10-Q
falseQ1--12-31Montauk Renewables, Inc.0001826600First quarter of 2021 EBITDA ReconciliationFirst quarter of 2022 EBITDA Reconciliation 0001826600 2022-03-31 0001826600 2021-12-31 0001826600 2022-01-01 2022-03-31 0001826600 2021-01-01 2021-03-31 0001826600 2021-03-31 0001826600 2021-01-26 2021-01-26 0001826600 2021-01-26 0001826600 2021-01-01 2021-12-31 0001826600 2022-05-04 0001826600 2020-12-31 0001826600 us-gaap:LandMember 2022-03-31 0001826600 us-gaap:BuildingAndBuildingImprovementsMember 2022-03-31 0001826600 us-gaap:OtherMachineryAndEquipmentMember 2022-03-31 0001826600 us-gaap:DrillingRightsMember 2022-03-31 0001826600 us-gaap:ConstructionInProgressMember 2022-03-31 0001826600 mntk:LandUseRightsMember 2022-03-31 0001826600 mntk:InterconnectionMember 2022-03-31 0001826600 us-gaap:CustomerContractsMember 2022-03-31 0001826600 us-gaap:CorporateMember 2022-03-31 0001826600 mntk:RenewableElectricityGenerationMember 2022-03-31 0001826600 mntk:RenewableNaturalGasMember 2022-03-31 0001826600 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2022-03-31 0001826600 us-gaap:FairValueMeasurementsRecurringMember 2022-03-31 0001826600 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2022-03-31 0001826600 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2022-03-31 0001826600 mntk:TermLoansMember 2022-03-31 0001826600 mntk:MontaukRenewablesIncEquityAndIncentiveCompensationPlanMember 2022-03-31 0001826600 us-gaap:RevolvingCreditFacilityMember 2022-03-31 0001826600 mntk:FromTwoThousandAndTwentyFiveAndUptoTwoThousandAndTwetnySixMember mntk:SecondAmendmentAndRestatedRevolvingCreditAndTermLoanAgreementMember mntk:TermLoansMember mntk:MehMember 2022-03-31 0001826600 us-gaap:LetterOfCreditMember 2022-03-31 0001826600 mntk:MnkAndHoskenConsolidatedInvestmentsLimitedMember 2022-03-31 0001826600 us-gaap:BuildingAndBuildingImprovementsMember 2021-12-31 0001826600 us-gaap:OtherMachineryAndEquipmentMember 2021-12-31 0001826600 us-gaap:DrillingRightsMember 2021-12-31 0001826600 us-gaap:ConstructionInProgressMember 2021-12-31 0001826600 us-gaap:LandMember 2021-12-31 0001826600 mntk:LandUseRightsMember 2021-12-31 0001826600 mntk:InterconnectionMember 2021-12-31 0001826600 us-gaap:CustomerContractsMember 2021-12-31 0001826600 us-gaap:FairValueMeasurementsRecurringMember 2021-12-31 0001826600 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2021-12-31 0001826600 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2021-12-31 0001826600 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2021-12-31 0001826600 mntk:TermLoansMember 2021-12-31 0001826600 mntk:NitrogenOxidenoxCreditsMember <