	$16.17M	USD	Annual
Equity in earnings, net of distributions received from equity investees	`IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions`	$462.00K	USD	Annual
Equity in earnings, net of distributions received from equity investees	`IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions`	$-4.53M	USD	Annual
Equity in earnings, net of distributions received from equity investees	`IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions`	$1.73M	USD	Annual
Cost of removal - asset retirement obligations	`AssetRetirementObligationCashPaidToSettle`	$298.00K	USD	Annual
Cost of removal - asset retirement obligations	`AssetRetirementObligationCashPaidToSettle`	$403.00K	USD	Annual
Cost of removal - asset retirement obligations	`AssetRetirementObligationCashPaidToSettle`	$484.00K	USD	Annual
Contributions to postemployment benefit plans	`PensionAndOtherPostretirementBenefitContributions`	$6.36M	USD	Annual
Contributions to postemployment benefit plans	`PensionAndOtherPostretirementBenefitContributions`	$33.36M	USD	Annual
Contributions to postemployment benefit plans	`PensionAndOtherPostretirementBenefitContributions`	$6.08M	USD	Annual
Tax benefit of delivered shares from stock based compensation	`ExcessTaxBenefitFromShareBasedCompensationOperatingActivities`	$-2.95M	USD	Annual
Tax benefit of delivered shares from stock based compensation	`ExcessTaxBenefitFromShareBasedCompensationOperatingActivities`	$-1.75M	USD	Annual
Tax benefit of delivered shares from stock based compensation	`ExcessTaxBenefitFromShareBasedCompensationOperatingActivities`	$-1.28M	USD	Annual
Components of working capital	`IncreaseDecreaseInOperatingCapital`	$-17.08M	USD	Annual
Components of working capital	`IncreaseDecreaseInOperatingCapital`	$-97.00M	USD	Annual
Components of working capital	`IncreaseDecreaseInOperatingCapital`	$123.33M	USD	Annual
Other noncurrent assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$-3.93M	USD	Annual
Other noncurrent assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$-17.86M	USD	Annual
Other noncurrent assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$-13.98M	USD	Annual
Other noncurrent liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$-2.08M	USD	Annual
Other noncurrent liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$13.99M	USD	Annual
Other noncurrent liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$21.34M	USD	Annual
Cash flows from operating activities	`NetCashProvidedByUsedInOperatingActivities`	$398.29M	USD	Annual
Cash flows from operating activities	`NetCashProvidedByUsedInOperatingActivities`	$142.63M	USD	Annual
Cash flows from operating activities	`NetCashProvidedByUsedInOperatingActivities`	$248.05M	USD	Annual
Utility plant	`PaymentsToAcquirePropertyPlantAndEquipment`	$176.07M	USD	Annual
Utility plant	`PaymentsToAcquirePropertyPlantAndEquipment`	$206.88M	USD	Annual
Utility plant	`PaymentsToAcquirePropertyPlantAndEquipment`	$144.11M	USD	Annual
Solar and wind equipment	`PaymentsToAcquireOtherProductiveAssets`	$149.06M	USD	Annual
Solar and wind equipment	`PaymentsToAcquireOtherProductiveAssets`	$123.42M	USD	Annual
Solar and wind equipment	`PaymentsToAcquireOtherProductiveAssets`	$149.40M	USD	Annual
Midstream and other	`PaymentsToAcquireOtherPropertyPlantAndEquipment`	$1.90M	USD	Annual
Midstream and other	`PaymentsToAcquireOtherPropertyPlantAndEquipment`	$2.43M	USD	Annual
Midstream and other	`PaymentsToAcquireOtherPropertyPlantAndEquipment`	$6.64M	USD	Annual
Cost of removal	`PaymentsForRemovalCosts`	$47.64M	USD	Annual
Cost of removal	`PaymentsForRemovalCosts`	$32.14M	USD	Annual
Cost of removal	`PaymentsForRemovalCosts`	$29.07M	USD	Annual
Acquisition of retail and wholesale energy contracts	`PaymentstoAcquireBusinessesEnergyContractFairValue`	$-55.66M	USD	Annual
Acquisition of retail and wholesale energy contracts	`PaymentstoAcquireBusinessesEnergyContractFairValue`	-	USD	Annual
Acquisition of retail and wholesale energy contracts	`PaymentstoAcquireBusinessesEnergyContractFairValue`	-	USD	Annual
Investments in equity investees	`PaymentsToAcquireOtherInvestments`	$16.15M	USD	Annual
Investments in equity investees	`PaymentsToAcquireOtherInvestments`	$27.07M	USD	Annual
Investments in equity investees	`PaymentsToAcquireOtherInvestments`	$11.18M	USD	Annual
Distributions from equity investees in excess of equity in earnings	`ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital`	$3.12M	USD	Annual
Distributions from equity investees in excess of equity in earnings	`ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital`	$2.35M	USD	Annual
Distributions from equity investees in excess of equity in earnings	`ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital`	$2.75M	USD	Annual
Acquisition of retail and wholesale energy contracts	`PaymentsToAcquireBusinessesGross`	-	USD	Annual
Acquisition of retail and wholesale energy contracts	`PaymentsToAcquireBusinessesGross`	-	USD	Annual
Acquisition of retail and wholesale energy contracts	`PaymentsToAcquireBusinessesGross`	$10.00M	USD	Annual
(Deposits to) withdrawal from restricted cash construction fund	`IncreaseDecreaseInRestrictedCash`	$-979.00K	USD	Annual
(Deposits to) withdrawal from restricted cash construction fund	`IncreaseDecreaseInRestrictedCash`	$-1.32M	USD	Annual
(Deposits to) withdrawal from restricted cash construction fund	`IncreaseDecreaseInRestrictedCash`	$9.00K	USD	Annual
Proceeds from sale of property, net of closing costs	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$9.44M	USD	Annual
Proceeds from sale of property, net of closing costs	`ProceedsFromSaleOfPropertyPlantAndEquipment`	-	USD	Annual
Proceeds from sale of property, net of closing costs	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$748.00K	USD	Annual
Proceeds from sale of businesses, net of closing costs	`ProceedsFromDivestitureOfBusinesses`	$27.92M	USD	Annual
Proceeds from sale of businesses, net of closing costs	`ProceedsFromDivestitureOfBusinesses`	-	USD	Annual
Proceeds from sale of businesses, net of closing costs	`ProceedsFromDivestitureOfBusinesses`	-	USD	Annual
Proceeds from sale of available for sale securities, net	`ProceedsFromSaleOfAvailableForSaleSecurities`	-	USD	Annual
Proceeds from sale of available for sale securities, net	`ProceedsFromSaleOfAvailableForSaleSecurities`	$6.64M	USD	Annual
Proceeds from sale of available for sale securities, net	`ProceedsFromSaleOfAvailableForSaleSecurities`	$6.62M	USD	Annual
Cash flows used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-363.19M	USD	Annual
Cash flows used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-373.10M	USD	Annual
Cash flows used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-390.66M	USD	Annual
Proceeds from long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$100.00M	USD	Annual
Proceeds from long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$225.00M	USD	Annual
Proceeds from long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$275.00M	USD	Annual
Payments of long-term debt	`RepaymentsOfLongTermDebt`	$165.49M	USD	Annual
Payments of long-term debt	`RepaymentsOfLongTermDebt`	$13.29M	USD	Annual
Payments of long-term debt	`RepaymentsOfLongTermDebt`	$97.85M	USD	Annual
(Payments of) proceeds from short-term debt, net	`ProceedsFromRepaymentsOfShortTermDebt`	$144.30M	USD	Annual
(Payments of) proceeds from short-term debt, net	`ProceedsFromRepaymentsOfShortTermDebt`	$-114.05M	USD	Annual
(Payments of) proceeds from short-term debt, net	`ProceedsFromRepaymentsOfShortTermDebt`	$55.35M	USD	Annual
Proceeds from sale-leaseback transaction - solar	`SaleLeasebackTransactionNetProceedsFinancingActivitiesSolar`	$71.54M	USD	Annual
Proceeds from sale-leaseback transaction - solar	`SaleLeasebackTransactionNetProceedsFinancingActivitiesSolar`	-	USD	Annual
Proceeds from sale-leaseback transaction - solar	`SaleLeasebackTransactionNetProceedsFinancingActivitiesSolar`	$32.90M	USD	Annual
Proceeds from sale-leaseback transaction - gas meters	`SaleLeasebackTransactionNetProceedsFinancingActivities`	$9.59M	USD	Annual
Proceeds from sale-leaseback transaction - gas meters	`SaleLeasebackTransactionNetProceedsFinancingActivities`	$7.82M	USD	Annual
Proceeds from sale-leaseback transaction - gas meters	`SaleLeasebackTransactionNetProceedsFinancingActivities`	$7.11M	USD	Annual
Payments of common stock dividends	`PaymentsOfDividendsCommonStock`	$82.44M	USD	Annual
Payments of common stock dividends	`PaymentsOfDividendsCommonStock`	$95.83M	USD	Annual
Payments of common stock dividends	`PaymentsOfDividendsCommonStock`	$87.99M	USD	Annual
Proceeds from waiver discount issuance of common stock	`ProceedsFromWaiverDiscountIssuanceOfCommonStock`	$41.68M	USD	Annual
Proceeds from waiver discount issuance of common stock	`ProceedsFromWaiverDiscountIssuanceOfCommonStock`	-	USD	Annual
Proceeds from waiver discount issuance of common stock	`ProceedsFromWaiverDiscountIssuanceOfCommonStock`	-	USD	Annual
Proceeds from issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	$17.49M	USD	Annual
Proceeds from issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	$17.14M	USD	Annual
Proceeds from issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	$16.01M	USD	Annual
Purchases of treasury stock	`PaymentsForRepurchaseOfCommonStock`	$6.36M	USD	Annual
Purchases of treasury stock	`PaymentsForRepurchaseOfCommonStock`	$1.01M	USD	Annual
Purchases of treasury stock	`PaymentsForRepurchaseOfCommonStock`	-	USD	Annual
Tax withholding payments related to net settled stock compensation	`ExcessTaxBenefitFromShareBasedCompensationFinancingActivities`	$-13.76M	USD	Annual
Tax withholding payments related to net settled stock compensation	`ExcessTaxBenefitFromShareBasedCompensationFinancingActivities`	$-3.55M	USD	Annual
Tax withholding payments related to net settled stock compensation	`ExcessTaxBenefitFromShareBasedCompensationFinancingActivities`	$-4.79M	USD	Annual
Cash flows (used in) from financing activities	`NetCashProvidedByUsedInFinancingActivities`	$107.30M	USD	Annual
Cash flows (used in) from financing activities	`NetCashProvidedByUsedInFinancingActivities`	$253.18M	USD	Annual
Cash flows (used in) from financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-25.95M	USD	Annual
Change in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-768.00K	USD	Annual
Change in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$32.62M	USD	Annual
Change in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-35.32M	USD	Annual
Cash and cash equivalents at beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$4.93M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$1.46M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$2.23M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$37.55M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashAndCashEquivalentsAtCarryingValue`	$4.93M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashAndCashEquivalentsAtCarryingValue`	$1.46M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashAndCashEquivalentsAtCarryingValue`	$2.23M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashAndCashEquivalentsAtCarryingValue`	$37.55M	USD	Point-in-time
Receivables	`IncreaseDecreaseInAccountsReceivable`	$-11.30M	USD	Annual
Receivables	`IncreaseDecreaseInAccountsReceivable`	$56.97M	USD	Annual
Receivables	`IncreaseDecreaseInAccountsReceivable`	$7.52M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$-15.46M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$-3.02M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$45.99M	USD	Annual
Recovery of gas costs	`IncreaseDecreaseInRecoverableRefundableGasCosts`	$-30.44M	USD	Annual
Recovery of gas costs	`IncreaseDecreaseInRecoverableRefundableGasCosts`	$39.64M	USD	Annual
Recovery of gas costs	`IncreaseDecreaseInRecoverableRefundableGasCosts`	$90.00K	USD	Annual
Gas purchases payable	`IncreaseDecreaseInOtherAccountsPayable`	$51.19M	USD	Annual
Gas purchases payable	`IncreaseDecreaseInOtherAccountsPayable`	$-11.96M	USD	Annual
Gas purchases payable	`IncreaseDecreaseInOtherAccountsPayable`	$20.66M	USD	Annual
Gas purchases payable - related parties	`IncreaseDecreaseInDueToRelatedPartiesCurrent`	$-411.00K	USD	Annual
Gas purchases payable - related parties	`IncreaseDecreaseInDueToRelatedPartiesCurrent`	$-1.00K	USD	Annual
Gas purchases payable - related parties	`IncreaseDecreaseInDueToRelatedPartiesCurrent`	$2.00K	USD	Annual
Prepaid and accrued taxes	`IncreaseDecreaseInPrepaidAndAccruedTaxes`	$1.25M	USD	Annual
Prepaid and accrued taxes	`IncreaseDecreaseInPrepaidAndAccruedTaxes`	$2.38M	USD	Annual
Prepaid and accrued taxes	`IncreaseDecreaseInPrepaidAndAccruedTaxes`	$10.37M	USD	Annual
Accounts payable and other	`IncreaseDecreaseInAccountsPayable`	$13.09M	USD	Annual
Accounts payable and other	`IncreaseDecreaseInAccountsPayable`	$40.42M	USD	Annual
Accounts payable and other	`IncreaseDecreaseInAccountsPayable`	$-15.66M	USD	Annual
Restricted broker margin accounts	`IncreaseDecreaseInPayablesToBrokerDealers`	$-30.97M	USD	Annual
Restricted broker margin accounts	`IncreaseDecreaseInPayablesToBrokerDealers`	$-38.75M	USD	Annual
Restricted broker margin accounts	`IncreaseDecreaseInPayablesToBrokerDealers`	$22.57M	USD	Annual
Customers credit balances and deposits	`IncreaseDecreaseInCustomerDeposits`	$12.04M	USD	Annual
Customers credit balances and deposits	`IncreaseDecreaseInCustomerDeposits`	$368.00K	USD	Annual
Customers credit balances and deposits	`IncreaseDecreaseInCustomerDeposits`	$-5.88M	USD	Annual
Other current assets	`IncreaseDecreaseInOtherOperatingAssets`	$-3.35M	USD	Annual
Other current assets	`IncreaseDecreaseInOtherOperatingAssets`	$-10.31M	USD	Annual
Other current assets	`IncreaseDecreaseInOtherOperatingAssets`	$3.63M	USD	Annual
Components of working capital	`IncreaseDecreaseInOperatingCapital`	$-17.08M	USD	Annual
Components of working capital	`IncreaseDecreaseInOperatingCapital`	$-97.00M	USD	Annual
Components of working capital	`IncreaseDecreaseInOperatingCapital`	$123.33M	USD	Annual
Interest (net of amounts capitalized)	`InterestPaidNet`	$44.82M	USD	Annual
Interest (net of amounts capitalized)	`InterestPaidNet`	$32.00M	USD	Annual
Interest (net of amounts capitalized)	`InterestPaidNet`	$44.36M	USD	Annual
Income taxes	`IncomeTaxesPaidNet`	$-6.88M	USD	Annual
Income taxes	`IncomeTaxesPaidNet`	$-3.52M	USD	Annual
Income taxes	`IncomeTaxesPaidNet`	$5.58M	USD	Annual
Accrued capital expenditures	`CapitalExpendituresIncurredButNotYetPaid`	$48.88M	USD	Annual
Accrued capital expenditures	`CapitalExpendituresIncurredButNotYetPaid`	$21.77M	USD	Annual
Accrued capital expenditures	`CapitalExpendituresIncurredButNotYetPaid`	$30.56M	USD	Annual
Inception gain on natural gas swap contract recognized as non-cash proceeds from sale of business	`TransferToInvestments`	-	USD	Annual
Inception gain on natural gas swap contract recognized as non-cash proceeds from sale of business	`TransferToInvestments`	-	USD	Annual
Inception gain on natural gas swap contract recognized as non-cash proceeds from sale of business	`TransferToInvestments`	$14.58M	USD	Annual

Stockholders Equity 42 line items

Line Item	Tag	Value	Unit	Period
Cash dividends declared per share (in usd per share)	`CommonStockDividendsPerShareDeclared`	$1.04	USD	Annual
Cash dividends declared per share (in usd per share)	`CommonStockDividendsPerShareDeclared`	$1.11	USD	Annual
Cash dividends declared per share (in usd per share)	`CommonStockDividendsPerShareDeclared`	$0.97	USD	Annual
Beginning Balance (in shares)	`CommonStockSharesOutstanding`	86.56M	shares	Point-in-time
Beginning Balance (in shares)	`CommonStockSharesOutstanding`	88.29M	shares	Point-in-time
Beginning Balance	`StockholdersEquity`	$1.17B	USD	Point-in-time
Beginning Balance	`StockholdersEquity`	$1.11B	USD	Point-in-time
Beginning Balance	`StockholdersEquity`	$1.24B	USD	Point-in-time
Beginning Balance	`StockholdersEquity`	$1.42B	USD	Point-in-time
Net income	`NetIncomeLoss`	$131.67M	USD	Annual
Net income	`NetIncomeLoss`	$-36.52M	USD	1 Quarter
Net income	`NetIncomeLoss`	$140.27M	USD	1 Quarter
Net income	`NetIncomeLoss`	$132.06M	USD	Annual
Net income	`NetIncomeLoss`	$114.70M	USD	1 Quarter
Net income	`NetIncomeLoss`	$-16.25M	USD	1 Quarter
Net income	`NetIncomeLoss`	$18.96M	USD	1 Quarter
Net income	`NetIncomeLoss`	$233.44M	USD	Annual
Net income	`NetIncomeLoss`	$34.93M	USD	1 Quarter
Net income	`NetIncomeLoss`	$123.70M	USD	1 Quarter
Net income	`NetIncomeLoss`	$-14.27M	USD	1 Quarter
Other comprehensive loss	`OtherComprehensiveIncomeLossNetOfTax`	$-5.76M	USD	Annual
Other comprehensive loss	`OtherComprehensiveIncomeLossNetOfTax`	$-6.08M	USD	Annual
Other comprehensive loss	`OtherComprehensiveIncomeLossNetOfTax`	$11.90M	USD	Annual
Incentive compensation plan	`StockIssuedDuringPeriodValueShareBasedCompensation`	$5.69M	USD	Annual
Incentive compensation plan	`StockIssuedDuringPeriodValueShareBasedCompensation`	$9.40M	USD	Annual
Incentive compensation plan	`StockIssuedDuringPeriodValueShareBasedCompensation`	$16.57M	USD	Annual
Dividend reinvestment plan	`StockIssuedDuringPeriodValueDividendReinvestmentPlan`	$16.06M	USD	Annual
Dividend reinvestment plan	`StockIssuedDuringPeriodValueDividendReinvestmentPlan`	$17.62M	USD	Annual
Dividend reinvestment plan	`StockIssuedDuringPeriodValueDividendReinvestmentPlan`	$17.09M	USD	Annual
Waiver discount	`StockIssuedDuringPeriodValueDividendReinvestmentPlanWaiverDiscount`	$41.68M	USD	Annual
Cash dividend declared ($1.11 per share in 2018, $1.0375 per share in 2017, and $.975 per share in 2016)	`DividendsCommonStockCash`	$97.58M	USD	Annual
Cash dividend declared ($1.11 per share in 2018, $1.0375 per share in 2017, and $.975 per share in 2016)	`DividendsCommonStockCash`	$89.64M	USD	Annual
Cash dividend declared ($1.11 per share in 2018, $1.0375 per share in 2017, and $.975 per share in 2016)	`DividendsCommonStockCash`	$83.86M	USD	Annual
Treasury stock and other	`TreasuryStockValueAcquiredCostMethod`	$7.88M	USD	Annual
Treasury stock and other	`TreasuryStockValueAcquiredCostMethod`	$7.59M	USD	Annual
Treasury stock and other	`TreasuryStockValueAcquiredCostMethod`	$22.79M	USD	Annual
Ending Balance (in shares)	`CommonStockSharesOutstanding`	86.56M	shares	Point-in-time
Ending Balance (in shares)	`CommonStockSharesOutstanding`	88.29M	shares	Point-in-time
Ending Balance	`StockholdersEquity`	$1.17B	USD	Point-in-time
Ending Balance	`StockholdersEquity`	$1.11B	USD	Point-in-time
Ending Balance	`StockholdersEquity`	$1.24B	USD	Point-in-time
Ending Balance	`StockholdersEquity`	$1.42B	USD	Point-in-time

Comprehensive Income 35 line items

Line Item	Tag	Value	Unit	Period
Net income	`NetIncomeLoss`	$131.67M	USD	Annual
Net income	`NetIncomeLoss`	$-36.52M	USD	1 Quarter
Net income	`NetIncomeLoss`	$140.27M	USD	1 Quarter
Tax on unrealized gain (loss) on available for sale securities	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$4.40M	USD	Annual
Tax on unrealized gain (loss) on available for sale securities	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$-6.97M	USD	Annual
Net income	`NetIncomeLoss`	$132.06M	USD	Annual
Net income	`NetIncomeLoss`	$114.70M	USD	1 Quarter
Net income	`NetIncomeLoss`	$-16.25M	USD	1 Quarter
Net income	`NetIncomeLoss`	$18.96M	USD	1 Quarter
Net income	`NetIncomeLoss`	$233.44M	USD	Annual
Net income	`NetIncomeLoss`	$34.93M	USD	1 Quarter
Net income	`NetIncomeLoss`	$123.70M	USD	1 Quarter
Net income	`NetIncomeLoss`	$-14.27M	USD	1 Quarter
Tax on unrealized gain (loss) on available for sale securities	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$-1.50M	USD	Annual
Tax on reclassifications of available for sale securities	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	$-858.00K	USD	Annual
Tax on reclassifications of available for sale securities	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	-	USD	Annual
Tax on reclassifications of available for sale securities	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	-	USD	Annual
Tax on adjustment to postemployment benefit obligation	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-2.47M	USD	Annual
Tax on adjustment to postemployment benefit obligation	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$573.00K	USD	Annual
Unrealized (loss) gain on available for sale securities, net of tax of 6,973, $(4,401) and $1,499, respectively	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$-19.25M	USD	Annual
Tax on adjustment to postemployment benefit obligation	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$3.49M	USD	Annual
Unrealized (loss) gain on available for sale securities, net of tax of 6,973, $(4,401) and $1,499, respectively	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$-2.19M	USD	Annual
Unrealized (loss) gain on available for sale securities, net of tax of 6,973, $(4,401) and $1,499, respectively	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$6.85M	USD	Annual
Reclassifications of losses to net income on available for sale securities, net of tax of $(858), $0 and $0, respectively	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	-	USD	Annual
Reclassifications of losses to net income on available for sale securities, net of tax of $(858), $0 and $0, respectively	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	-	USD	Annual
Reclassifications of losses to net income on available for sale securities, net of tax of $(858), $0 and $0, respectively	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	$-11.65M	USD	Annual
Adjustment to postemployment benefit obligation, net of tax of $(573), $(3,487) and $2,466, respectively	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-1.52M	USD	Annual
Adjustment to postemployment benefit obligation, net of tax of $(573), $(3,487) and $2,466, respectively	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-5.05M	USD	Annual
Adjustment to postemployment benefit obligation, net of tax of $(573), $(3,487) and $2,466, respectively	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$3.57M	USD	Annual
Other comprehensive (loss) income	`OtherComprehensiveIncomeLossNetOfTax`	$-5.76M	USD	Annual
Other comprehensive (loss) income	`OtherComprehensiveIncomeLossNetOfTax`	$-6.08M	USD	Annual
Other comprehensive (loss) income	`OtherComprehensiveIncomeLossNetOfTax`	$11.90M	USD	Annual
Comprehensive income	`ComprehensiveIncomeNetOfTax`	$143.96M	USD	Annual
Comprehensive income	`ComprehensiveIncomeNetOfTax`	$125.91M	USD	Annual
Comprehensive income	`ComprehensiveIncomeNetOfTax`	$227.36M	USD	Annual

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