00003563099/302020FYfalseP1YP7YP5YP2YP3YP5YP7Yus-gaap:PublicUtilitiesPropertyPlantAndEquipmentPlantInServiceus-gaap:LongTermDebtAndCapitalLeaseObligationsCurrentus-gaap:LongTermDebtAndCapitalLeaseObligationsP1YP5YP5Y00003563092019-10-012020-09-30iso4217:USD00003563092020-03-31xbrli:shares00003563092020-11-2600003563092018-10-012019-09-3000003563092017-10-012018-09-300000356309us-gaap:RegulatedOperationMember2019-10-012020-09-300000356309us-gaap:RegulatedOperationMember2018-10-012019-09-300000356309us-gaap:RegulatedOperationMember2017-10-012018-09-300000356309us-gaap:UnregulatedOperationMember2019-10-012020-09-300000356309us-gaap:UnregulatedOperationMember2018-10-012019-09-300000356309us-gaap:UnregulatedOperationMember2017-10-012018-09-30iso4217:USDxbrli:shares0000356309njr:UtilityPlantMember2019-10-012020-09-300000356309njr:UtilityPlantMember2018-10-012019-09-300000356309njr:UtilityPlantMember2017-10-012018-09-300000356309njr:SolarEquipmentMember2019-10-012020-09-300000356309njr:SolarEquipmentMember2018-10-012019-09-300000356309njr:StorageAndTransportationAssetsAndOtherMember2019-10-012020-09-300000356309njr:StorageAndTransportationAssetsAndOtherMember2018-10-012019-09-300000356309njr:StorageAndTransportationAssetsAndOtherMember2017-10-012018-09-3000003563092019-09-3000003563092018-09-3000003563092017-09-3000003563092020-09-300000356309us-gaap:CommonStockMember2017-09-300000356309us-gaap:AdditionalPaidInCapitalMember2017-09-300000356309us-gaap:AccumulatedOtherComprehensiveIncomeMember2017-09-300000356309us-gaap:TreasuryStockMember2017-09-300000356309us-gaap:RetainedEarningsMember2017-09-300000356309us-gaap:RetainedEarningsMember2017-10-012018-09-300000356309us-gaap:AccumulatedOtherComprehensiveIncomeMember2017-10-012018-09-300000356309us-gaap:CommonStockMember2017-10-012018-09-300000356309us-gaap:AdditionalPaidInCapitalMember2017-10-012018-09-300000356309us-gaap:TreasuryStockMember2017-10-012018-09-300000356309us-gaap:CommonStockMember2018-09-300000356309us-gaap:AdditionalPaidInCapitalMember2018-09-300000356309us-gaap:AccumulatedOtherComprehensiveIncomeMember2018-09-300000356309us-gaap:TreasuryStockMember2018-09-300000356309us-gaap:RetainedEarningsMember2018-09-300000356309us-gaap:RetainedEarningsMember2018-10-012019-09-300000356309us-gaap:AccumulatedOtherComprehensiveIncomeMember2018-10-012019-09-300000356309us-gaap:CommonStockMember2018-10-012019-09-300000356309us-gaap:AdditionalPaidInCapitalMember2018-10-012019-09-300000356309us-gaap:TreasuryStockMember2018-10-012019-09-300000356309srt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:AccountingStandardsUpdate201601Memberus-gaap:AccumulatedOtherComprehensiveIncomeMember2018-09-300000356309srt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:AccountingStandardsUpdate201601Memberus-gaap:RetainedEarningsMember2018-09-300000356309srt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:AccountingStandardsUpdate201705Memberus-gaap:RetainedEarningsMember2018-09-300000356309srt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:AccountingStandardsUpdate201705Member2018-09-300000356309srt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:RetainedEarningsMemberus-gaap:AccountingStandardsUpdate201409Member2018-09-300000356309srt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:AccountingStandardsUpdate201409Member2018-09-300000356309us-gaap:CommonStockMember2019-09-300000356309us-gaap:AdditionalPaidInCapitalMember2019-09-300000356309us-gaap:AccumulatedOtherComprehensiveIncomeMember2019-09-300000356309us-gaap:TreasuryStockMember2019-09-300000356309us-gaap:RetainedEarningsMember2019-09-300000356309us-gaap:RetainedEarningsMember2019-10-012020-09-300000356309us-gaap:AccumulatedOtherComprehensiveIncomeMember2019-10-012020-09-300000356309us-gaap:CommonStockMember2019-10-012020-09-300000356309us-gaap:AdditionalPaidInCapitalMember2019-10-012020-09-300000356309us-gaap:TreasuryStockMember2019-10-012020-09-300000356309us-gaap:CommonStockMember2020-09-300000356309us-gaap:AdditionalPaidInCapitalMember2020-09-300000356309us-gaap:AccumulatedOtherComprehensiveIncomeMember2020-09-300000356309us-gaap:TreasuryStockMember2020-09-300000356309us-gaap:RetainedEarningsMember2020-09-30njr:customer0000356309njr:NjngMember2019-10-012020-09-30xbrli:pure0000356309njr:SteckmanRidgeMember2020-09-300000356309njr:PennEastMember2020-09-30njr:subsidiary0000356309njr:NJRRetailHoldingsCorporationMember2019-10-012020-09-300000356309srt:MinimumMember2019-10-012020-09-300000356309srt:MaximumMember2019-10-012020-09-300000356309njr:NjresMember2019-10-012020-09-300000356309njr:NjresMember2018-10-012019-09-300000356309njr:NjresMember2017-10-012018-09-300000356309njr:NjngMember2018-10-012019-09-300000356309njr:NjngMember2017-10-012018-09-300000356309srt:MinimumMemberus-gaap:UnregulatedOperationMembernjr:SolarPropertyMember2017-10-012018-09-300000356309srt:MinimumMemberus-gaap:UnregulatedOperationMembernjr:SolarPropertyMember2018-10-012019-09-300000356309srt:MaximumMemberus-gaap:UnregulatedOperationMembernjr:SolarPropertyMember2018-10-012019-09-300000356309srt:MaximumMemberus-gaap:UnregulatedOperationMembernjr:SolarPropertyMember2017-10-012018-09-300000356309srt:MinimumMemberus-gaap:UnregulatedOperationMembernjr:SolarPropertyMember2020-07-012020-07-010000356309srt:MaximumMemberus-gaap:UnregulatedOperationMembernjr:SolarPropertyMember2020-07-012020-07-010000356309us-gaap:GasDistributionMemberus-gaap:RegulatedOperationMembersrt:MinimumMember2019-10-012020-09-300000356309us-gaap:GasDistributionMembersrt:MaximumMemberus-gaap:RegulatedOperationMember2019-10-012020-09-300000356309us-gaap:GasDistributionMemberus-gaap:RegulatedOperationMember2020-09-300000356309us-gaap:GasDistributionMemberus-gaap:RegulatedOperationMember2019-09-300000356309us-gaap:GasTransmissionMemberus-gaap:RegulatedOperationMembersrt:MinimumMember2019-10-012020-09-300000356309srt:MaximumMemberus-gaap:GasTransmissionMemberus-gaap:RegulatedOperationMember2019-10-012020-09-300000356309us-gaap:RegulatedOperationMemberus-gaap:GasTransmissionMember2020-09-300000356309us-gaap:RegulatedOperationMemberus-gaap:GasTransmissionMember2019-09-300000356309us-gaap:RegulatedOperationMembersrt:MinimumMembernjr:StorageFacilitiesMember2019-10-012020-09-300000356309srt:MaximumMemberus-gaap:RegulatedOperationMembernjr:StorageFacilitiesMember2019-10-012020-09-300000356309us-gaap:RegulatedOperationMembernjr:StorageFacilitiesMember2020-09-300000356309us-gaap:RegulatedOperationMembernjr:StorageFacilitiesMember2019-09-300000356309srt:MinimumMemberus-gaap:UnregulatedOperationMembernjr:SolarPropertyMember2019-10-012020-09-300000356309srt:MaximumMemberus-gaap:UnregulatedOperationMembernjr:SolarPropertyMember2019-10-012020-09-300000356309us-gaap:UnregulatedOperationMembernjr:SolarPropertyMember2020-09-300000356309us-gaap:UnregulatedOperationMembernjr:SolarPropertyMember2019-09-300000356309srt:MinimumMembernjr:MidstreamPropertyMemberus-gaap:UnregulatedOperationMember2019-10-012020-09-300000356309srt:MaximumMembernjr:MidstreamPropertyMemberus-gaap:UnregulatedOperationMember2019-10-012020-09-300000356309njr:MidstreamPropertyMemberus-gaap:UnregulatedOperationMember2020-09-300000356309njr:MidstreamPropertyMemberus-gaap:UnregulatedOperationMember2019-09-300000356309us-gaap:PropertyPlantAndEquipmentOtherTypesMembersrt:MinimumMemberus-gaap:UnregulatedOperationMember2019-10-012020-09-300000356309srt:MaximumMemberus-gaap:PropertyPlantAndEquipmentOtherTypesMemberus-gaap:UnregulatedOperationMember2019-10-012020-09-300000356309us-gaap:PropertyPlantAndEquipmentOtherTypesMemberus-gaap:UnregulatedOperationMember2020-09-300000356309us-gaap:PropertyPlantAndEquipmentOtherTypesMemberus-gaap:UnregulatedOperationMember2019-09-300000356309us-gaap:UnregulatedOperationMembernjr:StorageAndTransportationPropertyBaseGasMember2020-09-300000356309njr:AdelphiaMember2019-10-012020-09-300000356309njr:SevenYearTreasuryRateMember2019-10-012020-09-30utr:mi0000356309njr:TalensMembershipInterestsInIECMembernjr:TalenGenerationLLCMember2020-01-132020-01-130000356309njr:NaturalGasDistributionMember2020-09-30utr:Bcf0000356309njr:NaturalGasDistributionMember2019-09-300000356309njr:EnergyServicesMember2020-09-300000356309njr:EnergyServicesMember2019-09-300000356309njr:StorageAndTransportationMember2020-09-300000356309njr:StorageAndTransportationMember2019-09-300000356309us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2019-10-012020-09-300000356309njr:UtilityPlantAtCostMember2020-09-300000356309njr:UtilityPlantAtCostMember2019-09-300000356309us-gaap:ConstructionInProgressMember2020-09-300000356309us-gaap:ConstructionInProgressMember2019-09-300000356309us-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2020-09-300000356309us-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2019-09-300000356309njr:AccumulatedDepreciationAndAmortizationUtilityPlantMember2020-09-300000356309njr:AccumulatedDepreciationAndAmortizationUtilityPlantMember2019-09-300000356309njr:AccumulatedDepreciationAndAmortizationNonutilityPlantAndEquipmentMember2020-09-300000356309njr:AccumulatedDepreciationAndAmortizationNonutilityPlantAndEquipmentMember2019-09-300000356309us-gaap:OtherOperatingIncomeExpenseMember2019-10-012020-09-300000356309us-gaap:OtherOperatingIncomeExpenseMember2018-10-012019-09-300000356309njr:DepreciationDepletionAndAmortizationMember2019-10-012020-09-300000356309njr:DepreciationDepletionAndAmortizationMember2018-10-012019-09-3000003563092019-01-282019-01-280000356309njr:CommonUnitsMember2019-01-280000356309njr:DominionSharesMember2019-01-2800003563092019-03-062019-03-060000356309njr:NjngMembersrt:MinimumMember2019-10-012020-09-300000356309njr:NjngMembersrt:MaximumMember2019-10-012020-09-300000356309njr:CleanEnergyVenturesMember2019-10-012020-09-300000356309njr:CleanEnergyVenturesMember2017-10-012018-09-300000356309srt:MinimumMembernjr:CleanEnergyVenturesMember2019-10-012020-09-300000356309srt:MaximumMembernjr:CleanEnergyVenturesMember2019-10-012020-09-30njr:plan0000356309us-gaap:PensionPlansDefinedBenefitMember2018-10-012019-09-300000356309us-gaap:PensionPlansDefinedBenefitMember2017-10-012018-09-300000356309us-gaap:PensionPlansDefinedBenefitMember2019-10-012020-09-300000356309us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2019-10-012020-09-300000356309us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2018-10-012019-09-300000356309us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2017-10-012018-09-300000356309njr:AOCIAccumulatedGainLossEquitySecuritiesParentMember2018-09-300000356309us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2018-09-300000356309us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember2018-09-300000356309njr:AOCIAccumulatedGainLossEquitySecuritiesParentMember2018-10-012019-09-300000356309us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2018-10-012019-09-300000356309us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember2018-10-012019-09-300000356309srt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:AccountingStandardsUpdate201601Membernjr:AOCIAccumulatedGainLossEquitySecuritiesParentMember2018-09-300000356309srt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:AccountingStandardsUpdate201601Memberus-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2018-09-300000356309srt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:AccumulatedDefinedBenefitPlansAdjustmentMemberus-gaap:AccountingStandardsUpdate201601Member2018-09-300000356309njr:AOCIAccumulatedGainLossEquitySecuritiesParentMember2019-09-300000356309us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2019-09-300000356309us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember2019-09-300000356309njr:AOCIAccumulatedGainLossEquitySecuritiesParentMember2019-10-012020-09-300000356309us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember2019-10-012020-09-300000356309njr:AOCIAccumulatedGainLossEquitySecuritiesParentMember2020-09-300000356309us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2020-09-300000356309us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember2020-09-300000356309us-gaap:AccountingStandardsUpdate201602Member2019-10-010000356309njr:LeafRiverEnergyCenterLLCMember2019-10-110000356309njr:NaturalGasUtilityMemberus-gaap:OperatingSegmentsMembernjr:NaturalGasDistributionMember2019-10-012020-09-300000356309njr:CleanEnergyVenturesMembernjr:NaturalGasUtilityMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309njr:EnergyServicesMembernjr:NaturalGasUtilityMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309njr:StorageAndTransportationMembernjr:NaturalGasUtilityMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309us-gaap:CorporateNonSegmentMembernjr:HomeServicesandOtherMembernjr:NaturalGasUtilityMember2019-10-012020-09-300000356309njr:NaturalGasUtilityMember2019-10-012020-09-300000356309njr:WholesaleNaturalGasMemberus-gaap:OperatingSegmentsMembernjr:NaturalGasDistributionMember2019-10-012020-09-300000356309njr:WholesaleNaturalGasMembernjr:CleanEnergyVenturesMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309njr:WholesaleNaturalGasMembernjr:EnergyServicesMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309njr:WholesaleNaturalGasMembernjr:StorageAndTransportationMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309us-gaap:CorporateNonSegmentMembernjr:HomeServicesandOtherMembernjr:WholesaleNaturalGasMember2019-10-012020-09-300000356309njr:WholesaleNaturalGasMember2019-10-012020-09-300000356309njr:ServiceContractsMemberus-gaap:OperatingSegmentsMembernjr:NaturalGasDistributionMember2019-10-012020-09-300000356309njr:ServiceContractsMembernjr:CleanEnergyVenturesMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309njr:ServiceContractsMembernjr:EnergyServicesMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309njr:ServiceContractsMembernjr:StorageAndTransportationMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309njr:ServiceContractsMemberus-gaap:CorporateNonSegmentMembernjr:HomeServicesandOtherMember2019-10-012020-09-300000356309njr:ServiceContractsMember2019-10-012020-09-300000356309njr:InstallationandMaintenanceMemberus-gaap:OperatingSegmentsMembernjr:NaturalGasDistributionMember2019-10-012020-09-300000356309njr:InstallationandMaintenanceMembernjr:CleanEnergyVenturesMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309njr:InstallationandMaintenanceMembernjr:EnergyServicesMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309njr:InstallationandMaintenanceMembernjr:StorageAndTransportationMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309us-gaap:CorporateNonSegmentMembernjr:InstallationandMaintenanceMembernjr:HomeServicesandOtherMember2019-10-012020-09-300000356309njr:InstallationandMaintenanceMember2019-10-012020-09-300000356309njr:RenewableEnergyCertificatesMemberus-gaap:OperatingSegmentsMembernjr:NaturalGasDistributionMember2019-10-012020-09-300000356309njr:RenewableEnergyCertificatesMembernjr:CleanEnergyVenturesMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309njr:RenewableEnergyCertificatesMembernjr:EnergyServicesMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309njr:StorageAndTransportationMembernjr:RenewableEnergyCertificatesMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309us-gaap:CorporateNonSegmentMembernjr:HomeServicesandOtherMembernjr:RenewableEnergyCertificatesMember2019-10-012020-09-300000356309njr:RenewableEnergyCertificatesMember2019-10-012020-09-300000356309us-gaap:ElectricityMemberus-gaap:OperatingSegmentsMembernjr:NaturalGasDistributionMember2019-10-012020-09-300000356309us-gaap:ElectricityMembernjr:CleanEnergyVenturesMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309us-gaap:ElectricityMembernjr:EnergyServicesMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309us-gaap:ElectricityMembernjr:StorageAndTransportationMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309us-gaap:CorporateNonSegmentMembernjr:HomeServicesandOtherMemberus-gaap:ElectricityMember2019-10-012020-09-300000356309us-gaap:ElectricityMember2019-10-012020-09-300000356309srt:ConsolidationEliminationsMembernjr:NaturalGasDistributionMember2019-10-012020-09-300000356309srt:ConsolidationEliminationsMembernjr:CleanEnergyVenturesMember2019-10-012020-09-300000356309srt:ConsolidationEliminationsMembernjr:EnergyServicesMember2019-10-012020-09-300000356309njr:StorageAndTransportationMembersrt:ConsolidationEliminationsMember2019-10-012020-09-300000356309njr:HomeServicesandOtherMembersrt:ConsolidationEliminationsMember2019-10-012020-09-300000356309srt:ConsolidationEliminationsMember2019-10-012020-09-300000356309us-gaap:OperatingSegmentsMembernjr:NaturalGasDistributionMember2019-10-012020-09-300000356309njr:CleanEnergyVenturesMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309njr:EnergyServicesMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309njr:StorageAndTransportationMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309us-gaap:CorporateNonSegmentMembernjr:HomeServicesandOtherMember2019-10-012020-09-300000356309njr:NaturalGasUtilityMemberus-gaap:OperatingSegmentsMembernjr:NaturalGasDistributionMember2018-10-012019-09-300000356309njr:CleanEnergyVenturesMembernjr:NaturalGasUtilityMemberus-gaap:OperatingSegmentsMember2018-10-012019-09-300000356309njr:EnergyServicesMembernjr:NaturalGasUtilityMemberus-gaap:OperatingSegmentsMember2018-10-012019-09-300000356309njr:StorageAndTransportationMembernjr:NaturalGasUtilityMemberus-gaap:OperatingSegmentsMember2018-10-012019-09-300000356309us-gaap:CorporateNonSegmentMembernjr:HomeServicesandOtherMembernjr:NaturalGasUtilityMember2018-10-012019-09-300000356309njr:NaturalGasUtilityMember2018-10-012019-09-300000356309us-gaap:OperatingSegmentsMembernjr:WholesaleNaturalGasServicesMembernjr:NaturalGasDistributionMember2018-10-012019-09-300000356309njr:CleanEnergyVenturesMemberus-gaap:OperatingSegmentsMembernjr:WholesaleNaturalGasServicesMember2018-10-012019-09-300000356309njr:EnergyServicesMemberus-gaap:OperatingSegmentsMembernjr:WholesaleNaturalGasServicesMember2018-10-012019-09-300000356309njr:StorageAndTransportationMemberus-gaap:OperatingSegmentsMembernjr:WholesaleNaturalGasServicesMember2018-10-012019-09-300000356309us-gaap:CorporateNonSegmentMembernjr:HomeServicesandOtherMembernjr:WholesaleNaturalGasServicesMember2018-10-012019-09-300000356309njr:WholesaleNaturalGasServicesMember2018-10-012019-09-300000356309njr:ServiceContractsMemberus-gaap:OperatingSegmentsMembernjr:NaturalGasDistributionMember2018-10-012019-09-300000356309njr:ServiceContractsMembernjr:CleanEnergyVenturesMemberus-gaap:OperatingSegmentsMember2018-10-012019-09-300000356309njr:ServiceContractsMembernjr:EnergyServicesMemberus-gaap:OperatingSegmentsMember2018-10-012019-09-300000356309njr:ServiceContractsMembernjr:StorageAndTransportationMemberus-gaap:OperatingSegmentsMember2018-10-012019-09-300000356309njr:ServiceContractsMemberus-gaap:CorporateNonSegmentMembernjr:HomeServicesandOtherMember2018-10-012019-09-300000356309njr:ServiceContractsMember2018-10-012019-09-300000356309njr:InstallationandMaintenanceMemberus-gaap:OperatingSegmentsMembernjr:NaturalGasDistributionMember2018-10-012019-09-300000356309njr:InstallationandMaintenanceMembernjr:CleanEnergyVenturesMemberus-gaap:OperatingSegmentsMember2018-10-012019-09-300000356309njr:InstallationandMaintenanceMembernjr:EnergyServicesMemberus-gaap:OperatingSegmentsMember2018-10-012019-09-300000356309njr:InstallationandMaintenanceMembernjr:StorageAndTransportationMemberus-gaap:OperatingSegmentsMember2018-10-012019-09-300000356309us-gaap:CorporateNonSegmentMembernjr:InstallationandMaintenanceMembernjr:HomeServicesandOtherMember2018-10-012019-09-300000356309njr:InstallationandMaintenanceMember2018-10-012019-09-300000356309us-gaap:ElectricityMemberus-gaap:OperatingSegmentsMembernjr:NaturalGasDistributionMember2018-10-012019-09-300000356309us-gaap:ElectricityMembernjr:CleanEnergyVenturesMemberus-gaap:OperatingSegmentsMember2018-10-012019-09-300000356309us-gaap:ElectricityMembernjr:EnergyServicesMemberus-gaap:OperatingSegmentsMember2018-10-012019-09-300000356309us-gaap:ElectricityMembernjr:StorageAndTransportationMemberus-gaap:OperatingSegmentsMember2018-10-012019-09-300000356309us-gaap:CorporateNonSegmentMembernjr:HomeServicesandOtherMemberus-gaap:ElectricityMember2018-10-012019-09-300000356309us-gaap:ElectricityMember2018-10-012019-09-300000356309srt:ConsolidationEliminationsMembernjr:NaturalGasDistributionMember2018-10-012019-09-300000356309srt:ConsolidationEliminationsMembernjr:CleanEnergyVenturesMember2018-10-012019-09-300000356309srt:ConsolidationEliminationsMembernjr:EnergyServicesMember2018-10-012019-09-300000356309njr:StorageAndTransportationMembersrt:ConsolidationEliminationsMember2018-10-012019-09-300000356309njr:HomeServicesandOtherMembersrt:ConsolidationEliminationsMember2018-10-012019-09-300000356309srt:ConsolidationEliminationsMember2018-10-012019-09-300000356309us-gaap:OperatingSegmentsMembernjr:NaturalGasDistributionMember2018-10-012019-09-300000356309njr:CleanEnergyVenturesMemberus-gaap:OperatingSegmentsMember2018-10-012019-09-300000356309njr:EnergyServicesMemberus-gaap:OperatingSegmentsMember2018-10-012019-09-300000356309njr:StorageAndTransportationMemberus-gaap:OperatingSegmentsMember2018-10-012019-09-300000356309us-gaap:CorporateNonSegmentMembernjr:HomeServicesandOtherMember2018-10-012019-09-300000356309njr:ResidentialMemberus-gaap:OperatingSegmentsMembernjr:NaturalGasDistributionMember2019-10-012020-09-300000356309njr:ResidentialMembernjr:CleanEnergyVenturesMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309njr:ResidentialMembernjr:EnergyServicesMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309njr:ResidentialMembernjr:StorageAndTransportationMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309us-gaap:CorporateNonSegmentMembernjr:ResidentialMember2019-10-012020-09-300000356309njr:ResidentialMember2019-10-012020-09-300000356309njr:CommercialandIndustrialMemberus-gaap:OperatingSegmentsMembernjr:NaturalGasDistributionMember2019-10-012020-09-300000356309njr:CommercialandIndustrialMembernjr:CleanEnergyVenturesMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309njr:CommercialandIndustrialMembernjr:EnergyServicesMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309njr:StorageAndTransportationMembernjr:CommercialandIndustrialMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309us-gaap:CorporateNonSegmentMembernjr:CommercialandIndustrialMember2019-10-012020-09-300000356309njr:CommercialandIndustrialMember2019-10-012020-09-300000356309njr:FirmTransportationMemberus-gaap:OperatingSegmentsMembernjr:NaturalGasDistributionMember2019-10-012020-09-300000356309njr:FirmTransportationMembernjr:CleanEnergyVenturesMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309njr:FirmTransportationMembernjr:EnergyServicesMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309njr:FirmTransportationMembernjr:StorageAndTransportationMemberus-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309us-gaap:CorporateNonSegmentMembernjr:FirmTransportationMember2019-10-012020-09-300000356309njr:FirmTransportationMember2019-10-012020-09-300000356309us-gaap:OperatingSegmentsMembernjr:NaturalGasDistributionMembernjr:InterruptibleandOfftariffMember2019-10-012020-09-300000356309njr:CleanEnergyVenturesMemberus-gaap:OperatingSegmentsMembernjr:InterruptibleandOfftariffMember2019-10-012020-09-300000356309njr:EnergyServicesMemberus-gaap:OperatingSegmentsMembernjr:InterruptibleandOfftariffMember2019-10-012020-09-300000356309njr:StorageAndTransportationMemberus-gaap:OperatingSegmentsMembernjr:InterruptibleandOfftariffMember2019-10-012020-09-300000356309us-gaap:CorporateNonSegmentMembernjr:InterruptibleandOfftariffMember2019-10-012020-09-300000356309njr:InterruptibleandOfftariffMember2019-10-012020-09-300000356309us-gaap:CorporateNonSegmentMember2019-10-012020-09-300000356309njr:ResidentialMemberus-gaap:OperatingSegmentsMembernjr:NaturalGasDistributionMember2018-10-012019-09-300000356309njr:ResidentialMembernjr:CleanEnergyVenturesMemberus-gaap:OperatingSegmentsMember2018-10-012019-09-300000356309njr:ResidentialMembernjr:EnergyServicesMemberus-gaap:OperatingSegmentsMember2018-10-012019-09-300000356309njr:ResidentialMembernjr:StorageAndTransportationMemberus-gaap:OperatingSegmentsMember2018-10-012019-09-300000356309us-gaap:CorporateNonSegmentMembernjr:ResidentialMember2018-10-012019-09-300000356309njr:ResidentialMember2018-10-012019-09-300000356309njr:CommercialandIndustrialMemberus-gaap:OperatingSegmentsMembernjr:NaturalGasDistributionMember2018-10-012019-09-300000356309njr:CommercialandIndustrialMembernjr:CleanEnergyVenturesMemberus-gaap:OperatingSegmentsMember2018-10-012019-09-300000356309njr:CommercialandIndustrialMembernjr:EnergyServicesMemberus-gaap:OperatingSegmentsMember2018-10-012019-09-300000356309njr:StorageAndTransportationMembernjr:CommercialandIndustrialMemberus-gaap:OperatingSegmentsMember2018-10-012019-09-300000356309us-gaap:CorporateNonSegmentMembernjr:CommercialandIndustrialMember2018-10-012019-09-300000356309njr:CommercialandIndustrialMember2018-10-012019-09-300000356309njr:FirmTransportationMemberus-gaap:OperatingSegmentsMembernjr:NaturalGasDistributionMember2018-10-012019-09-300000356309njr:FirmTransportationMembernjr:CleanEnergyVenturesMemberus-gaap:OperatingSegmentsMember2018-10-012019-09-300000356309njr:FirmTransportationMembernjr:EnergyServicesMemberus-gaap:OperatingSegmentsMember2018-10-012019-09-300000356309njr:FirmTransportationMembernjr:StorageAndTransportationMemberus-gaap:OperatingSegmentsMember2018-10-012019-09-300000356309us-gaap:CorporateNonSegmentMembernjr:FirmTransportationMember2018-10-012019-09-300000356309njr:FirmTransportationMember2018-10-012019-09-300000356309us-gaap:OperatingSegmentsMembernjr:NaturalGasDistributionMembernjr:InterruptibleandOfftariffMember2018-10-012019-09-300000356309njr:CleanEnergyVenturesMemberus-gaap:OperatingSegmentsMembernjr:InterruptibleandOfftariffMember2018-10-012019-09-300000356309njr:EnergyServicesMemberus-gaap:OperatingSegmentsMembernjr:InterruptibleandOfftariffMember2018-10-012019-09-300000356309njr:StorageAndTransportationMemberus-gaap:OperatingSegmentsMembernjr:InterruptibleandOfftariffMember2018-10-012019-09-300000356309us-gaap:CorporateNonSegmentMembernjr:InterruptibleandOfftariffMember2018-10-012019-09-300000356309njr:InterruptibleandOfftariffMember2018-10-012019-09-300000356309us-gaap:CorporateNonSegmentMember2018-10-012019-09-300000356309us-gaap:OperatingSegmentsMembernjr:NaturalGasDistributionMember2020-09-300000356309njr:CleanEnergyVenturesMemberus-gaap:OperatingSegmentsMember2020-09-300000356309njr:EnergyServicesMemberus-gaap:OperatingSegmentsMember2020-09-300000356309njr:StorageAndTransportationMemberus-gaap:OperatingSegmentsMember2020-09-300000356309us-gaap:CorporateNonSegmentMember2020-09-300000356309us-gaap:OperatingSegmentsMembernjr:NaturalGasDistributionMember2019-09-300000356309njr:CleanEnergyVenturesMemberus-gaap:OperatingSegmentsMember2019-09-300000356309njr:EnergyServicesMemberus-gaap:OperatingSegmentsMember2019-09-300000356309njr:StorageAndTransportationMemberus-gaap:OperatingSegmentsMember2019-09-300000356309us-gaap:CorporateNonSegmentMember2019-09-300000356309njr:BaseRateStipulationMember2019-10-012020-09-300000356309njr:NewJerseyCleanEnergyProgramMembernjr:NaturalGasDistributionMember2020-09-300000356309njr:NewJerseyCleanEnergyProgramMembernjr:NaturalGasDistributionMember2019-09-300000356309njr:ConservationIncentiveProgramMembernjr:NaturalGasDistributionMember2020-09-300000356309njr:ConservationIncentiveProgramMembernjr:NaturalGasDistributionMember2019-09-300000356309us-gaap:AssetRecoverableGasCostsMembernjr:NaturalGasDistributionMember2020-09-300000356309us-gaap:AssetRecoverableGasCostsMembernjr:NaturalGasDistributionMember2019-09-300000356309njr:NaturalGasDistributionMemberus-gaap:DeferredDerivativeGainLossMember2020-09-300000356309njr:NaturalGasDistributionMemberus-gaap:DeferredDerivativeGainLossMember2019-09-300000356309njr:OtherCurrentRegulatoryAssetsMembernjr:NaturalGasDistributionMember2020-09-300000356309njr:OtherCurrentRegulatoryAssetsMembernjr:NaturalGasDistributionMember2019-09-300000356309njr:EnviromentalRemediationCostsExpendedNetOfRecoveriesMembernjr:NaturalGasDistributionMember2020-09-300000356309njr:EnviromentalRemediationCostsExpendedNetOfRecoveriesMembernjr:NaturalGasDistributionMember2019-09-300000356309us-gaap:EnvironmentalRestorationCostsMembernjr:NaturalGasDistributionMember2020-09-300000356309us-gaap:EnvironmentalRestorationCostsMembernjr:NaturalGasDistributionMember2019-09-300000356309us-gaap:DeferredIncomeTaxChargesMembernjr:NaturalGasDistributionMember2020-09-300000356309us-gaap:DeferredIncomeTaxChargesMembernjr:NaturalGasDistributionMember2019-09-300000356309njr:NaturalGasDistributionMemberus-gaap:RenewableEnergyProgramMember2020-09-300000356309njr:NaturalGasDistributionMemberus-gaap:RenewableEnergyProgramMember2019-09-300000356309us-gaap:PensionAndOtherPostretirementPlansCostsMembernjr:NaturalGasDistributionMember2020-09-300000356309us-gaap:PensionAndOtherPostretirementPlansCostsMembernjr:NaturalGasDistributionMember2019-09-300000356309us-gaap:StormCostsMembernjr:NaturalGasDistributionMember2020-09-300000356309us-gaap:StormCostsMembernjr:NaturalGasDistributionMember2019-09-300000356309us-gaap:RemovalCostsMembernjr:NaturalGasDistributionMember2020-09-300000356309us-gaap:RemovalCostsMembernjr:NaturalGasDistributionMember2019-09-300000356309us-gaap:OtherRegulatoryAssetsLiabilitiesMembernjr:NaturalGasDistributionMember2020-09-300000356309us-gaap:OtherRegulatoryAssetsLiabilitiesMembernjr:NaturalGasDistributionMember2019-09-300000356309njr:LiabilityOverrecoveredGasCostsMembernjr:NaturalGasDistributionMember2020-09-300000356309njr:LiabilityOverrecoveredGasCostsMembernjr:NaturalGasDistributionMember2019-09-300000356309us-gaap:DeferredDerivativeGainLossMembernjr:NaturalGasDistributionMember2020-09-300000356309us-gaap:DeferredDerivativeGainLossMembernjr:NaturalGasDistributionMember2019-09-300000356309njr:TaxActMembernjr:NaturalGasDistributionMember2020-09-300000356309njr:TaxActMembernjr:NaturalGasDistributionMember2019-09-300000356309njr:NewJerseyCleanEnergyProgramMembernjr:NaturalGasDistributionMember2020-09-300000356309njr:NewJerseyCleanEnergyProgramMembernjr:NaturalGasDistributionMember2019-09-300000356309njr:OtherRegulatoryNoncurrentLiabilityMembernjr:NaturalGasDistributionMember2020-09-300000356309njr:OtherRegulatoryNoncurrentLiabilityMembernjr:NaturalGasDistributionMember2019-09-300000356309njr:EnvironmentalRemediationCostsMember2019-10-012020-09-300000356309njr:SAVEGREENMembersrt:MinimumMember2019-10-012020-09-300000356309njr:SAVEGREENMembersrt:MaximumMember2019-10-012020-09-300000356309njr:PostemploymentandOtherBenefitCostsMember2019-10-012020-09-300000356309njr:DeferredStormDamageCostsMember2019-10-012020-09-300000356309njr:OtherRegulatoryAssetNoncurrentPimMember2020-09-300000356309njr:OtherRegulatoryAssetNoncurrentPimMember2019-10-012020-09-300000356309njr:BPUMembernjr:NjngMember2019-03-012019-03-310000356309njr:BPUMembernjr:NjngMember2019-07-022019-07-020000356309njr:BPUMembernjr:NjngMember2019-09-012019-09-300000356309njr:BaseRateStipulationMember2019-11-152019-11-15njr:filings0000356309njr:NjngMembernjr:BGSSMember2019-04-302019-04-300000356309njr:ConservationIncentiveProgramMembernjr:NjngMember2019-04-302019-04-300000356309njr:BGSSCIPFilingMembernjr:NjngMember2019-02-012019-09-300000356309njr:NjngMembernjr:BGSSMember2020-03-272020-03-270000356309njr:BGSSBalancingMembernjr:NjngMember2020-03-272020-03-270000356309njr:ConservationIncentiveProgramMembernjr:NjngMember2020-03-272020-03-270000356309njr:NjngMembernjr:BGSSMember2020-09-092020-09-090000356309njr:BGSSBalancingMembernjr:NjngMember2020-09-092020-09-090000356309njr:ConservationIncentiveProgramMembernjr:NjngMember2020-09-092020-09-090000356309njr:SAVEGREENMember2018-09-302018-09-300000356309njr:SAVEGREENMember2018-09-012018-09-300000356309njr:SAVEGREENMember2020-09-252020-09-250000356309njr:SAVEGREENMember2019-01-012019-01-010000356309njr:NjngMembernjr:NJNGEERecoveryRateMember2019-11-012019-11-010000356309njr:NjngMembernjr:NJNGEERecoveryRateMember2020-05-292020-05-290000356309njr:UsfMember2018-09-012019-09-300000356309njr:RACMember2018-09-012019-09-300000356309njr:NJCEPMember2018-09-012019-09-300000356309njr:NjngMembernjr:June2019AnnualUSFComplianceFilingMember2019-06-242019-06-240000356309njr:NjngMembernjr:RACMember2019-09-272019-09-270000356309njr:NjngMembernjr:NJCEPMember2019-09-272019-09-270000356309njr:NjngMembernjr:RACMember2020-03-162020-03-160000356309njr:NjngMembernjr:NJCEPMember2020-03-162020-03-160000356309njr:NjngMembernjr:June2020AnnualUSFComplianceFilingMember2020-06-252020-06-250000356309njr:RACMember2020-09-292020-09-290000356309njr:NJCEPMember2020-09-292020-09-290000356309njr:SafeSafetyAccelerationAndFacilityEnhancementProgramMember2019-10-012020-09-300000356309njr:SAFEIIMember2019-10-012020-09-30njr:project0000356309njr:NJRISEProgramMember2019-10-012020-09-300000356309srt:MinimumMembernjr:NJRISEProgramMember2019-10-012020-09-300000356309srt:MaximumMembernjr:NJRISEProgramMember2019-10-012020-09-300000356309njr:SAFEIIandNJRISEMember2018-09-172018-09-170000356309njr:SAFEIIandNJRISEMember2019-09-272019-09-270000356309njr:NJRISEAndSAFEIICapitalInvestmentsMembernjr:NjngMember2020-03-302020-03-300000356309njr:NJRISEAndSAFEIICapitalInvestmentsMembernjr:NjngMember2020-03-302020-06-300000356309njr:NJRISEAndSAFEIICapitalInvestmentsMembernjr:NjngMember2020-03-302020-07-240000356309njr:NjngMembernjr:InfrastructureInvestmentProgramIIPMember2019-02-282019-02-28njr:lease0000356309us-gaap:SubsequentEventMembernjr:NjngMembernjr:InfrastructureInvestmentProgramIIPMember2020-10-282020-10-280000356309njr:March2018BGSSCIPFilingMember2018-03-012018-03-010000356309njr:March2018BGSSCIPFilingMember2018-05-222018-05-220000356309us-gaap:TreasuryLockMember2015-06-300000356309njr:SeriesVVMemberus-gaap:FirstMortgageMembernjr:NaturalGasDistributionMember2018-05-300000356309njr:SeriesLlMembernjr:NaturalGasDistributionMember2018-05-150000356309us-gaap:TreasuryLockMember2018-03-132018-03-130000356309njr:SeriesVVMemberus-gaap:FirstMortgageMembernjr:NaturalGasDistributionMember2018-05-110000356309us-gaap:TreasuryLockMember2018-05-110000356309njr:DebtIssuedInSeptember2020Membernjr:NaturalGasDistributionMember2020-09-300000356309us-gaap:TreasuryLockMembernjr:NaturalGasDistributionMember2019-10-012020-09-300000356309us-gaap:InterestRateSwapMembernjr:CreditAgreementDueAugust162019Membernjr:TermLoanMember2018-01-260000356309us-gaap:CorporateNonSegmentMembernjr:DebtIssuedInJuly2020Member2020-07-310000356309us-gaap:CorporateNonSegmentMembernjr:DebtIssuedInSeptember2020Member2020-09-300000356309us-gaap:CorporateNonSegmentMemberus-gaap:TreasuryLockMember2019-10-012020-09-300000356309us-gaap:EnergyRelatedDerivativeMemberus-gaap:NondesignatedMembernjr:NaturalGasDistributionMember2020-09-300000356309us-gaap:EnergyRelatedDerivativeMemberus-gaap:NondesignatedMembernjr:NaturalGasDistributionMember2019-09-300000356309us-gaap:CommodityContractMemberus-gaap:NondesignatedMembernjr:NaturalGasDistributionMember2020-09-300000356309us-gaap:CommodityContractMemberus-gaap:NondesignatedMembernjr:NaturalGasDistributionMember2019-09-300000356309njr:NjresMemberus-gaap:EnergyRelatedDerivativeMemberus-gaap:NondesignatedMember2020-09-300000356309njr:NjresMemberus-gaap:EnergyRelatedDerivativeMemberus-gaap:NondesignatedMember2019-09-300000356309us-gaap:CommodityContractMembernjr:NjresMemberus-gaap:NondesignatedMember2020-09-300000356309us-gaap:CommodityContractMembernjr:NjresMemberus-gaap:NondesignatedMember2019-09-300000356309njr:NjresMemberus-gaap:NondesignatedMemberus-gaap:ForeignExchangeContractMember2020-09-300000356309njr:NjresMemberus-gaap:NondesignatedMemberus-gaap:ForeignExchangeContractMember2019-09-300000356309us-gaap:NondesignatedMember2020-09-300000356309us-gaap:NondesignatedMember2019-09-300000356309us-gaap:EnergyRelatedDerivativeMembernjr:EnergyServicesMember2020-09-300000356309us-gaap:CommodityContractMembernjr:EnergyServicesMember2020-09-300000356309us-gaap:ForeignExchangeContractMembernjr:EnergyServicesMember2020-09-300000356309us-gaap:EnergyRelatedDerivativeMembernjr:NaturalGasDistributionMember2020-09-300000356309us-gaap:CommodityContractMembernjr:NaturalGasDistributionMember2020-09-300000356309us-gaap:EnergyRelatedDerivativeMembernjr:EnergyServicesMember2019-09-300000356309us-gaap:CommodityContractMembernjr:EnergyServicesMember2019-09-300000356309us-gaap:ForeignExchangeContractMembernjr:EnergyServicesMember2019-09-300000356309us-gaap:EnergyRelatedDerivativeMembernjr:NaturalGasDistributionMember2019-09-300000356309us-gaap:CommodityContractMembernjr:NaturalGasDistributionMember2019-09-300000356309us-gaap:SalesMemberus-gaap:EnergyRelatedDerivativeMemberus-gaap:NondesignatedMembernjr:EnergyServicesMember2019-10-012020-09-300000356309us-gaap:SalesMemberus-gaap:EnergyRelatedDerivativeMemberus-gaap:NondesignatedMembernjr:EnergyServicesMember2018-10-012019-09-300000356309us-gaap:SalesMemberus-gaap:EnergyRelatedDerivativeMemberus-gaap:NondesignatedMembernjr:EnergyServicesMember2017-10-012018-09-300000356309njr:NaturalGasPurchasesMemberus-gaap:EnergyRelatedDerivativeMemberus-gaap:NondesignatedMembernjr:EnergyServicesMember2019-10-012020-09-300000356309njr:NaturalGasPurchasesMemberus-gaap:EnergyRelatedDerivativeMemberus-gaap:NondesignatedMembernjr:EnergyServicesMember2018-10-012019-09-300000356309njr:NaturalGasPurchasesMemberus-gaap:EnergyRelatedDerivativeMemberus-gaap:NondesignatedMembernjr:EnergyServicesMember2017-10-012018-09-300000356309us-gaap:CommodityContractMembernjr:NaturalGasPurchasesMemberus-gaap:NondesignatedMembernjr:EnergyServicesMember2019-10-012020-09-300000356309us-gaap:CommodityContractMembernjr:NaturalGasPurchasesMemberus-gaap:NondesignatedMembernjr:EnergyServicesMember2018-10-012019-09-300000356309us-gaap:CommodityContractMembernjr:NaturalGasPurchasesMemberus-gaap:NondesignatedMembernjr:EnergyServicesMember2017-10-012018-09-300000356309njr:NaturalGasPurchasesMemberus-gaap:NondesignatedMemberus-gaap:ForeignExchangeContractMembernjr:EnergyServicesMember2019-10-012020-09-300000356309njr:NaturalGasPurchasesMemberus-gaap:NondesignatedMemberus-gaap:ForeignExchangeContractMembernjr:EnergyServicesMember2018-10-012019-09-300000356309njr:NaturalGasPurchasesMemberus-gaap:NondesignatedMemberus-gaap:ForeignExchangeContractMembernjr:EnergyServicesMember2017-10-012018-09-300000356309us-gaap:CorporateNonSegmentMemberus-gaap:InterestExpenseMemberus-gaap:InterestRateContractMemberus-gaap:NondesignatedMember2019-10-012020-09-300000356309us-gaap:CorporateNonSegmentMemberus-gaap:InterestExpenseMemberus-gaap:InterestRateContractMemberus-gaap:NondesignatedMember2018-10-012019-09-300000356309us-gaap:CorporateNonSegmentMemberus-gaap:InterestExpenseMemberus-gaap:InterestRateContractMemberus-gaap:NondesignatedMember2017-10-012018-09-300000356309us-gaap:NondesignatedMember2019-10-012020-09-300000356309us-gaap:NondesignatedMember2018-10-012019-09-300000356309us-gaap:NondesignatedMember2017-10-012018-09-300000356309us-gaap:EnergyRelatedDerivativeMemberus-gaap:NondesignatedMembernjr:NaturalGasDistributionMember2019-10-012020-09-300000356309us-gaap:EnergyRelatedDerivativeMemberus-gaap:NondesignatedMembernjr:NaturalGasDistributionMember2018-10-012019-09-300000356309us-gaap:EnergyRelatedDerivativeMemberus-gaap:NondesignatedMembernjr:NaturalGasDistributionMember2017-10-012018-09-300000356309us-gaap:CommodityContractMemberus-gaap:NondesignatedMembernjr:NaturalGasDistributionMember2019-10-012020-09-300000356309us-gaap:CommodityContractMemberus-gaap:NondesignatedMembernjr:NaturalGasDistributionMember2018-10-012019-09-300000356309us-gaap:CommodityContractMemberus-gaap:NondesignatedMembernjr:NaturalGasDistributionMember2017-10-012018-09-300000356309us-gaap:InterestRateContractMemberus-gaap:NondesignatedMembernjr:NaturalGasDistributionMember2019-10-012020-09-300000356309us-gaap:InterestRateContractMemberus-gaap:NondesignatedMembernjr:NaturalGasDistributionMember2018-10-012019-09-300000356309us-gaap:InterestRateContractMemberus-gaap:NondesignatedMembernjr:NaturalGasDistributionMember2017-10-012018-09-300000356309us-gaap:NondesignatedMembernjr:NaturalGasDistributionMember2019-10-012020-09-300000356309us-gaap:NondesignatedMembernjr:NaturalGasDistributionMember2018-10-012019-09-300000356309us-gaap:NondesignatedMembernjr:NaturalGasDistributionMember2017-10-012018-09-300000356309us-gaap:TreasuryLockMember2019-10-012020-09-300000356309us-gaap:TreasuryLockMember2018-10-012019-09-300000356309us-gaap:InterestExpenseMemberus-gaap:TreasuryLockMember2019-10-012020-09-300000356309us-gaap:InterestExpenseMemberus-gaap:TreasuryLockMember2018-10-012019-09-300000356309us-gaap:LongMemberus-gaap:FutureMembernjr:NaturalGasDistributionMember2020-09-300000356309us-gaap:LongMemberus-gaap:FutureMembernjr:NaturalGasDistributionMember2019-09-300000356309us-gaap:LongMemberus-gaap:ForwardContractsMembernjr:NaturalGasDistributionMember2020-09-300000356309us-gaap:LongMemberus-gaap:ForwardContractsMembernjr:NaturalGasDistributionMember2019-09-300000356309us-gaap:ShortMemberus-gaap:FutureMembernjr:EnergyServicesMember2020-09-300000356309us-gaap:ShortMemberus-gaap:FutureMembernjr:EnergyServicesMember2019-09-300000356309us-gaap:SwapMemberus-gaap:ShortMembernjr:EnergyServicesMember2020-09-300000356309us-gaap:SwapMemberus-gaap:ShortMembernjr:EnergyServicesMember2019-09-300000356309us-gaap:LongMemberus-gaap:OptionOnSecuritiesMembernjr:EnergyServicesMember2020-09-300000356309us-gaap:LongMemberus-gaap:OptionOnSecuritiesMembernjr:EnergyServicesMember2019-09-300000356309us-gaap:LongMembernjr:EnergyServicesMemberus-gaap:ForwardContractsMember2020-09-300000356309us-gaap:LongMembernjr:EnergyServicesMemberus-gaap:ForwardContractsMember2019-09-300000356309us-gaap:ForeignExchangeContractMember2020-09-300000356309us-gaap:ForeignExchangeContractMember2019-09-30njr:certificate0000356309us-gaap:ExternalCreditRatingInvestmentGradeMember2019-10-012020-09-300000356309us-gaap:ExternalCreditRatingNonInvestmentGradeMember2019-10-012020-09-300000356309njr:InternallyRatedInvestmentGradeMember2019-10-012020-09-300000356309njr:InternallyRatedNoninvestmentGradeMember2019-10-012020-09-300000356309njr:NjngMemberus-gaap:CarryingReportedAmountFairValueDisclosureMemberus-gaap:FairValueInputsLevel2Member2020-09-300000356309njr:NjngMemberus-gaap:CarryingReportedAmountFairValueDisclosureMemberus-gaap:FairValueInputsLevel2Member2019-09-300000356309us-gaap:EstimateOfFairValueFairValueDisclosureMembernjr:NjngMemberus-gaap:FairValueInputsLevel2Member2020-09-300000356309us-gaap:EstimateOfFairValueFairValueDisclosureMembernjr:NjngMemberus-gaap:FairValueInputsLevel2Member2019-09-300000356309njr:NjrMemberus-gaap:CarryingReportedAmountFairValueDisclosureMemberus-gaap:FairValueInputsLevel2Member2020-09-300000356309njr:NjrMemberus-gaap:CarryingReportedAmountFairValueDisclosureMemberus-gaap:FairValueInputsLevel2Member2019-09-300000356309njr:NjrMemberus-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:FairValueInputsLevel2Member2020-09-300000356309njr:NjrMemberus-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:FairValueInputsLevel2Member2019-09-300000356309njr:NjngMember2020-09-300000356309njr:NjngMember2019-09-300000356309njr:NjrMember2020-09-300000356309njr:NjrMember2019-09-300000356309us-gaap:EstimateOfFairValueFairValueDisclosureMembernjr:SolarAssetFinancingMembernjr:CleanEnergyVenturesMember2020-09-300000356309us-gaap:EstimateOfFairValueFairValueDisclosureMembernjr:SolarAssetFinancingMembernjr:CleanEnergyVenturesMember2019-09-300000356309us-gaap:FairValueInputsLevel1Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:EnergyRelatedDerivativeMember2020-09-300000356309us-gaap:FairValueMeasurementsRecurringMemberus-gaap:EnergyRelatedDerivativeMemberus-gaap:FairValueInputsLevel2Member2020-09-300000356309us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Memberus-gaap:EnergyRelatedDerivativeMember2020-09-300000356309us-gaap:FairValueMeasurementsRecurringMemberus-gaap:EnergyRelatedDerivativeMember2020-09-300000356309us-gaap:FairValueInputsLevel1Memberus-gaap:CommodityContractMemberus-gaap:FairValueMeasurementsRecurringMember2020-09-300000356309us-gaap:CommodityContractMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel2Member2020-09-300000356309us-gaap:CommodityContractMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Member2020-09-300000356309us-gaap:CommodityContractMemberus-gaap:FairValueMeasurementsRecurringMember2020-09-300000356309us-gaap:FairValueInputsLevel1Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ForeignExchangeContractMember2020-09-300000356309us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel2Memberus-gaap:ForeignExchangeContractMember2020-09-300000356309us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Memberus-gaap:ForeignExchangeContractMember2020-09-300000356309us-gaap:FairValueMeasurementsRecurringMemberus-gaap:ForeignExchangeContractMember2020-09-300000356309us-gaap:FairValueInputsLevel1Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:MoneyMarketFundsMember2020-09-300000356309us-gaap:FairValueMeasurementsRecurringMemberus-gaap:MoneyMarketFundsMemberus-gaap:FairValueInputsLevel2Member2020-09-300000356309us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Memberus-gaap:MoneyMarketFundsMember2020-09-300000356309us-gaap:FairValueMeasurementsRecurringMemberus-gaap:MoneyMarketFundsMember2020-09-300000356309us-gaap:FairValueInputsLevel1Memberus-gaap:FairValueMeasurementsRecurringMember2020-09-300000356309us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel2Member2020-09-300000356309us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Member2020-09-300000356309us-gaap:FairValueMeasurementsRecurringMember2020-09-300000356309us-gaap:FairValueInputsLevel1Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:EnergyRelatedDerivativeMember2019-09-300000356309us-gaap:FairValueMeasurementsRecurringMemberus-gaap:EnergyRelatedDerivativeMemberus-gaap:FairValueInputsLevel2Member2019-09-300000356309us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Memberus-gaap:EnergyRelatedDerivativeMember2019-09-300000356309us-gaap:FairValueMeasurementsRecurringMemberus-gaap:EnergyRelatedDerivativeMember2019-09-300000356309us-gaap:FairValueInputsLevel1Memberus-gaap:CommodityContractMemberus-gaap:FairValueMeasurementsRecurringMember2019-09-300000356309us-gaap:CommodityContractMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel2Member2019-09-300000356309us-gaap:CommodityContractMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Member2019-09-300000356309us-gaap:CommodityContractMemberus-gaap:FairValueMeasurementsRecurringMember2019-09-300000356309us-gaap:FairValueInputsLevel1Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ForeignExchangeContractMember2019-09-300000356309us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel2Memberus-gaap:ForeignExchangeContractMember2019-09-300000356309us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Memberus-gaap:ForeignExchangeContractMember2019-09-300000356309us-gaap:FairValueMeasurementsRecurringMemberus-gaap:ForeignExchangeContractMember2019-09-300000356309us-gaap:FairValueInputsLevel1Memberus-gaap:FairValueMeasurementsRecurringMember2019-09-300000356309us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel2Member2019-09-300000356309us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Member2019-09-300000356309us-gaap:FairValueMeasurementsRecurringMember2019-09-300000356309njr:SteckmanRidgeMember2019-09-300000356309njr:PennEastMember2019-09-300000356309njr:PennEastMembernjr:NJRPipelineMember2020-09-300000356309njr:PennEastMember2019-10-012020-09-30njr:phase0000356309njr:PennEastMember2020-01-302020-01-300000356309us-gaap:FirstMortgageMembernjr:NjngMembernjr:SeriesOoMember2020-09-300000356309us-gaap:FirstMortgageMembernjr:NjngMembernjr:SeriesOoMember2019-09-300000356309us-gaap:FirstMortgageMembernjr:SeriesPPMembernjr:NjngMember2020-09-300000356309us-gaap:FirstMortgageMembernjr:SeriesPPMembernjr:NjngMember2019-09-300000356309us-gaap:FirstMortgageMembernjr:NjngMembernjr:SeriesQqMember2020-09-300000356309us-gaap:FirstMortgageMembernjr:NjngMembernjr:SeriesQqMember2019-09-300000356309njr:SeriesRrMemberus-gaap:FirstMortgageMembernjr:NjngMember2020-09-300000356309njr:SeriesRrMemberus-gaap:FirstMortgageMembernjr:NjngMember2019-09-300000356309us-gaap:FirstMortgageMembernjr:NjngMembernjr:SeriesSSMember2020-09-300000356309us-gaap:FirstMortgageMembernjr:NjngMembernjr:SeriesSSMember2019-09-300000356309us-gaap:FirstMortgageMembernjr:NjngMembernjr:SeriesTTMember2020-09-300000356309us-gaap:FirstMortgageMembernjr:NjngMembernjr:SeriesTTMember2019-09-300000356309us-gaap:FirstMortgageMembernjr:NjngMembernjr:SeriesUUMember2020-09-300000356309us-gaap:FirstMortgageMembernjr:NjngMembernjr:SeriesUUMember2019-09-300000356309njr:SeriesVVMemberus-gaap:FirstMortgageMembernjr:NjngMember2020-09-300000356309njr:SeriesVVMemberus-gaap:FirstMortgageMembernjr:NjngMember2019-09-300000356309us-gaap:FirstMortgageMembernjr:NjngMembernjr:SeriesWWMember2020-09-300000356309us-gaap:FirstMortgageMembernjr:NjngMembernjr:SeriesWWMember2019-09-300000356309us-gaap:FirstMortgageMembernjr:NjngMembernjr:SeriesXXMember2020-09-300000356309us-gaap:FirstMortgageMembernjr:NjngMembernjr:SeriesXXMember2019-09-300000356309us-gaap:FirstMortgageMembernjr:NjngMembernjr:SeriesYYMember2020-09-300000356309us-gaap:FirstMortgageMembernjr:NjngMembernjr:SeriesYYMember2019-09-300000356309us-gaap:FirstMortgageMembernjr:NjngMembernjr:SeriesZZMember2020-09-300000356309us-gaap:FirstMortgageMembernjr:NjngMembernjr:SeriesZZMember2019-09-300000356309njr:SeriesAAAMemberus-gaap:FirstMortgageMembernjr:NjngMember2020-09-300000356309njr:SeriesAAAMemberus-gaap:FirstMortgageMembernjr:NjngMember2019-09-300000356309us-gaap:FirstMortgageMembernjr:NjngMembernjr:SeriesBBBMember2020-09-300000356309us-gaap:FirstMortgageMembernjr:NjngMembernjr:SeriesBBBMember2019-09-300000356309njr:SeriesCCCMemberus-gaap:FirstMortgageMembernjr:NjngMember2020-09-300000356309njr:SeriesCCCMemberus-gaap:FirstMortgageMembernjr:NjngMember2019-09-300000356309njr:SeriesDDDMemberus-gaap:FirstMortgageMembernjr:NjngMember2020-09-300000356309njr:SeriesDDDMemberus-gaap:FirstMortgageMembernjr:NjngMember2019-09-300000356309njr:SeriesEEEMemberus-gaap:FirstMortgageMembernjr:NjngMember2020-09-300000356309njr:SeriesEEEMemberus-gaap:FirstMortgageMembernjr:NjngMember2019-09-300000356309us-gaap:FirstMortgageMembernjr:NjngMembernjr:SeriesFFFMember2020-09-300000356309us-gaap:FirstMortgageMembernjr:NjngMembernjr:SeriesFFFMember2019-09-300000356309us-gaap:FirstMortgageMembernjr:SeriesGGGMembernjr:NjngMember2020-09-300000356309us-gaap:FirstMortgageMembernjr:SeriesGGGMembernjr:NjngMember2019-09-300000356309us-gaap:FirstMortgageMembernjr:SeriesHHHMembernjr:NjngMember2020-09-300000356309us-gaap:FirstMortgageMembernjr:SeriesHHHMembernjr:NjngMember2019-09-300000356309njr:BuildingCapitalLeaseObligationMembernjr:NjngMember2020-09-300000356309njr:BuildingCapitalLeaseObligationMembernjr:NjngMember2019-09-300000356309njr:NjngMembernjr:MetersCapitalLeaseObligationMember2020-09-300000356309njr:NjngMembernjr:MetersCapitalLeaseObligationMember2019-09-300000356309njr:NjrMembernjr:UnsecuredSeniorNote325Member2020-09-300000356309njr:NjrMembernjr:UnsecuredSeniorNote325Member2019-09-300000356309njr:Unsecuredseniornote3.2Membernjr:NjrMember2020-09-300000356309njr:Unsecuredseniornote3.2Membernjr:NjrMember2019-09-300000356309njr:NjrMembernjr:Unsecuredseniornote3.48Member2020-09-300000356309njr:NjrMembernjr:Unsecuredseniornote3.48Member2019-09-300000356309njr:Unsecuredseniornote3.54Membernjr:NjrMember2020-09-300000356309njr:Unsecuredseniornote3.54Membernjr:NjrMember2019-09-300000356309njr:Unsecuredseniornotes3.96Membernjr:NjrMember2020-09-300000356309njr:Unsecuredseniornotes3.96Membernjr:NjrMember2019-09-300000356309njr:Unsecuredseniornotes3.29Membernjr:NjrMember2020-09-300000356309njr:Unsecuredseniornotes3.29Membernjr:NjrMember2019-09-300000356309njr:UnsecuredSeniorNote36Membernjr:NjrMember2020-09-300000356309njr:UnsecuredSeniorNote36Membernjr:NjrMember2019-09-300000356309njr:UnsecuredSeniorNote35Membernjr:NjrMember2020-09-300000356309njr:UnsecuredSeniorNote35Membernjr:NjrMember2019-09-300000356309us-gaap:SeniorNotesMembernjr:NjrMembernjr:UnsecuredSeniorNotes325DueSeptember2033Member2020-09-300000356309njr:NjrMembernjr:UnsecuredSeniorNotes325DueSeptember2033Member2019-09-300000356309us-gaap:SeniorNotesMembernjr:UnsecuredSeniorNote313Membernjr:NjrMember2020-09-300000356309njr:UnsecuredSeniorNote313Membernjr:NjrMember2019-09-300000356309njr:NjrMember2020-09-300000356309njr:NjrMember2019-09-300000356309njr:NjrcevMember2020-09-300000356309njr:NjrcevMember2019-09-300000356309us-gaap:FirstMortgageMember2020-09-30njr:First_mortgage_bond0000356309njr:NjngMember2019-04-180000356309njr:NjngMember2019-04-182019-04-180000356309us-gaap:FirstMortgageMembernjr:NjngMember2019-04-180000356309njr:NjngMembernjr:UnsecuredSeniorNote3.76Member2019-07-170000356309njr:UnsecuredSeniorNote3.86Membernjr:NjngMember2019-07-170000356309njr:NjngMember2019-08-010000356309njr:NjngMember2019-08-012019-08-010000356309us-gaap:SeniorNotesMembernjr:NjngMember2020-05-140000356309us-gaap:SeniorNotesMembernjr:NjngMembernjr:FixedInterestRateMaturing2050Member2020-05-140000356309us-gaap:SeniorNotesMembernjr:NjngMembernjr:FixedInterestRateMaturing2060Member2020-05-140000356309us-gaap:SeniorNotesMembernjr:NjngMembernjr:FixedInterestRateMaturing2050Member2020-06-300000356309us-gaap:SeniorNotesMembernjr:NjngMembernjr:FixedInterestRateMaturing2050Member2020-07-230000356309us-gaap:SeniorNotesMembernjr:NjngMembernjr:FixedInterestRateMaturing2060Member2020-07-230000356309us-gaap:SeniorNotesMembernjr:NjngMember2020-09-010000356309us-gaap:SeniorNotesMembernjr:NjngMembernjr:FixedInterestRateMaturing2050Member2020-09-010000356309us-gaap:SeniorNotesMembernjr:NjngMembernjr:FixedInterestRateMaturing2060Member2020-09-010000356309us-gaap:SeniorNotesMembernjr:Unsecuredseniornotes3.29Membernjr:NjrMember2019-07-170000356309us-gaap:SeniorNotesMembernjr:Unsecuredseniornotes3.29Membernjr:NjrMember2019-08-150000356309us-gaap:SeniorNotesMembernjr:NjrMember2020-05-140000356309us-gaap:SeniorNotesMembernjr:NjrMembernjr:FixedInterestRateMaturing2030Member2020-05-140000356309us-gaap:SeniorNotesMembernjr:NjrMembernjr:FixedInterestRateMaturing2032Member2020-05-140000356309us-gaap:SeniorNotesMembernjr:NjrMember2020-09-010000356309us-gaap:SeniorNotesMembernjr:UnsecuredSeniorNote313Membernjr:NjrMember2020-09-010000356309us-gaap:SeniorNotesMembernjr:NjrMembernjr:UnsecuredSeniorNotes325DueSeptember2033Member2020-09-010000356309njr:CleanEnergyVenturesMember2020-09-300000356309njr:CommittedCreditFacilitiesDueDecember2023Memberus-gaap:RevolvingCreditFacilityMembernjr:NjrMember2020-09-300000356309njr:CommittedCreditFacilitiesDueDecember2023Memberus-gaap:RevolvingCreditFacilityMembernjr:NjrMember2019-09-300000356309njr:CreditFacilitiesDueApril2021Memberus-gaap:RevolvingCreditFacilityMembernjr:NjrMember2020-09-300000356309njr:CreditFacilitiesDueApril2021Memberus-gaap:RevolvingCreditFacilityMembernjr:NjrMember2019-09-300000356309njr:NjngMembernjr:CommittedCreditFacilitiesDueDecember2023Memberus-gaap:RevolvingCreditFacilityMember2020-09-300000356309njr:NjngMembernjr:CommittedCreditFacilitiesDueDecember2023Memberus-gaap:RevolvingCreditFacilityMember2019-09-300000356309njr:NjngMembernjr:CommittedCreditFacilitiesDueDecember2023Member2020-09-300000356309njr:NjrMemberus-gaap:RevolvingCreditFacilityMember2019-10-012020-09-300000356309njr:LetterofCreditonBehalfofNJRESMembernjr:NjrMember2020-09-300000356309njr:LetterofCreditonBehalfofNJRESMembernjr:NjrMember2019-09-300000356309njr:NjngMemberus-gaap:RevolvingCreditFacilityMember2019-10-012020-09-300000356309us-gaap:LetterOfCreditMembernjr:NjngMember2019-09-300000356309us-gaap:LetterOfCreditMembernjr:NjngMember2020-09-300000356309us-gaap:BridgeLoanMember2019-10-090000356309us-gaap:BridgeLoanMembernjr:DebtInstrumentInterestRateFirst180DaysMember2019-10-092019-10-090000356309njr:DebtInstrumentInterestRateAfter180DaysMemberus-gaap:BridgeLoanMember2019-10-092019-10-090000356309us-gaap:RevolvingCreditFacilityMembernjr:NjrMember2020-04-242020-04-240000356309us-gaap:RevolvingCreditFacilityMembernjr:NjrMember2020-04-240000356309us-gaap:RevolvingCreditFacilityMemberus-gaap:LondonInterbankOfferedRateLIBORMembernjr:NjrMember2020-04-242020-04-240000356309njr:CreditFacilitiesDueApril2021Memberus-gaap:RevolvingCreditFacilityMembernjr:NjrMember2019-12-130000356309us-gaap:SubsequentEventMembernjr:CreditFacilitiesDueApril2021Memberus-gaap:RevolvingCreditFacilityMembernjr:NjrMember2020-10-240000356309us-gaap:RevolvingCreditFacilityMembernjr:NjrMember2018-06-250000356309us-gaap:RevolvingCreditFacilityMembernjr:NjrMember2018-12-05njr:Mutual_option0000356309us-gaap:RevolvingCreditFacilityMembernjr:NjrMember2018-12-052018-12-05njr:debt_instrument0000356309njr:CommittedCreditFacilitiesDueMay2019Membernjr:NjngMemberus-gaap:RevolvingCreditFacilityMember2018-12-050000356309njr:NjngMemberus-gaap:RevolvingCreditFacilityMember2018-12-052018-12-050000356309njr:NjngMemberus-gaap:RevolvingCreditFacilityMember2018-12-050000356309us-gaap:PerformanceSharesMember2019-10-012020-09-300000356309us-gaap:PerformanceSharesMember2018-10-012019-09-300000356309us-gaap:PerformanceSharesMember2017-10-012018-09-300000356309njr:RestrictedandNonRestrictedStockMember2019-10-012020-09-300000356309njr:RestrictedandNonRestrictedStockMember2018-10-012019-09-300000356309njr:RestrictedandNonRestrictedStockMember2017-10-012018-09-300000356309njr:DeferredRetentionStockMember2019-10-012020-09-300000356309njr:DeferredRetentionStockMember2018-10-012019-09-300000356309njr:DeferredRetentionStockMember2017-10-012018-09-300000356309njr:PerformanceSharesMarketConditionAwardMember2020-09-300000356309njr:PerformanceSharesSubjectToPerformanceConditionsMember2020-09-300000356309njr:PerformanceSharesSubjectToPerformanceConditionsMembernjr:VestingSeptember302022Member2020-09-300000356309njr:PerformanceSharesSubjectToPerformanceConditionsMembernjr:VestingAnnuallyOverThreeYearPeriodBeginningSeptember2020Member2020-09-300000356309njr:PerformanceSharesSubjectToPerformanceConditionsMembernjr:VestingAnnuallyOverThreeYearPeriodBeginningSeptember2020Member2019-10-012020-09-300000356309njr:PerformanceSharesMarketConditionAwardMember2019-09-300000356309njr:PerformanceSharesSubjectToPerformanceConditionsMember2019-09-300000356309njr:PerformanceSharesSubjectToPerformanceConditionsMembernjr:VestingSeptember302021Member2019-09-300000356309njr:PerformanceSharesSubjectToPerformanceConditionsMembernjr:VestingAnnuallyOverThreeYearPeriodBeginningSeptember302019Member2019-09-300000356309njr:PerformanceSharesSubjectToPerformanceConditionsMembernjr:VestingAnnuallyOverThreeYearPeriodBeginningSeptember302019Member2018-10-012019-09-300000356309njr:PerformanceSharesMarketConditionAwardMember2018-09-300000356309njr:PerformanceSharesSubjectToPerformanceConditionsMember2018-09-300000356309njr:PerformanceSharesSubjectToPerformanceConditionsMembernjr:VestingSeptember302020Member2018-09-300000356309njr:VestingAnnuallyOverThreeYearPeriodBeginningSeptember302018Membernjr:PerformanceSharesSubjectToPerformanceConditionsMember2018-09-300000356309njr:VestingAnnuallyOverThreeYearPeriodBeginningSeptember302018Membernjr:PerformanceSharesSubjectToPerformanceConditionsMember2017-10-012018-09-300000356309us-gaap:PerformanceSharesMember2020-09-300000356309njr:PerformanceSharesSubjectToPerformanceConditionsMember2019-10-012020-09-300000356309us-gaap:PerformanceSharesMember2017-09-300000356309us-gaap:PerformanceSharesMember2018-09-300000356309us-gaap:PerformanceSharesMember2019-09-300000356309srt:MinimumMemberus-gaap:PerformanceSharesMember2020-09-300000356309srt:MaximumMemberus-gaap:PerformanceSharesMember2020-09-300000356309njr:PerformanceSharesSubjectToPerformanceConditionsMember2018-11-130000356309us-gaap:PerformanceSharesMember2018-11-130000356309njr:PerformancebasedRestrictedStockMember2018-11-130000356309njr:PerformanceSharesTSRMember2019-11-120000356309us-gaap:PerformanceSharesMember2019-11-120000356309njr:PerformancebasedRestrictedStockMember2019-11-120000356309us-gaap:SubsequentEventMembernjr:PerformanceSharesTSRMember2020-11-090000356309us-gaap:SubsequentEventMemberus-gaap:PerformanceSharesMember2020-11-090000356309us-gaap:SubsequentEventMembernjr:PerformancebasedRestrictedStockMember2020-11-090000356309njr:VestingAnnuallyOverThreeYearPeriodBeginningOctober2020Memberus-gaap:RestrictedStockMember2020-09-300000356309njr:VestingAnnuallyOverThreeYearPeriodBeginningOctober2020Memberus-gaap:RestrictedStockMember2019-10-012020-09-300000356309njr:VestingAnnuallyOverThreeYearPeriodBeginningOctober2019Memberus-gaap:RestrictedStockMember2019-09-300000356309njr:VestingAnnuallyOverThreeYearPeriodBeginningOctober2019Memberus-gaap:RestrictedStockMember2018-10-012019-09-300000356309us-gaap:RestrictedStockMembernjr:VestingAnnuallyOverThreeYearPeriodBeginningApril2020Member2019-09-300000356309us-gaap:RestrictedStockMembernjr:VestingAnnuallyOverThreeYearPeriodBeginningApril2020Member2018-10-012019-09-300000356309njr:VestingAnnuallyOverThreeYearPeriodBeginningOctober2018Memberus-gaap:RestrictedStockMember2018-09-300000356309njr:VestingAnnuallyOverThreeYearPeriodBeginningOctober2018Memberus-gaap:RestrictedStockMember2017-10-012018-09-300000356309us-gaap:RestrictedStockMember2020-09-300000356309us-gaap:RestrictedStockMember2019-10-012020-09-300000356309us-gaap:RestrictedStockMember2017-09-300000356309us-gaap:RestrictedStockMember2017-10-012018-09-300000356309us-gaap:RestrictedStockMember2018-09-300000356309us-gaap:RestrictedStockMember2018-10-012019-09-300000356309us-gaap:RestrictedStockMember2019-09-300000356309njr:DeferredRetentionStockMember2017-09-300000356309njr:DeferredRetentionStockMember2018-09-300000356309njr:DeferredRetentionStockMember2019-09-300000356309njr:DeferredRetentionStockMember2020-09-300000356309srt:DirectorMembernjr:ScheduledToVestImmediatelyMember2019-10-012020-09-300000356309srt:DirectorMembernjr:ScheduledToVestImmediatelyMember2018-10-012019-09-300000356309srt:DirectorMembernjr:ScheduledToVestImmediatelyMember2017-10-012018-09-300000356309us-gaap:SpecialTerminationBenefitsMembernjr:VoluntaryEarlyRetirementProgramMember2017-10-012018-09-300000356309njr:VoluntaryEarlyRetirementProgramMembernjr:OtherSeveranceBenefitsMember2017-10-012018-09-300000356309njr:NjngMembernjr:VoluntaryEarlyRetirementProgramMember2017-10-012018-09-300000356309us-gaap:CorporateNonSegmentMembernjr:VoluntaryEarlyRetirementProgramMember2017-10-012018-09-300000356309srt:MinimumMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2020-09-300000356309srt:MaximumMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2020-09-300000356309us-gaap:PensionPlansDefinedBenefitMember2019-09-300000356309us-gaap:PensionPlansDefinedBenefitMember2018-09-300000356309us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMembernjr:AffordableCareActCadillacTaxRepealMember2019-09-300000356309us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2018-09-300000356309us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMembernjr:AffordableCareActCadillacTaxRepealMember2019-10-012020-09-300000356309us-gaap:PensionPlansDefinedBenefitMember2020-09-300000356309us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMembernjr:AffordableCareActCadillacTaxRepealMember2020-09-300000356309us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2019-09-300000356309us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2020-09-300000356309us-gaap:PensionPlansDefinedBenefitMembernjr:RegulatoryAssetsMember2018-09-300000356309njr:RegulatoryAssetsMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2018-09-300000356309njr:AccumulatedOtherComprehensiveIncomeLocationMemberus-gaap:PensionPlansDefinedBenefitMember2018-09-300000356309njr:AccumulatedOtherComprehensiveIncomeLocationMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2018-09-300000356309us-gaap:PensionPlansDefinedBenefitMembernjr:RegulatoryAssetsMember2018-10-012019-09-300000356309njr:RegulatoryAssetsMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2018-10-012019-09-300000356309njr:AccumulatedOtherComprehensiveIncomeLocationMemberus-gaap:PensionPlansDefinedBenefitMember2018-10-012019-09-300000356309njr:AccumulatedOtherComprehensiveIncomeLocationMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2018-10-012019-09-300000356309us-gaap:PensionPlansDefinedBenefitMembernjr:RegulatoryAssetsMember2019-09-300000356309njr:RegulatoryAssetsMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2019-09-300000356309njr:AccumulatedOtherComprehensiveIncomeLocationMemberus-gaap:PensionPlansDefinedBenefitMember2019-09-300000356309njr:AccumulatedOtherComprehensiveIncomeLocationMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2019-09-300000356309us-gaap:PensionPlansDefinedBenefitMembernjr:RegulatoryAssetsMember2019-10-012020-09-300000356309njr:RegulatoryAssetsMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2019-10-012020-09-300000356309njr:AccumulatedOtherComprehensiveIncomeLocationMemberus-gaap:PensionPlansDefinedBenefitMember2019-10-012020-09-300000356309njr:AccumulatedOtherComprehensiveIncomeLocationMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2019-10-012020-09-300000356309us-gaap:PensionPlansDefinedBenefitMembernjr:RegulatoryAssetsMember2020-09-300000356309njr:RegulatoryAssetsMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2020-09-300000356309njr:AccumulatedOtherComprehensiveIncomeLocationMemberus-gaap:PensionPlansDefinedBenefitMember2020-09-300000356309njr:AccumulatedOtherComprehensiveIncomeLocationMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2020-09-300000356309us-gaap:PensionPlansDefinedBenefitMembernjr:RepresentedEmployeeMember2019-10-012020-09-300000356309us-gaap:PensionPlansDefinedBenefitMembernjr:NonrepresentedEmployeeMember2019-10-012020-09-300000356309us-gaap:PensionPlansDefinedBenefitMembernjr:RepresentedEmployeeMember2018-10-012019-09-300000356309us-gaap:PensionPlansDefinedBenefitMembernjr:NonrepresentedEmployeeMember2018-10-012019-09-300000356309us-gaap:PensionPlansDefinedBenefitMembernjr:RepresentedEmployeeMember2017-10-012018-09-300000356309us-gaap:PensionPlansDefinedBenefitMembernjr:NonrepresentedEmployeeMember2017-10-012018-09-300000356309njr:RepresentedEmployeeMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2019-10-012020-09-300000356309njr:NonrepresentedEmployeeMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2019-10-012020-09-300000356309njr:RepresentedEmployeeMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2018-10-012019-09-300000356309njr:NonrepresentedEmployeeMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2018-10-012019-09-300000356309njr:RepresentedEmployeeMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2017-10-012018-09-300000356309njr:NonrepresentedEmployeeMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2017-10-012018-09-300000356309us-gaap:PensionPlansDefinedBenefitMembernjr:RepresentedEmployeeMember2020-09-300000356309us-gaap:PensionPlansDefinedBenefitMembernjr:NonrepresentedEmployeeMember2020-09-300000356309us-gaap:PensionPlansDefinedBenefitMembernjr:RepresentedEmployeeMember2019-09-300000356309us-gaap:PensionPlansDefinedBenefitMembernjr:NonrepresentedEmployeeMember2019-09-300000356309us-gaap:PensionPlansDefinedBenefitMembernjr:RepresentedEmployeeMember2018-09-300000356309us-gaap:PensionPlansDefinedBenefitMembernjr:NonrepresentedEmployeeMember2018-09-300000356309njr:RepresentedEmployeeMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2020-09-300000356309njr:NonrepresentedEmployeeMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2020-09-300000356309njr:RepresentedEmployeeMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2019-09-300000356309njr:NonrepresentedEmployeeMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2019-09-300000356309njr:RepresentedEmployeeMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2018-09-300000356309njr:NonrepresentedEmployeeMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2018-09-300000356309njr:RepresentedEmployeeMember2019-09-300000356309njr:NonrepresentedEmployeeMember2019-09-300000356309njr:RepresentedEmployeeMember2018-09-300000356309njr:NonrepresentedEmployeeMember2018-09-300000356309us-gaap:DefinedBenefitPlanEquitySecuritiesUsMember2020-09-300000356309us-gaap:DefinedBenefitPlanEquitySecuritiesUsMember2019-09-300000356309us-gaap:DefinedBenefitPlanEquitySecuritiesNonUsMember2020-09-300000356309us-gaap:DefinedBenefitPlanEquitySecuritiesNonUsMember2019-09-300000356309us-gaap:FixedIncomeSecuritiesMember2020-09-300000356309us-gaap:FixedIncomeSecuritiesMember2019-09-300000356309us-gaap:OtherAssetsMember2020-09-300000356309us-gaap:OtherAssetsMember2019-09-300000356309us-gaap:FairValueInputsLevel1Memberus-gaap:PensionPlansDefinedBenefitMemberus-gaap:MoneyMarketFundsMember2020-09-300000356309us-gaap:PensionPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Memberus-gaap:MoneyMarketFundsMember2020-09-300000356309us-gaap:FairValueInputsLevel1Memberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:MoneyMarketFundsMember2020-09-300000356309us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Memberus-gaap:MoneyMarketFundsMember2020-09-300000356309us-gaap:FairValueInputsLevel1Membernjr:LargeCapIndexFundMemberus-gaap:PensionPlansDefinedBenefitMember2020-09-300000356309njr:LargeCapIndexFundMemberus-gaap:PensionPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2020-09-300000356309us-gaap:FairValueInputsLevel1Membernjr:LargeCapIndexFundMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2020-09-300000356309njr:LargeCapIndexFundMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2020-09-300000356309us-gaap:FairValueInputsLevel1Memberus-gaap:PensionPlansDefinedBenefitMembernjr:ExtendedMarketIndexMember2020-09-300000356309us-gaap:PensionPlansDefinedBenefitMembernjr:ExtendedMarketIndexMemberus-gaap:FairValueInputsLevel12And3Member2020-09-300000356309us-gaap:FairValueInputsLevel1Membernjr:ExtendedMarketIndexMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2020-09-300000356309njr:ExtendedMarketIndexMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2020-09-300000356309us-gaap:FairValueInputsLevel1Membernjr:WorldEquityExchangeUsFundMemberus-gaap:PensionPlansDefinedBenefitMember2020-09-300000356309njr:WorldEquityExchangeUsFundMemberus-gaap:PensionPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2020-09-300000356309us-gaap:FairValueInputsLevel1Membernjr:WorldEquityExchangeUsFundMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2020-09-300000356309njr:WorldEquityExchangeUsFundMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2020-09-300000356309us-gaap:FairValueInputsLevel1Membernjr:EmergingMarketsDebtFundMemberus-gaap:PensionPlansDefinedBenefitMember2020-09-300000356309njr:EmergingMarketsDebtFundMemberus-gaap:PensionPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2020-09-300000356309us-gaap:FairValueInputsLevel1Membernjr:EmergingMarketsDebtFundMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2020-09-300000356309njr:EmergingMarketsDebtFundMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2020-09-300000356309us-gaap:FairValueInputsLevel1Memberus-gaap:PensionPlansDefinedBenefitMembernjr:CoreFixedIncomeMember2020-09-300000356309us-gaap:PensionPlansDefinedBenefitMembernjr:CoreFixedIncomeMemberus-gaap:FairValueInputsLevel12And3Member2020-09-300000356309us-gaap:FairValueInputsLevel1Membernjr:CoreFixedIncomeMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2020-09-300000356309njr:CoreFixedIncomeMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2020-09-300000356309us-gaap:FairValueInputsLevel1Memberus-gaap:PensionPlansDefinedBenefitMembernjr:OpportunisticIncomeMember2020-09-300000356309us-gaap:PensionPlansDefinedBenefitMembernjr:OpportunisticIncomeMemberus-gaap:FairValueInputsLevel12And3Member2020-09-300000356309us-gaap:FairValueInputsLevel1Membernjr:OpportunisticIncomeMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2020-09-300000356309njr:OpportunisticIncomeMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2020-09-300000356309us-gaap:FairValueInputsLevel1Memberus-gaap:PensionPlansDefinedBenefitMembernjr:UltraShortDurationMember2020-09-300000356309us-gaap:PensionPlansDefinedBenefitMembernjr:UltraShortDurationMemberus-gaap:FairValueInputsLevel12And3Member2020-09-300000356309us-gaap:FairValueInputsLevel1Membernjr:UltraShortDurationMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2020-09-300000356309njr:UltraShortDurationMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2020-09-300000356309us-gaap:FairValueInputsLevel1Memberus-gaap:PensionPlansDefinedBenefitMembernjr:HighYieldBondFundMember2020-09-300000356309us-gaap:PensionPlansDefinedBenefitMembernjr:HighYieldBondFundMemberus-gaap:FairValueInputsLevel12And3Member2020-09-300000356309us-gaap:FairValueInputsLevel1Membernjr:HighYieldBondFundMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2020-09-300000356309njr:HighYieldBondFundMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2020-09-300000356309us-gaap:FairValueInputsLevel1Membernjr:LongDurationFundMemberus-gaap:PensionPlansDefinedBenefitMember2020-09-300000356309njr:LongDurationFundMemberus-gaap:PensionPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2020-09-300000356309us-gaap:FairValueInputsLevel1Membernjr:LongDurationFundMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2020-09-300000356309njr:LongDurationFundMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2020-09-300000356309us-gaap:FairValueInputsLevel1Memberus-gaap:PensionPlansDefinedBenefitMember2020-09-300000356309us-gaap:PensionPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2020-09-300000356309us-gaap:FairValueInputsLevel1Memberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2020-09-300000356309us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2020-09-300000356309us-gaap:PensionPlansDefinedBenefitMemberus-gaap:FairValueMeasuredAtNetAssetValuePerShareMemberus-gaap:DefinedBenefitPlanCommonCollectiveTrustMember2020-09-300000356309us-gaap:FairValueMeasuredAtNetAssetValuePerShareMemberus-gaap:DefinedBenefitPlanCommonCollectiveTrustMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2020-09-300000356309us-gaap:FairValueInputsLevel1Memberus-gaap:PensionPlansDefinedBenefitMemberus-gaap:MoneyMarketFundsMember2019-09-300000356309us-gaap:PensionPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Memberus-gaap:MoneyMarketFundsMember2019-09-300000356309us-gaap:FairValueInputsLevel1Memberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:MoneyMarketFundsMember2019-09-300000356309us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Memberus-gaap:MoneyMarketFundsMember2019-09-300000356309us-gaap:FairValueInputsLevel1Membernjr:LargeCapIndexFundMemberus-gaap:PensionPlansDefinedBenefitMember2019-09-300000356309njr:LargeCapIndexFundMemberus-gaap:PensionPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2019-09-300000356309us-gaap:FairValueInputsLevel1Membernjr:LargeCapIndexFundMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2019-09-300000356309njr:LargeCapIndexFundMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2019-09-300000356309us-gaap:FairValueInputsLevel1Memberus-gaap:PensionPlansDefinedBenefitMembernjr:ExtendedMarketIndexMember2019-09-300000356309us-gaap:PensionPlansDefinedBenefitMembernjr:ExtendedMarketIndexMemberus-gaap:FairValueInputsLevel12And3Member2019-09-300000356309us-gaap:FairValueInputsLevel1Membernjr:ExtendedMarketIndexMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2019-09-300000356309njr:ExtendedMarketIndexMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2019-09-300000356309us-gaap:FairValueInputsLevel1Membernjr:WorldEquityExchangeUsFundMemberus-gaap:PensionPlansDefinedBenefitMember2019-09-300000356309njr:WorldEquityExchangeUsFundMemberus-gaap:PensionPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2019-09-300000356309us-gaap:FairValueInputsLevel1Membernjr:WorldEquityExchangeUsFundMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2019-09-300000356309njr:WorldEquityExchangeUsFundMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2019-09-300000356309us-gaap:FairValueInputsLevel1Membernjr:EmergingMarketsDebtFundMemberus-gaap:PensionPlansDefinedBenefitMember2019-09-300000356309njr:EmergingMarketsDebtFundMemberus-gaap:PensionPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2019-09-300000356309us-gaap:FairValueInputsLevel1Membernjr:EmergingMarketsDebtFundMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2019-09-300000356309njr:EmergingMarketsDebtFundMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2019-09-300000356309us-gaap:FairValueInputsLevel1Memberus-gaap:PensionPlansDefinedBenefitMembernjr:CoreFixedIncomeMember2019-09-300000356309us-gaap:PensionPlansDefinedBenefitMembernjr:CoreFixedIncomeMemberus-gaap:FairValueInputsLevel12And3Member2019-09-300000356309us-gaap:FairValueInputsLevel1Membernjr:CoreFixedIncomeMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2019-09-300000356309njr:CoreFixedIncomeMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2019-09-300000356309us-gaap:FairValueInputsLevel1Memberus-gaap:PensionPlansDefinedBenefitMembernjr:OpportunisticIncomeMember2019-09-300000356309us-gaap:PensionPlansDefinedBenefitMembernjr:OpportunisticIncomeMemberus-gaap:FairValueInputsLevel12And3Member2019-09-300000356309us-gaap:FairValueInputsLevel1Membernjr:OpportunisticIncomeMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2019-09-300000356309njr:OpportunisticIncomeMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2019-09-300000356309us-gaap:FairValueInputsLevel1Memberus-gaap:PensionPlansDefinedBenefitMembernjr:UltraShortDurationMember2019-09-300000356309us-gaap:PensionPlansDefinedBenefitMembernjr:UltraShortDurationMemberus-gaap:FairValueInputsLevel12And3Member2019-09-300000356309us-gaap:FairValueInputsLevel1Membernjr:UltraShortDurationMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2019-09-300000356309njr:UltraShortDurationMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2019-09-300000356309us-gaap:FairValueInputsLevel1Memberus-gaap:PensionPlansDefinedBenefitMembernjr:HighYieldBondFundMember2019-09-300000356309us-gaap:PensionPlansDefinedBenefitMembernjr:HighYieldBondFundMemberus-gaap:FairValueInputsLevel12And3Member2019-09-300000356309us-gaap:FairValueInputsLevel1Membernjr:HighYieldBondFundMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2019-09-300000356309njr:HighYieldBondFundMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2019-09-300000356309us-gaap:FairValueInputsLevel1Membernjr:LongDurationFundMemberus-gaap:PensionPlansDefinedBenefitMember2019-09-300000356309njr:LongDurationFundMemberus-gaap:PensionPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2019-09-300000356309us-gaap:FairValueInputsLevel1Membernjr:LongDurationFundMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2019-09-300000356309njr:LongDurationFundMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2019-09-300000356309us-gaap:FairValueInputsLevel1Memberus-gaap:PensionPlansDefinedBenefitMember2019-09-300000356309us-gaap:PensionPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2019-09-300000356309us-gaap:FairValueInputsLevel1Memberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2019-09-300000356309us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:FairValueInputsLevel12And3Member2019-09-300000356309us-gaap:PensionPlansDefinedBenefitMemberus-gaap:FairValueMeasuredAtNetAssetValuePerShareMemberus-gaap:DefinedBenefitPlanCommonCollectiveTrustMember2019-09-300000356309us-gaap:FairValueMeasuredAtNetAssetValuePerShareMemberus-gaap:DefinedBenefitPlanCommonCollectiveTrustMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember2019-09-300000356309srt:MinimumMembernjr:NjrhsMember2019-10-012020-09-300000356309srt:MaximumMembernjr:NjrhsMember2019-10-012020-09-300000356309njr:NjngMember2019-09-300000356309njr:NjrcevMember2019-09-300000356309njr:NjngMember2018-09-300000356309njr:NjrcevMember2018-09-300000356309njr:NjrcevMember2019-10-012020-09-300000356309njr:NjrcevMember2018-10-012019-09-300000356309njr:NjngMember2020-09-300000356309njr:NjrcevMember2020-09-3000003563092019-05-310000356309us-gaap:DomesticCountryMember2020-09-300000356309us-gaap:DomesticCountryMember2019-09-300000356309us-gaap:StateAndLocalJurisdictionMember2020-09-300000356309us-gaap:StateAndLocalJurisdictionMember2019-09-300000356309us-gaap:StateAndLocalJurisdictionMembersrt:MinimumMember2019-10-012020-09-300000356309us-gaap:StateAndLocalJurisdictionMembersrt:MaximumMember2019-10-012020-09-3000003563092019-12-310000356309srt:ScenarioForecastMember2020-12-310000356309srt:ScenarioForecastMember2021-12-310000356309srt:ScenarioForecastMember2024-12-3100003563092017-10-012017-12-3100003563092018-01-012018-01-0100003563092018-05-222018-05-220000356309njr:SolarPropertyMembersrt:MinimumMember2020-09-300000356309njr:SolarPropertyMembersrt:MaximumMember2020-09-300000356309srt:OfficeBuildingMembersrt:MinimumMember2020-09-300000356309srt:MaximumMembersrt:OfficeBuildingMember2020-09-300000356309njr:MeterLicenseMember2020-09-300000356309us-gaap:EquipmentMember2020-09-300000356309njr:StorageAndCapacityLeasesMember2020-09-300000356309njr:LeafRiverEnergyCenterLLCMember2020-08-142020-08-140000356309us-gaap:InventoriesMembernjr:EnergyServicesMember2020-09-300000356309njr:StorageDemandFeesMembernjr:EnergyServicesMember2020-09-300000356309njr:PipelineDemandFeesMembernjr:EnergyServicesMember2020-09-300000356309us-gaap:InventoriesMembernjr:NaturalGasDistributionMember2020-09-300000356309njr:StorageDemandFeesMembernjr:NaturalGasDistributionMember2020-09-300000356309njr:PipelineDemandFeesMembernjr:NaturalGasDistributionMember2020-09-300000356309us-gaap:GuaranteeObligationsMember2020-09-300000356309us-gaap:EnvironmentalRestorationCostsMember2020-09-300000356309us-gaap:EnvironmentalRestorationCostsMember2019-09-300000356309njr:RACMember2020-09-082020-09-080000356309njr:RACMember2020-09-092020-09-090000356309njr:EnviromentalRemediationCostsExpendedNetOfRecoveriesMember2020-09-3000003563092019-12-042019-12-040000356309njr:DirectlyIssuedCommonStockMember2019-12-042019-12-040000356309njr:ForwardSalesAgreementsMember2019-12-042019-12-040000356309njr:ForwardSalesAgreementsMember2020-09-300000356309us-gaap:OperatingSegmentsMembernjr:NaturalGasDistributionMember2017-10-012018-09-300000356309njr:CleanEnergyVenturesMemberus-gaap:OperatingSegmentsMember2017-10-012018-09-300000356309njr:EnergyServicesMemberus-gaap:OperatingSegmentsMember2017-10-012018-09-300000356309njr:EnergyServicesMemberus-gaap:IntersegmentEliminationMember2019-10-012020-09-300000356309njr:EnergyServicesMemberus-gaap:IntersegmentEliminationMember2018-10-012019-09-300000356309njr:EnergyServicesMemberus-gaap:IntersegmentEliminationMember2017-10-012018-09-300000356309njr:StorageAndTransportationMemberus-gaap:OperatingSegmentsMember2017-10-012018-09-300000356309njr:StorageAndTransportationMemberus-gaap:IntersegmentEliminationMember2019-10-012020-09-300000356309njr:StorageAndTransportationMemberus-gaap:IntersegmentEliminationMember2018-10-012019-09-300000356309njr:StorageAndTransportationMemberus-gaap:IntersegmentEliminationMember2017-10-012018-09-300000356309us-gaap:OperatingSegmentsMember2019-10-012020-09-300000356309us-gaap:OperatingSegmentsMember2018-10-012019-09-300000356309us-gaap:OperatingSegmentsMember2017-10-012018-09-300000356309us-gaap:CorporateNonSegmentMember2017-10-012018-09-300000356309us-gaap:IntersegmentEliminationMember2019-10-012020-09-300000356309us-gaap:IntersegmentEliminationMember2018-10-012019-09-300000356309us-gaap:IntersegmentEliminationMember2017-10-012018-09-300000356309srt:ConsolidationEliminationsMember2017-10-012018-09-300000356309us-gaap:OperatingSegmentsMembernjr:NaturalGasDistributionMember2018-09-300000356309njr:CleanEnergyVenturesMemberus-gaap:OperatingSegmentsMember2018-09-300000356309njr:EnergyServicesMemberus-gaap:OperatingSegmentsMember2018-09-300000356309njr:MidstreamInvestmentsMemberus-gaap:OperatingSegmentsMember2020-09-300000356309njr:MidstreamInvestmentsMemberus-gaap:OperatingSegmentsMember2019-09-300000356309njr:MidstreamInvestmentsMemberus-gaap:OperatingSegmentsMember2018-09-300000356309us-gaap:OperatingSegmentsMember2020-09-300000356309us-gaap:OperatingSegmentsMember2019-09-300000356309us-gaap:OperatingSegmentsMember2018-09-300000356309us-gaap:CorporateNonSegmentMember2018-09-300000356309srt:ConsolidationEliminationsMember2020-09-300000356309srt:ConsolidationEliminationsMember2019-09-300000356309srt:ConsolidationEliminationsMember2018-09-300000356309njr:NjngToNjresAffilateMember2010-04-012010-04-010000356309njr:NjngToSteckmanRidgeAffiliateMember2010-04-012010-04-010000356309njr:NJNGtoPennEastAffiliateMember2019-10-012020-09-30njr:DTH0000356309njr:NJREStoPennEastAffiliateMember2019-10-012020-09-300000356309njr:NjngToSteckmanRidgeAffiliateMember2019-10-012020-09-300000356309njr:NjngToSteckmanRidgeAffiliateMember2018-10-012019-09-300000356309njr:NjngToSteckmanRidgeAffiliateMember2017-10-012018-09-300000356309njr:NjresToSteckmanRidgeAfffiliateMember2019-10-012020-09-300000356309njr:NjresToSteckmanRidgeAfffiliateMember2018-10-012019-09-300000356309njr:NjresToSteckmanRidgeAfffiliateMember2017-10-012018-09-300000356309njr:NjngToSteckmanRidgeAffiliateMember2020-09-300000356309njr:NjngToSteckmanRidgeAffiliateMember2019-09-300000356309njr:NjresToSteckmanRidgeAfffiliateMember2020-09-300000356309njr:NjresToSteckmanRidgeAfffiliateMember2019-09-300000356309njr:NJNGToAdelphiaAffiliateMember2019-10-012020-09-300000356309njr:LeafRiverEnergyCenterLLCMember2019-10-012020-09-300000356309njr:TalensMembershipInterestsInIECMembernjr:TalenGenerationLLCMember2017-11-012017-11-300000356309njr:TalensMembershipInterestsInIECMembernjr:TalenGenerationLLCMember2020-01-130000356309njr:TalensMembershipInterestsInIECMembernjr:AdelphiaMembernjr:TalenGenerationLLCMember2020-01-132020-01-130000356309njr:TalensMembershipInterestsInIECMembernjr:AdelphiaMembernjr:TalenGenerationLLCMember2020-01-130000356309njr:TalensMembershipInterestsInIECMembersrt:MinimumMembernjr:TalenGenerationLLCMember2019-10-012020-09-300000356309njr:TalensMembershipInterestsInIECMembersrt:MaximumMembernjr:TalenGenerationLLCMember2019-10-012020-09-300000356309njr:LeafRiverEnergyCenterLLCMembernjr:NJRPipelineMember2019-10-110000356309njr:LeafRiverEnergyCenterLLCMembernjr:NJRPipelineMember2019-10-112019-10-110000356309njr:LeafRiverEnergyCenterLLCMembersrt:MinimumMembernjr:NJRPipelineMember2019-10-012020-09-300000356309srt:MaximumMembernjr:LeafRiverEnergyCenterLLCMembernjr:NJRPipelineMember2019-10-012020-09-30utr:MW0000356309njr:CleanEnergyVenturesMember2018-06-012018-06-010000356309njr:CleanEnergyVenturesMember2018-06-010000356309njr:CleanEnergyVenturesMember2019-02-070000356309njr:CleanEnergyVenturesMember2019-02-072019-02-070000356309njr:IssuedAndOutstandingSharesOfNRJRetailServicesMember2018-02-282018-02-280000356309njr:CleanEnergyVenturesMembersrt:NaturalGasReservesMember2018-02-2800003563092019-10-012019-12-3100003563092020-01-012020-03-3100003563092020-04-012020-06-3000003563092020-07-012020-09-3000003563092018-10-012018-12-3100003563092019-01-012019-03-3100003563092019-04-012019-06-3000003563092019-07-012019-09-300000356309us-gaap:ValuationAllowanceOfDeferredTaxAssetsMember2019-09-300000356309us-gaap:ValuationAllowanceOfDeferredTaxAssetsMember2019-10-012020-09-300000356309us-gaap:ValuationAllowanceOfDeferredTaxAssetsMember2020-09-300000356309us-gaap:AllowanceForCreditLossMember2019-09-300000356309us-gaap:AllowanceForCreditLossMember2019-10-012020-09-300000356309us-gaap:AllowanceForCreditLossMember2020-09-300000356309us-gaap:AllowanceForCreditLossMember2018-09-300000356309us-gaap:AllowanceForCreditLossMember2018-10-012019-09-300000356309us-gaap:AllowanceForCreditLossMember2017-09-300000356309us-gaap:AllowanceForCreditLossMember2017-10-012018-09-30

–

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 10-K

☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

For the fiscal year ended September 30, 2020

OR

☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

For the transition period from             to           

Commission file number 001-08359  

Securities registered pursuant to Section 12 (b) of the Act:
Title of each class			Trading symbol(s)			Name of each exchange on which registered)
Common Stock ‑ $2.50 Par Value			NJR			New York Stock Exchange
Securities registered pursuant to Section 12 (g) of the Act: None

Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act.

    ☒ Yes        ☐ No

Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act.

☐ Yes        ☒ No

Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15 (d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days.    ☒ Yes        ☐ No

Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T (§ 232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit such files).    

    ☒ Yes        ☐ No

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company or an emerging growth company. See definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company” and “emerging growth company” in Rule 12b‑2 of the Exchange Act.

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.    ☐

Indicate by check mark whether the registrant has filed a report on and attestation to its management’s assessment of the effectiveness of its internal control over financial reporting under Section 404(b) of the Sarbanes-Oxley Act (15 U.S.C. 7262(b)) by the registered public accounting firm that prepared or issued its audit report.              ☒

Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act).     ☐ Yes       ☒ No

The aggregate market value of the registrant’s common stock held by non-affiliates was $3,248,998,994 based on the closing price of $33.97 per share on March 31, 2020, as reported on the New York Stock Exchange.

The number of shares outstanding of $2.50 par value common stock as of November 26, 2020 was 96,132,545.

DOCUMENTS INCORPORATED BY REFERENCE

Portions of the registrant’s definitive Proxy Statement for the Annual Meeting of Shareowners (Proxy Statement) to be held on January 20, 2021, are incorporated by reference into Part I and Part III of this report.

									Page
Glossary of Terms									1
Information Concerning Forward-Looking Statements									3
PART I
			ITEM 1.			Business			4
						Organizational Structure			4
						Reporting Segments			5
						Natural Gas Distribution			7
						Clean Energy Ventures			10
						Energy Services			10
						Storage and Transportation			12
						Other Business Operations			13
						Home Services and Other			13
						Environment			13
						Human Capital Resources			13
						Information About our Executive Officers			15
			ITEM 1A.			Risk Factors			15
			ITEM 1B.			Unresolved Staff Comments			25
			ITEM 2.			Properties			25
			ITEM 3.			Legal Proceedings			26
			ITEM 4.			Mine Safety Disclosures			27
PART II
			ITEM 5.			Market for the Registrant’s Common Equity, Related Stockholder Matters and Issuer Purchases of Equity Securities			28
			ITEM 6.			Selected Financial Data			29
			ITEM 7.			Management’s Discussion and Analysis of Financial Condition and Results of Operations			31
			ITEM 7A.			Quantitative and Qualitative Disclosures About Market Risk			63
			ITEM 8.			Financial Statements and Supplementary Data			67
						Management’s Report on Internal Control over Financial Reporting			67
						Report of Independent Registered Public Accounting Firm			68
						Consolidated Financial Statements			73
						Notes to Consolidated Financial Statements			78
						Note 1. Nature of the Business			78
						Note 2. Summary of Significant Accounting Policies			78
						Note 3. Revenue			90
						Note 4. Regulation			97
						Note 5. Derivative Instruments			100
						Note 6. Fair Value			106
						Note 7. Investments in Equity Investees			108
						Note 8. Earnings Per Share			110
						Note 9. Debt			110
						Note 10. Stock-Based Compensation			115
						Note 11. Employee Benefit Plans			118
						Note 12. Asset Retirement Obligations			123
						Note 13. Income Taxes			124
						Note 14. Leases			128
						Note 15. Commitments and Contingent Liabilities			130
						Note 16. Common Stock Equity			132
						Note 17. Reporting Segment and Other Operations Data			133
						Note 18. Related Party Transactions			136
						Note 19. Acquisitions and Dispositions			136
						Note 20. Selected Quarterly Financial Data (Unaudited)			139
			ITEM 9.			Changes in and Disagreements with Accountants on Accounting and Financial Disclosure			140
			ITEM 9A.			Controls and Procedures			140
			ITEM 9B.			Other Information			140
PART III*
			ITEM 10.			Directors, Executive Officers and Corporate Governance			141
			ITEM 11.			Executive Compensation			141
			ITEM 12.			Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters			141
			ITEM 13.			Certain Relationships and Related Transactions and Director Independence			141
			ITEM 14.			Principal Accountant Fees and Services			141
PART IV
			ITEM 15.			Exhibits and Financial Statement Schedules			142
						Index to Financial Statement Schedules			143
						Exhibit Index			145
						Signatures			151
* Portions of Item 10 and Items 11-14 are Incorporated by Reference from the Proxy Statement.

GLOSSARY OF KEY TERMS                                                                                                                                                       

Adelphia Gateway			Adelphia Gateway, LLC
AFUDC			Allowance for Funds Used During Construction
ARO			Asset Retirement Obligations
ASC			Accounting Standards Codification
ASU			Accounting Standards Update
Bcf			Billion Cubic Feet
BGSS			Basic Gas Supply Service
BPU			New Jersey Board of Public Utilities
Bridge Facility			The $350 million term loan credit agreement
CARES Act			Coronavirus Aid, Relief, and Economic Security Act
CIP			Conservation Incentive Program
CME			Chicago Mercantile Exchange
COVID-19			Novel coronavirus disease
CR&R			Commercial Realty & Resources Corp.
Degree-day			The measure of the variation in the weather based on the extent to which the average daily temperature falls below 65 degrees Fahrenheit
Dominion			Dominion Energy, Inc.
DM			Dominion Energy Midstream Partners, L.P., a master limited partnership
DM Common Units			Common units representing limited partnership interests in DM
DRP			NJR Direct Stock Purchase and Dividend Reinvestment Plan
Dths			Dekatherms
EDA			New Jersey Economic Development Authority
EDA Bonds			Bonds issued to NJNG by the EDA
EDECA			Electric Discount and Energy Competition Act
EE			Energy Efficiency
Energy Services			Energy Services segment
EPS			Earnings Per Share
ERP			Enterprise Resource Planning
Exchange Act			Securities Exchange Act of 1934, as amended
FASB			Financial Accounting Standards Board
FCM			Futures Commission Merchant
FERC			Federal Energy Regulatory Commission
Financial Margin			A non-GAAP financial measure, which represents revenues earned from the sale of natural gas less costs of natural gas sold including any transportation and storage costs, and excludes any accounting impact from the change in the fair value of certain derivative instruments
Fitch			Fitch Ratings Company
FMB			First Mortgage Bonds
GAAP			Generally Accepted Accounting Principles of the United States
GWRA			Global Warming Response Act of 2007
HCCTR			Health Care Cost Trend Rate
Home Services and Other			Home Services and Other Operations
ICE			Intercontinental Exchange
IEC			Interstate Energy Company, LLC
IIP			Infrastructure Investment Program
IRS			Internal Revenue Service
ISDA			The International Swaps and Derivatives Association
ITC			Investment Tax Credit
LDCC			Leadership Development and Compensation Committee
Leaf River			Leaf River Energy Center LLC
LIBOR			London Inter-Bank Offered Rate
LNG			Liquefied Natural Gas
Loan Agreement			Loan Agreement between the EDA and NJNG
MGP			Manufactured Gas Plant
MMBtu			Million British Thermal Units
Moody’s			Moody’s Investors Service, Inc.
Mortgage Indenture			The Amended and Restated Indenture of Mortgage, Deed of Trust and Security Agreement between NJNG and U.S. Bank National Association dated as of September 1, 2014, as amended
MW			Megawatts

GLOSSARY OF KEY TERMS (cont.)
MWh			Megawatt Hour
NAESB			The North American Energy Standards Board
NAV			Net Asset Value
Natural Gas Act			The Natural Gas Act of 1938, as amended; the federal law regulating interstate natural gas pipeline and storage companies, among other things, codified beginning at 15 U.S.C. Section 717.
NFE			Net Financial Earnings
NJ RISE			New Jersey Reinvestment in System Enhancement
NJCEP			New Jersey’s Clean Energy Program
NJDEP			New Jersey Department of Environmental Protection
NJNG			New Jersey Natural Gas Company or Natural Gas Distribution segment
NJNG Credit Facility			The $250 million unsecured committed credit facility expiring in December 2023
NJR Credit Facility			The $425 million unsecured committed credit facility expiring in December 2023
NJR or The Company			New Jersey Resources Corporation
NJRCEV			NJR Clean Energy Ventures Corporation or Clean Energy Ventures Segment
NJRES			NJR Energy Services Company
NJRHS			NJR Home Services Company
NJRRS			NJR Retail Services Company
Non-GAAP			Not in accordance with Generally Accepted Accounting Principles of the United States
NPNS			Normal Purchase/Normal Sale
NYMEX			New York Mercantile Exchange
OASDI			Old Age, Survivors and Disability Insurance tax
O&M			Operations and Maintenance
OPEB			Other Postemployment Benefit Plans
PBO			Projected Benefit Obligation
PennEast			PennEast Pipeline Company, LLC
PEP			Pension Equalization Plan
PIM			Pipeline Integrity Management
PPA			Power Purchase Agreement
Prudential Facility			NJR’s unsecured, uncommitted private placement shelf note agreement with Prudential Investment Management, Inc.
PTC			Production Tax Credit
RAC			Remediation Adjustment Clause
REC			Renewable Energy Certificate
S&P			Standard & Poor’s Financial Services, LLC
SAFE I			Safety Acceleration and Facility Enhancement Program, Phase I
SAFE II			Safety Acceleration and Facility Enhancement Program, Phase II
Sarbanes-Oxley			Sarbanes-Oxley Act of 2002
SAVEGREEN			The SAVEGREEN Project®
Savings Plan			Employees’ Retirement Savings Plan
SBC			Societal Benefits Charge
SEC			Securities and Exchange Commission
Securities Act			Securities Act of 1933, as amended
SREC			Solar Renewable Energy Certificate
SRL			Southern Reliability Link
Steckman Ridge			Collectively, Steckman Ridge GP, LLC and Steckman Ridge, LP
Talen			Talen Energy Marketing, LLC or Talen Generation, LLC
TETCO			Texas Eastern Transmission
The Tax Act			An Act to Provide for Reconciliation Pursuant to Titles II and V of the Concurrent Resolution on the Budget for Fiscal Year 2018, previously known as The Tax Cuts and Jobs Act of 2017
Third Circuit			The United States Court of Appeals for the Third Circuit
Storage and Transportation			Storage and Transportation segment, formerly Midstream segment
Trustee			U.S. Bank National Association
TSR			Total Shareholder Return
U.S.			The United States of America
Union			International Brotherhood of Electrical Workers Local 1820
USF			Universal Service Fund

INFORMATION CONCERNING FORWARD-LOOKING STATEMENTS                                                                           

Certain statements contained in this report, including, without limitation, statements as to management expectations, assumptions and beliefs presented in Part I, Item 1. Business and Item 3. Legal Proceedings, and in Part II, Item 7. Management’s Discussion and Analysis of Financial Condition and Results of Operations and Item 7A. Quantitative and Qualitative Disclosures About Market Risk, and in the notes to the financial statements, are forward-looking statements within the meaning of Section 27A of the Securities Act, Section 21E of the Exchange Act, and the Private Securities Litigation Reform Act of 1995. Forward-looking statements can also be identified by the use of forward-looking terminology such as “anticipate,” “estimate,” “may,” “could,” “might,” “intend,” “expect,” “believe,” “will,” “plan” or “should” or comparable terminology and are made based upon management’s current expectations, assumptions and beliefs as of this date concerning future developments and their potential effect on us. There can be no assurance that future developments will be in accordance with management’s expectations, assumptions or beliefs, or that the effect of future developments on us will be those anticipated by management.

We caution readers that the expectations, assumptions and beliefs that form the basis for forward-looking statements regarding customer growth, customer usage, qualifications for ITCs, RECs, future rate case proceedings, financial condition, results of operations, cash flows, capital requirements, future capital expenditures, market risk, effective tax rate and other matters for fiscal 2021 and thereafter include many factors that are beyond our ability to control or estimate precisely, such as estimates of future market conditions, the behavior of other market participants and changes in the debt and equity capital markets. The factors that could cause actual results to differ materially from our expectations, assumptions and beliefs include, but are not limited to, those discussed in Part I, Item 1A. Risk Factors, as well as the following:

•risks related to the impact of COVID-19 on business operations, financial performance and condition and cash flows;

•our ability to obtain governmental and regulatory approvals, land-use rights, electric grid connection (in the case of clean energy projects) and/or financing for the construction, development and operation of our unregulated energy investments, pipeline transportation systems and NJNG and Storage and Transportation infrastructure projects, including PennEast and Adelphia Gateway, in a timely manner;

•risks associated with our investments in clean energy projects, including the availability of regulatory incentives and federal tax credits, the availability of viable projects, our eligibility for ITCs, the future market for SRECs, TRECs and electricity prices, and operational risks related to projects in service;

•risks associated with acquisitions and the related integration of acquired assets with our current operations, including the acquisition of Adelphia Gateway and Leaf River;

•our ability to comply with current and future regulatory requirements;

•volatility of natural gas and other commodity prices and their impact on NJNG customer usage, NJNG’s BGSS incentive programs, our Energy Services segment operations and our risk management efforts;

•the performance of our subsidiaries;

•access to adequate supplies of natural gas and dependence on third-party storage and transportation facilities for natural gas supply;

•the level and rate at which NJNG’s costs and expenses are incurred and the extent to which they are approved for recovery from customers through the regulatory process, including through future base rate case filings;

•the impact of a disallowance of recovery of environmental-related expenditures and other regulatory changes;

•the regulatory and pricing policies of federal and state regulatory agencies;

•operating risks incidental to handling, storing, transporting and providing customers with natural gas;

•demographic changes in our service territory and their effect on our customer growth;

•timing of qualifying for ITCs due to delays or failures to complete planned solar projects and the resulting impact on our effective tax rate and earnings;

•changes in rating agency requirements and/or credit ratings and their effect on availability and cost of capital to the Company;

•the impact of volatility in the equity and credit markets on our access to capital;

•our ability to comply with debt covenants;

•the results of legal or administrative proceedings with respect to claims, rates, environmental issues, natural gas cost prudence reviews and other matters;

•risks related to cyberattacks or failure of information technology systems;

•the impact to the asset values and resulting higher costs and funding obligations of our pension and postemployment benefit plans as a result of potential downturns in the financial markets, lower discount rates, revised actuarial assumptions or impacts associated with the Patient Protection and Affordable Care Act;

•commercial and wholesale credit risks, including the availability of creditworthy customers and counterparties, and liquidity in the wholesale energy trading market;

•accounting effects and other risks associated with hedging activities and use of derivatives contracts;

•our ability to optimize our physical assets;

•weather and economic conditions;

•the costs of compliance with present and future environmental laws, potential climate change-related legislation or any legislation resulting from the 2019 New Jersey Energy Master Plan;

•uncertainties related to litigation, regulatory, administrative or environmental proceedings;

•changes to tax laws and regulations;

•any potential need to record a valuation allowance for our deferred tax assets;

•the impact of natural disasters, terrorist activities and other extreme events on our operations and customers;

•risks related to our employee workforce and succession planning;

•risks associated with the management of our joint ventures and partnerships; and

•risks associated with keeping pace with technological change.

While we periodically reassess material trends and uncertainties affecting our results of operations and financial condition in connection with the preparation of management’s discussion and analysis of results of operations and financial condition contained in our Quarterly and Annual Reports on Form 10-Q and Form 10-K, respectively, we do not, by including this statement, assume any obligation to review or revise any particular forward-looking statement referenced herein in light of future events.

Part I