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v3.25.1

Other income and expenses, net (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Other Income And Expenses Net |  |  |
ICMS tax incentives (i) |  | $ 32,338 | $ 56,697
Changes in fair value of offtake agreement - note 16 (e) | (3,347) | 2,268 | 24,267
Pre-operating expenses related to Aripuanã (ii) |  |  | (45,800)
Impairment of other assets (iii) |  |  | (9,302)
Changes in fair value of derivative financial instruments – note 16 (c) | 746 | (1,385) | 1,363
(Loss) gain on sale and write-off of property, plant and equipment | (16,183) | (3,734) | (698)
Changes in asset retirement, restoration and environmental obligations – note 27 | 13,750 | (10,125) | (1,512)
Slow moving and obsolete inventory | (10,897) | (4,372) | (11,511)
Provision for legal claims | 1,908 | (13,892) | (7,664)
Contribution to communities | (14,554) | (13,134) | (17,233)
Tax Voluntary disclosure (iv) |  | (86,906) |
Changes in fair value of energy forward contracts – note 16 (d) | 81 | (15,663) |
Divestment and restructuring (v) | 9,028 |  |
Others | (14,043) | 4,021 | 8,719
Total other income and expenses, net | $ (33,511) | $ (110,584) | $ (2,674)

X
- Definition The gains (losses) on disposals of non-current assets. [Refer: Non-current assets] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 112 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_112_c&doctype=Standard -URIDate 2024-03-27 + Details
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Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition The amount recognised as a reduction in the amount of inventories recognised as an expense due to the reversal of any write-down of inventories resulting from an increase in net realisable value. [Refer: Inventories; Inventory write-down] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 2 -IssueDate 2024-01-01 -Paragraph 36 -Subparagraph f -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=2&code=ifrs-tx-2024-en-r&anchor=para_36_f&doctype=Standard -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 98 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_98_a&doctype=Standard -URIDate 2024-03-27 + Details
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Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

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- Definition The element represents environmental and asset retirement obligations expense. + References No definition available. + Details
Name: | nexa_ChangesInAssetRetirementAndEnvironmentalObligations
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition The element represents changes in fair value of derivative financial instruments + References No definition available. + Details
Name: | nexa_ChangesInFairValueOfDerivativesFinancialInstrument
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition The element represents changes in fair value of of energy forward contracts. + References No definition available. + Details
Name: | nexa_ChangesInFairValueOfEnergyForwardContracts
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition The element represents changes in fair value of offtake agreement + References No definition available. + Details
Name: | nexa_ChangesInFairValueOfOfftakeAgreements
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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

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- Definition The element represents the effects of restructuring obligations and the gain or loss related to the divestments. + References No definition available. + Details
Name: | nexa_DivestmentAndRestructuring
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition The element represents ICMS tax incentives. + References No definition available. + Details
Name: | nexa_IcmsTaxIncentives1
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition The element represents impairment recognized of other assets. + References No definition available. + Details
Name: | nexa_ImpairmentOfOtherAssets
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition The element represents miscellaneous other operating income expense. + References No definition available. + Details
Name: | nexa_MiscellaneousOtherOperatingIncomeExpense
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The element represents pre-operating expenses related to Aripuana + References No definition available. + Details
Name: | nexa_PreoperatingExpensesRelatedToAripuan
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition The element represents projects and contributions to communities. + References No definition available. + Details
Name: | nexa_ProjectsAndContributionsToCommunities
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition The element represents provision for tax labor civil and environmental claims. + References No definition available. + Details
Name: | nexa_ProvisionForTaxLaborCivilAndEnvironmentalClaims
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition The element represents provision of tax voluntary disclosure - VAT discussions. + References No definition available. + Details
Name: | nexa_TaxVoluntaryDisclosureVatDiscussion
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition The amount of operating income (expense) that the entity does not separately disclose in the same statement or note. + References No definition available. + Details
Name: | nexa_TotalOtherIncomeAndExpensesNet
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration