XML 104 R84.htm IDEA: XBRL DOCUMENT
v3.26.1

Current and deferred income tax and uncertain tax positions (Details 2) - USD ($) $ in Thousands | Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | --- | --- | ---
IfrsStatementLineItems [Line Items] |  |  |  |
Deferred income tax assets and liabilities | $ 129,348 | $ 104,352 | $ 68,667 | $ (24,886)
Deferred income tax assets | 307,293 | 236,887 |  |
Deferred income tax liabilities | (177,945) | (132,535) |  |
Tax Credits On Net Operating Losses [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Deferred income tax assets | 320,929 | 242,278 |  |
Asset Retirement Obligations [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Deferred income tax assets | 25,556 | 22,498 |  |
Foreign Exchange Gains [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Deferred income tax assets | 22,159 | 14,222 |  |
Inventory Provisions [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Deferred income tax assets | 15,268 | 10,903 |  |
Environmental Liabilities [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Deferred income tax assets | 12,108 | 10,847 |  |
Tax Labor And Civil Provisions [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Deferred income tax assets | 11,169 | 7,886 |  |
Provision For Employee Benefits [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Deferred income tax assets | 6,910 | 5,196 |  |
Revaluation Of Derivative Financial Instruments [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Deferred income tax assets | 1,913 | 36 |  |
Others Deferred Income Tax Assets [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Deferred income tax assets | 13,756 | 10,773 |  |
Capitalized Interest [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Deferred income tax liabilities | (18,085) | (17,054) |  |
Depreciation Amortization And Asset Impairment [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Deferred income tax liabilities | (129,435) | (70,985) |  |
Added Value Of Assets [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Deferred income tax liabilities | (134,916) | (131,663) |  |
Other Deferred Income Tax Liabilities [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Deferred income tax liabilities | $ (17,984) | $ (585) |  |

X
- Definition The amounts of income taxes recoverable in future periods in respect of: (a) deductible temporary differences; (b) the carryforward of unused tax losses; and (c) the carryforward of unused tax credits. [Refer: Temporary differences [member]; Unused tax credits [member]; Unused tax losses [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2024-01-01 -Paragraph 81 -Subparagraph g -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2024-en-r&anchor=para_81_g_i&doctype=Standard -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 54 -Subparagraph o -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_54_o&doctype=Standard -URIDate 2024-03-27 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 56 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_56&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_DeferredTaxAssets
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount of deferred tax liabilities or assets. [Refer: Deferred tax liabilities; Deferred tax assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2024-01-01 -Paragraph 81 -Subparagraph g -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2024-en-r&anchor=para_81_g_i&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_DeferredTaxLiabilityAsset
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of deferred tax assets net of deferred tax liabilities, when the absolute amount of deferred tax assets is greater than the absolute amount of deferred tax liabilities. [Refer: Deferred tax assets; Deferred tax liabilities] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 12 -IssueDate 2024-01-01 -Paragraph 81 -Subparagraph g -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2024-en-r&anchor=para_81_g_i&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_NetDeferredTaxAssets
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount of deferred tax liabilities net of deferred tax assets, when the absolute amount of deferred tax liabilities is greater than the absolute amount of deferred tax assets. [Refer: Deferred tax assets; Deferred tax liabilities] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 12 -IssueDate 2024-01-01 -Paragraph 81 -Subparagraph g -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2024-en-r&anchor=para_81_g_i&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_NetDeferredTaxLiabilities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amounts of income taxes payable in future periods in respect of taxable temporary differences. [Refer: Temporary differences [member]] + References No definition available. + Details
Name: | nexa_DeferredTaxLiability
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=nexa_TaxCreditsOnNetOperatingLossesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=nexa_AssetRetirementObligationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=nexa_ForeignExchangeGainsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=nexa_InventoryProvisionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=nexa_EnvironmentalliabilitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=nexa_TaxLaborAndCivilProvisionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=nexa_ProvisionForEmployeeBenefitsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=nexa_RevaluationOfDerivativeFinancialInstrumentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=nexa_OthersDeferredIncomeTaxAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=nexa_CapitalizedInterestMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=nexa_DepreciationAmortizationAndAssetImpairmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=nexa_AddedValueOfAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=nexa_OtherDeferredIncomeTaxLiabilitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |