XML 135 R105.htm IDEA: XBRL DOCUMENT
v3.21.1

SHARE-BASED PAYMENTS - Employee share purchase plans (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Share-based payment transaction |  |
Total share-based compensation | $ 34.4 | $ 30.2
Employee share purchase plan |  |
Share-based payment transaction |  |
Maximum contribution of annual base salary of employees (as a percent) | 10.00% |
Employer contributions (as a percent) | 50.00% |
Total share-based compensation | $ 2.4 | $ 2.1

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

X
- Definition The amount of expense arising from share-based payment transactions in which the goods or services received did not qualify for recognition as assets. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2020-01-01 -Paragraph 51 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2020-en-r&anchor=para_51_a&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_ExpenseFromSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The percentage of employer contributions in share based payment arrangement. + References No definition available. + Details
Name: | kgc_PercentageOfContributionsByEmployerInShareBasedPaymentArrangement
Namespace Prefix: | kgc_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The maximum percentage of employee contribution of annual base salary to acquire common shares. + References No definition available. + Details
Name: | kgc_PercentageOfMaximumEmployeeContributionOfAnnualBaseSalaryInShareBasedPaymentArrangement
Namespace Prefix: | kgc_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=kgc_EmployeeSharePurchasePlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |