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FAIR VALUE MEASUREMENT - Total return swap contracts (Details) | Dec. 31, 2023 shares
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TRS |
FAIR VALUE MEASUREMENT |
Units outstanding | 4,365,000

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
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Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Number of capital units or capital shares outstanding. This element is relevant to issuers of face-amount certificates and registered investment companies. + References No definition available. + Details
Name: | kgc_IfrsCapitalUnitsOutstanding
Namespace Prefix: | kgc_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

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- Details
Name: | ifrs-full_ClassesOfFinancialLiabilitiesAxis=kgc_TotalReturnSwapContractsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |