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Financial Instruments - Summarizes Company's Financial Assets and Liabilities Measured at Fair Value (Detail) - MXN ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Disclosure of detailed information about financial instruments [line items]
Derivative financial instruments	$ 96	$ 591
Level 1
Disclosure of detailed information about financial instruments [line items]
Derivative financial instruments	228	351
Derivative financial instruments liability	202	64
Trust assets of labor obligations	1,426	1,416
Level 2
Disclosure of detailed information about financial instruments [line items]
Derivative financial instruments	131	2,907
Derivative financial instruments liability	5,146	3,565
Trust assets of labor obligations

X

- Definition

The amount of financial assets classified as derivative instruments. [Refer: Financial assets; Derivatives [member]]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-URIDate 2023-03-23

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- Definition

The amount of financial liabilities classified as derivative instruments. [Refer: Financial assets; Derivatives [member]]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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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

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- Definition

Trust Assets Of Labor Obligations

+ References

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