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v3.26.1

Consolidated statement of cash flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Cash flows from operating activities |  |  |
Income (loss) before tax | $ 331,749 | $ (71,851) | $ (296,084)
Depreciation and amortization | 288,996 | 330,198 | 310,475
Impairment (reversal) loss of long-lived assets | (91,706) | 32,870 | 114,643
Share in the results of associates | (21,143) | (21,223) | (23,536)
Interest, foreign exchange and other financial effects | 261,559 | 224,096 | 137,405
Gain on sale and write-off of property, plant and equipment | 1,649 | 16,183 | 3,734
Gain on divestments | (7,736) | (9,028) |
Other restoration obligations |  |  | 6,960
Tax voluntary disclosure – VAT discussions |  |  | 102,939
Changes in provisions and other assets impairments | 27,241 | (15,512) | (37,800)
Changes in fair value of loans and financings | (2,052) | 3,627 | 525
Debt modification gain |  | (3,142) |
Loss on bonds repurchase | 1,905 | 3,348 |
Changes in fair value of derivative financial instruments | (4,116) | (194) | (12,514)
Changes in fair value of energy forward contracts | (9,608) | (81) | 15,663
Changes in fair value of offtake agreement | 49,254 | 3,347 | (2,268)
Contractual obligations | 24,637 | 21,084 | 10,121
Price cap realized in offtake agreement | (5,011) | (3,246) |
Decrease (increase) in assets |  |  |
Trade accounts receivables | (110,790) | (85,208) | 58,067
Inventory | (83,929) | (34,728) | 127,002
Other financial instruments | (1,687) | (4,762) | 13,271
Other assets | (94,749) | (117,318) | (70,948)
Increase (decrease) in liabilities |  |  |
Trade payables | (8,174) | 139,089 | (451)
Confirming payables | 126,846 | 38,335 | 17,074
Other liabilities | (39,502) | 82,979 | (42,785)
Cash provided by operating activities | 633,633 | 528,863 | 431,493
Interest paid on loans and financings | (139,271) | (128,068) | (113,018)
Interest paid on lease liabilities | (9,807) | (11,645) | (6,086)
Premium paid on bonds repurchase | (15,046) | (1,989) |
Income tax paid | (104,552) | (35,776) | (56,191)
Net cash provided by operating activities | 364,957 | 351,385 | 256,198
Cash flows from investing activities |  |  |
Additions of property, plant and equipment | (351,869) | (259,010) | (310,150)
Additions of intangible assets | (1,994) | (5,748) | (3,087)
Net sales of financial investments | 27,320 | (663) | 19,556
Payment for acquisition of subsidiary, net of cash acquired | 997 |  |
Proceeds from the sale of property, plant and equipment | 1,667 | 738 | 1,229
Proceeds from the sale of divestments and restructuring | 3,000 | 2,078 |
Investments in equity instruments |  | (700) |
Dividends received | 23,835 | 25,185 | 22,100
Net cash used in investing activities | (297,044) | (238,120) | (270,352)
Cash flows from financing activities |  |  |
New loans and financings | 542,414 | 799,439 | 56,408
Debt issue costs | (4,931) | (7,577) | (74)
Payments of loans and financings | (632,856) | (681,475) | (27,087)
Payments of lease liabilities | (43,616) | (32,056) | (15,170)
Dividends paid | (34,267) | (15,529) | (23,713)
Payments of share premium | (13,400) |  | (25,000)
Purchase of non-controlling interest shares | (513) |  |
Purchase of stake in subsidiary by non-controlling shareholders |  | 510 |
Capital contribution of non-controlling interest to capital |  | (866) |
Capital contribution of non-controlling interest to subsidiary | 1,864 |  |
Net cash (used in) provided by financing activities | (185,305) | 62,446 | (34,636)
Foreign exchange effects on cash and cash equivalents | 12,726 | (12,433) | 8,223
Increase (decrease) in cash and cash equivalents | (104,666) | 163,278 | (40,567)
Cash and cash equivalents at the beginning of the period | 620,537 | 457,259 | 497,826
Cash and cash equivalents at the end of the year | 515,871 | 620,537 | 457,259
Non-cash investing and financing transactions |  |  |
Additions to right-of-use assets | (50,011) | (64,955) | (68,428)
Consolidation effect on subsidiary acquisition | 210 |  |
Additions to property, plant and equipment |  | (18,851) |
Write-offs of property, plant and equipment | 3,316 | 16,579 | 4,089
Write-offs of intangible assets | 1 | 342 |
Write-offs of right of use assets |  | $ (5,348) | $ (7,374)

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- Definition The amount of cash and cash equivalents whose use or withdrawal is restricted. [Refer: Cash and cash equivalents] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 55 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_55&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_RestrictedCashAndCashEquivalents
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount recognised resulting from the write-down of property, plant and equipment to its recoverable amount or reversals of those write-downs. [Refer: Property, plant and equipment] + References Reference 1: 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
Name: | ifrs-full_WritedownsReversalsOfPropertyPlantAndEquipment
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- Definition The element represents additions of intangible assets + References No definition available. + Details
Name: | nexa_AdditionsOfIntangibleAssets
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The element represents additions to property, plant and equipment. + References No definition available. + Details
Name: | nexa_AdditionsToPropertyPlantAndEquipment
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The element represents additions to right-of-use assets + References No definition available. + Details
Name: | nexa_AdditionsToRightofuseAssets1
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The element represents adjustments for interest indexation, exchange variations and other financial effects. + References No definition available. + Details
Name: | nexa_AdjustmentsForInterestIndexationAndExchangeVariations
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The element represents the contribution of non-controlling interest subsidiaries. + References No definition available. + Details
Name: | nexa_CapitalContributionOfNoncontrollingInterestToSubsidiary
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash flows from (used in) operating activities, which are the principal revenue-producing activities of the entity and other activities that are not investing or financing activities. [Refer: Revenue] + References No definition available. + Details
Name: | nexa_CashProvidedByOperatingActivities
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

X
- 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

X
- Definition The element represents changes in fair value of Offtake Agreement. + References No definition available. + Details
Name: | nexa_ChangesInFairValueOfOfftakeAgreement
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The element represents the changes in provisions of and other assets impairments. + References No definition available. + Details
Name: | nexa_ChangesInProvisionsAndOtherAssetsImpairments
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The element represents consolidation effect on subsidiary acquisition — nature: Equity transaction / Equity adjustment (consolidation adjustment with no impact on profit or loss). + References No definition available. + Details
Name: | nexa_ConsolidationEffectOnSubsidiaryAcquisition
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The element represents contractual obligation + References No definition available. + Details
Name: | nexa_ContractualObligations
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The element represents the debt modification related to roll-over. + References No definition available. + Details
Name: | nexa_DebtModificationGain
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

X
- Definition The element represents depreciation and amortization. + References No definition available. + Details
Name: | nexa_DepreciationsAndAmortization
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The element represents the gain related to the divestments. + References No definition available. + Details
Name: | nexa_GainOnDivestments
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

X
- Definition The element represents interest paid on lease liabilities. + References No definition available. + Details
Name: | nexa_InterestPaidOnLeaseLiabilities
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The element represents interest paid on loans and financing. + References No definition available. + Details
Name: | nexa_InterestPaidOnLoansAndFinancings
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The element represents investments in equity instruments. + References No definition available. + Details
Name: | nexa_InvestmentsInEquityInstruments1
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The element represents loss on bonds repurchase: Financial expense / Other financial expense. + References No definition available. + Details
Name: | nexa_LossOnBondsRepurchase
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The element represents increase decrease through changes in financial investments. + References No definition available. + Details
Name: | nexa_NetSalesOfFinancialInvestments
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

X
- Definition The element represents provision of other restoration obligations. + References No definition available. + Details
Name: | nexa_OtherRestorationObligations
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The element represents the purchase of stake in subsidiary from non-controlling shareholders + References No definition available. + Details
Name: | nexa_PaymentForAcquisitionOfSubsidiaryNetOfCashAcquired
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The element represents premium paid on bonds repurchase. + References No definition available. + Details
Name: | nexa_PremiumPaidOnBondsRepurchase
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The element represents sales with the copper price higher than the price cap, therefore resulting in the reduction of the financial instrument liability for these sales, and the recognition of revenue at fair values. + References No definition available. + Details
Name: | nexa_PriceCapOnOfftakeAgreement
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The element represents the contribution of non-controlling interest capital. + References No definition available. + Details
Name: | nexa_ProceedsFromContributionOfNoncontrollingInterestCapital
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash inflow representing dividends received from associates, classified as investing activities. + References No definition available. + Details
Name: | nexa_ProceedsFromDividendReceived
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash inflow from the sale of Morro Agudo. + References No definition available. + Details
Name: | nexa_ProceedsFromSaleOfDivestmentsAndRestructuring
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The element represents the purchase of stake in interest share from non-controlling shareholders + References No definition available. + Details
Name: | nexa_PurchaseOfNoncontrollingInterestShares
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The element represents the purchase of stake in subsidiary from non-controlling shareholders + References No definition available. + Details
Name: | nexa_PurchaseOfStakeInSubsidiaryByNoncontrollingShareholders
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The element represents shares the results of associates. + References No definition available. + Details
Name: | nexa_ShareInResultsOfAssociates
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The element represents provisions of Tax Voluntary Disclosure Vat Discussions + References No definition available. + Details
Name: | nexa_TaxVoluntaryDisclosureVatDiscussions
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The element represents write-offs of right of use intangible assets + References No definition available. + Details
Name: | nexa_WriteoffsOfIntangibleAssets
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The element represents write-offs of right of use assets + References No definition available. + Details
Name: | nexa_WriteoffsOfRightOfUseAssets
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration