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v3.25.1

Provisions (Details 1) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | --- | ---
IfrsStatementLineItems [Line Items] |  |  |
Carrying amount | $ 279,386 | $ 314,919 | $ 266,319
Legal Proceedings Provision Tax [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Judicial deposits | (1,118) | (1,372) |
Provisions | 8,222 | 11,284 |
Carrying amount | 7,104 | 9,912 |
Legal Proceedings Provision Labor [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Judicial deposits | (985) | (1,810) |
Provisions | 18,394 | 24,104 |
Carrying amount | 17,409 | 22,294 |
Legal Proceedings Provision Civil [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Provisions | 2,064 | 760 |
Carrying amount | 2,064 | 760 |
Legal Proceedings Provision Environmental [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Provisions | 19,055 | 23,821 |
Carrying amount | 19,055 | 23,821 |
Legal proceedings provision [member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Judicial deposits | (2,103) | (3,182) |
Provisions | 47,735 | 59,969 |
Carrying amount | $ 45,632 | $ 56,787 |

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- Definition The amount of provisions other than provisions for employee benefits. [Refer: Provisions] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 37 -IssueDate 2024-01-01 -Paragraph 84 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2024-en-r&anchor=para_84_a&doctype=Standard -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 78 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_78_d&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_OtherProvisions
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- References No definition available. + Details
Name: | nexa_IfrsStatementLineItems
Namespace Prefix: | nexa_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition The element represents judicial deposits. + References No definition available. + Details
Name: | nexa_JudicialDeposits
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition The element represents other provisions gross. + References No definition available. + Details
Name: | nexa_OtherProvisionsGross
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Details
Name: | ifrs-full_ClassesOfProvisionsAxis=nexa_LegalProceedingsProvisionTaxMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | ifrs-full_ClassesOfProvisionsAxis=nexa_LegalProceedingsProvisionLaborMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | ifrs-full_ClassesOfProvisionsAxis=nexa_LegalProceedingsProvisionCivilMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | ifrs-full_ClassesOfProvisionsAxis=nexa_LegalProceedingsProvisionEnvironmentalMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | ifrs-full_ClassesOfProvisionsAxis=ifrs-full_LegalProceedingsProvisionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |