XML 167 R138.htm IDEA: XBRL DOCUMENT
v3.25.1

Asset retirement, restoration and environmental obligations (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
IfrsStatementLineItems [Line Items] |  |
Balance at the beginning of the year | $ 314,919 | $ 266,319
Additions | 56,375 | 13,979
Write-offs | (710) |
Reversals | (1) |
Payments | (17,785) | (12,383)
Divestments | (31,878) |
Foreign exchange effects | (39,368) | 11,917
Interest accrual | 26,058 | 26,969
Remeasurement discount rate | (28,224) | 8,118
Balance at the end of the year | 279,386 | 314,919
Current liabilities | 47,561 | 33,718
Non-current liabilities | 231,825 | 281,201
Provision for decommissioning, restoration and rehabilitation costs [member] |  |
IfrsStatementLineItems [Line Items] |  |
Balance at the beginning of the year | 253,533 |
Additions | 54,968 |
Write-offs |  |
Reversals |  |
Payments | (13,552) |
Divestments | (31,702) |
Foreign exchange effects | (26,440) |
Interest accrual | 22,096 |
Remeasurement discount rate | (18,495) |
Balance at the end of the year | 240,408 | 253,533
Current liabilities | 40,555 |
Non-current liabilities | 199,853 |
Other environment related provision [member] |  |
IfrsStatementLineItems [Line Items] |  |
Balance at the beginning of the year | 54,265 |
Additions | 1,407 |
Write-offs | (710) |
Reversals | (1) |
Payments | (4,233) |
Divestments | (176) |
Foreign exchange effects | (11,153) |
Interest accrual | 3,445 |
Remeasurement discount rate | (10,685) |
Balance at the end of the year | 32,159 | 54,265
Current liabilities | 3,935 |
Non-current liabilities | 28,224 |
Dams Obligations [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Balance at the beginning of the year | 7,121 |
Additions |  |
Write-offs |  |
Reversals |  |
Payments |  |
Divestments |  |
Foreign exchange effects | (1,775) |
Interest accrual | 517 |
Remeasurement discount rate | 956 |
Balance at the end of the year | 6,819 | $ 7,121
Current liabilities | 3,071 |
Non-current liabilities | $ 3,748 |

X
- Definition The increase (decrease) in other provisions resulting from a change in discount rate. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 37 -IssueDate 2024-01-01 -Paragraph 84 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2024-en-r&anchor=para_84_e&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_IncreaseDecreaseThroughChangeInDiscountRateOtherProvisions
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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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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- Definition The amount of additional provision of dams, asset retirement and enviromental obligation. + References No definition available. + Details
Name: | nexa_Additions
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition The element represents current dams, asset retirement and environmental obligations. + References No definition available. + Details
Name: | nexa_CurrentAssetRetirementAndEnvironmentalObligations
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition The amount related to divestments in some mining operations. + References No definition available. + Details
Name: | nexa_Divestments
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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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 increase (decrease) in other provisions resulting from foreign currency exchange rate changes on provisions measured in a currency different from the entity's presentation currency. [Refer: Other provisions] + References No definition available. + Details
Name: | nexa_IncreaseDecreaseThroughNetExchangeDifferencesOtherProvision
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition The increase in other provisions through adjustments arising from the passage of time. [Refer: Other provisions] + References No definition available. + Details
Name: | nexa_IncreaseDecreaseThroughTimeValueOfMoneyAdjustmentOtherProvision
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition The element represents non current dams, asset retirement and environmental obligations. + References No definition available. + Details
Name: | nexa_NonCurrentAssetRetirementAndEnvironmentalObligations
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition The amount used (ie incurred and charged against the provision) for other provisions. [Refer: Other provisions] + References No definition available. + Details
Name: | nexa_ProvisionUsedOtherProvision
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition The amount of reversal provision of dams, asset retirement and enviromental obligation. + References No definition available. + Details
Name: | nexa_Reversals
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition The amount of write-offs provision of dams, asset retirement and enviromental obligation. + References No definition available. + Details
Name: | nexa_Writeoffs
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

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

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