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Post-Employment and Other Non-current Employee Benefits - Additional Information (Detail) - MXN ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Disclosure of defined benefit plans [line items] |  |
Post employment least invest percentage | 30.00% |
Employee profit sharing | $ 1,059 | $ 1,069
Actuarial Assumption of Discount Rates |  |
Disclosure of defined benefit plans [line items] |  |
Impact on absolute terms of variation in the assumptions on net defined benefit liability | 1.00% |
Percentage of significant actuarial assumptions | 1.00% |
Bottom of Range |  |
Disclosure of defined benefit plans [line items] |  |
Weighted average duration of defined benefit obligation | 20 years 1 month 6 days | 16 years 9 months 18 days
Top of Range |  |
Disclosure of defined benefit plans [line items] |  |
Weighted average duration of defined benefit obligation | 19 years 6 months | 16 years 9 months 18 days

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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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- Definition The reasonably possible percentage of the increase in the actuarial assumption used to determine the present value of defined benefit obligation. [Refer: Actuarial assumptions [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2023-01-01 -Paragraph 145 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2023-en-r&anchor=para_145_a&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The weighted average duration of a defined benefit obligation. [Refer: Weighted average [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2023-01-01 -Paragraph 147 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2023-en-r&anchor=para_147_c&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition Defined Benefit Plan, Fund Assets, Post Employment Invest Percentage, Minimum + References No definition available. + Details
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- Definition Employee profit sharing + References No definition available. + Details
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- Definition Percentage of significant actuarial assumptions + References No definition available. + Details
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- Details
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