0001853860 country:BR ero:FederalGovernmentOfBrazilMinistryOfFinanceMember 2025-01-01 2025-12-31 0001853860 country:BR ero:StateGovernmentOfParaStateTreasuryDepartmentMember 2025-01-01 2025-12-31 0001853860 country:BR ero:StateGovernmentOfMatoGrossoStateTreasuryDepartmentMember 2025-01-01 2025-12-31 0001853860 country:BR ero:MunicipalGovernmentOfNovaXavantinaCityHallMember 2025-01-01 2025-12-31 0001853860 country:BR ero:MunicipalGovernmentOfTucumaCityHallMember 2025-01-01 2025-12-31 0001853860 country:BR ero:FederalGovernmentOfBrazilNationalWaterAgencyMember 2025-01-01 2025-12-31 0001853860 country:BR ero:FederalGovernmentOfBrazilNationalMiningAgencyMember 2025-01-01 2025-12-31 0001853860 ero:XavantinaMember 2025-01-01 2025-12-31 0001853860 ero:TucumaMember 2025-01-01 2025-12-31 0001853860 ero:CaraibaMember 2025-01-01 2025-12-31 0001853860 ero:AvMineracaoMember 2025-01-01 2025-12-31 0001853860 9 2025-01-01 2025-12-31 0001853860 8 2025-01-01 2025-12-31 0001853860 7 2025-01-01 2025-12-31 0001853860 6 2025-01-01 2025-12-31 0001853860 5 2025-01-01 2025-12-31 0001853860 4 2025-01-01 2025-12-31 0001853860 3 2025-01-01 2025-12-31 0001853860 2 2025-01-01 2025-12-31 0001853860 17 2025-01-01 2025-12-31 0001853860 16 2025-01-01 2025-12-31 0001853860 15 2025-01-01 2025-12-31 0001853860 14 2025-01-01 2025-12-31 0001853860 13 2025-01-01 2025-12-31 0001853860 12 2025-01-01 2025-12-31 0001853860 11 2025-01-01 2025-12-31 0001853860 10 2025-01-01 2025-12-31 0001853860 1 2025-01-01 2025-12-31 0001853860 2025-01-01 2025-12-31 iso4217:USD CA false 0001853860 2.01 SD 13941000 rxp:Royalties country:BR ero:FederalGovernmentOfBrazilNationalMiningAgencyMember 367000 rxp:Fees country:BR ero:FederalGovernmentOfBrazilNationalMiningAgencyMember 782000 rxp:Fees country:BR snj:BR-PA ero:MunicipalGovernmentOfTucumaCityHallMember ero:TucumaMember 1981000 rxp:InfrastructureImprovements country:BR snj:BR-PA ero:MunicipalGovernmentOfTucumaCityHallMember ero:TucumaMember 1058000 rxp:Royalties country:BR snj:BR-PA ero:StateGovernmentOfParaStateTreasuryDepartmentMember 256000 rxp:InfrastructureImprovements country:BR snj:BR-MT ero:MunicipalGovernmentOfNovaXavantinaCityHallMember ero:XavantinaMember 794000 rxp:Royalties country:BR snj:BR-MT ero:StateGovernmentOfMatoGrossoStateTreasuryDepartmentMember 272000 rxp:Taxes country:BR ero:FederalGovernmentOfBrazilMinistryOfFinanceMember ero:CaraibaMember 12323000 rxp:Taxes country:BR ero:FederalGovernmentOfBrazilMinistryOfFinanceMember ero:TucumaMember 5571000 rxp:Taxes country:BR ero:FederalGovernmentOfBrazilMinistryOfFinanceMember ero:XavantinaMember 72000 rxp:Fees country:BR ero:FederalGovernmentOfBrazilNationalWaterAgencyMember 8683000 rxp:Royalties country:BR ero:CaraibaMember 4512000 rxp:Royalties country:BR ero:TucumaMember 2597000 rxp:Royalties country:BR ero:XavantinaMember 149000 rxp:Fees country:BR ero:CaraibaMember 127000 rxp:Fees country:BR ero:XavantinaMember 162000 rxp:Fees country:BR ero:AvMineracaoMember Ero Copper Corp 2025-12-31 USD 13941000 367000 14308000 782000 1981000 2763000 1058000 1058000 256000 256000 794000 794000 18166000 18166000 72000 72000 272000 8683000 149000 9104000 12323000 4512000 782000 1981000 19598000 5571000 2597000 127000 256000 8551000 162000 162000