XML 115 R92.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Share-based compensation - Weighted average assumptions (Details) - SARs and TSARs - $ / shares | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |
Risk-free interest rate | 4.50% | 4.40%
Expected dividend yield | 1.60% | 1.90%
Expected life of SARs and TSARs (years) | 1 year 4 months 24 days | 1 year 9 months 18 days
Expected volatility | 38.00% | 51.00%
Expected forfeitures | 0.00% | 0.00%
Weighted average fair value (in usd per unit) | $ 10.75 | $ 8.72

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 weighted average exercise price of other equity instruments (ie other than share options) granted in a share-based payment arrangement. [Refer: Weighted average [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2023-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2023-en-r&anchor=para_45&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsGrantedInSharebasedPaymentArrangement2019
Namespace Prefix: | ifrs-full_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Expected Dividend As Percentage, Other Equity Instruments Granted + References No definition available. + Details
Name: | mx_ExpectedDividendAsPercentageOtherEquityInstrumentsGranted
Namespace Prefix: | mx_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Expected Forfeiture As Percentage, Other Equity Instruments Granted + References No definition available. + Details
Name: | mx_ExpectedForfeitureAsPercentageOtherEquityInstrumentsGranted
Namespace Prefix: | mx_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Expected Volatility, Other Equity Instruments Granted + References No definition available. + Details
Name: | mx_ExpectedVolatilityOtherEquityInstrumentsGranted
Namespace Prefix: | mx_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Other Equity Instruments Life, Other Equity Instruments Granted + References No definition available. + Details
Name: | mx_OtherEquityInstrumentsLifeOtherEquityInstrumentsGranted
Namespace Prefix: | mx_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Risk Free Interest Rate, Other Equity Instruments Granted + References No definition available. + Details
Name: | mx_RiskFreeInterestRateOtherEquityInstrumentsGranted
Namespace Prefix: | mx_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

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