XML 119 R96.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Share-based compensation - Changes in other equity instruments (Details) - shares | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Deferred share units |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |
Number of outstanding units, beginning of period (in units) | 157,700 | 155,761
Number of outstanding units granted (in units) | 28,159 | 18,417
Number of outstanding units performance factor impact on redemption (in units) | 0 | 0
Number of outstanding units granted in lieu of dividends (in units) | 2,827 | 2,484
Number of outstanding units redeemed (in units) | (33,892) | (18,962)
Number of outstanding units cancelled (in units) | 0 | 0
Number of outstanding units, end of period (in units) | 154,794 | 157,700
Restricted share units |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |
Number of outstanding units, beginning of period (in units) | 310,854 | 340,929
Number of outstanding units granted (in units) | 134,080 | 104,980
Number of outstanding units performance factor impact on redemption (in units) | 0 | 0
Number of outstanding units granted in lieu of dividends (in units) | 5,468 | 5,267
Number of outstanding units redeemed (in units) | (118,135) | (131,398)
Number of outstanding units cancelled (in units) | (16,912) | (8,924)
Number of outstanding units, end of period (in units) | 315,355 | 310,854
Performance Share Units (PSU) New Plan |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |
Number of outstanding units, beginning of period (in units) | 631,122 | 744,887
Number of outstanding units granted (in units) | 234,430 | 179,340
Number of outstanding units performance factor impact on redemption (in units) | 47,473 | 143,065
Number of outstanding units granted in lieu of dividends (in units) | 10,113 | 10,411
Number of outstanding units redeemed (in units) | (297,331) | (435,035)
Number of outstanding units cancelled (in units) | (24,305) | (11,546)
Number of outstanding units, end of period (in units) | 601,502 | 631,122

X
- 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
Name: | ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of other equity instruments (ie other than share options) granted in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2024-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2024-en-r&anchor=para_45&doctype=Standard -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2024-01-01 -Paragraph 47 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2024-en-r&anchor=para_47_b&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_NumberOfInstrumentsOtherEquityInstrumentsGranted
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of other equity instruments (ie other than share options) exercised or vested in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2024-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2024-en-r&anchor=para_45&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of other equity instruments (ie other than share options) forfeited in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2024-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2024-en-r&anchor=para_45&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_NumberOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of other equity instruments (ie other than share options) outstanding in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2024-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2024-en-r&anchor=para_45&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number Of Other Equity Instruments Granted In Share-Based Payment Arrangement, Adjusted By Performance Factor On Redemption + References No definition available. + Details
Name: | mx_NumberOfOtherEquityInstrumentsGrantedInShareBasedPaymentArrangementAdjustedByPerformanceFactorOnRedemption
Namespace Prefix: | mx_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number Of Other Equity Instruments Granted In Share-Based Payment Arrangement, In Lieu Of Dividends + References No definition available. + Details
Name: | mx_NumberOfOtherEquityInstrumentsGrantedInShareBasedPaymentArrangementInLieuOfDividends
Namespace Prefix: | mx_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

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

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

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