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v3.25.1

Other financial instruments (Details Narrative) - USD ($) $ in Thousands |  | 12 Months Ended
--- | --- | ---
Jan. 25, 2022 | Dec. 31, 2024 | Dec. 31, 2023
Other Financial Instruments |  |  |
Sales of produced copper for a 5 year period. | 100.00% |  |
Offtake agreement | 5 years |  |
Fair value agreement |  | $ 46,100 |
Non-cash accumulated loss |  | $ 3,347 | $ 2,268

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- References No definition available. + Details
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Namespace Prefix: | nexa_
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X
- Definition The fair value of the offtake agreement. + References No definition available. + Details
Name: | nexa_FairValueAgreement
Namespace Prefix: | nexa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition The recognition of the non-cash accumulated gain + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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- Definition The period of the offtake agreement. + References No definition available. + Details
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Namespace Prefix: | nexa_
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X
- Definition The percentage of copper concentrate sales. + References No definition available. + Details
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Namespace Prefix: | nexa_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant