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Subsequent Events - Additional Information (Detail) - MXN ($)	Apr. 30, 2022	Apr. 14, 2022	Mar. 18, 2022	Dec. 31, 2021	Dec. 31, 2020	Jul. 31, 2020
Disclosure of non-adjusting events after reporting period [line items]
Borrowings				$ 564,030,102,000	$ 628,382,956,000
Twenty Twenty Business Acquisition [Member] | Claro [Member]
Disclosure of non-adjusting events after reporting period [line items]
Consideration transferred, acquisition-date fair value					$ 16,500
Twenty Twenty Business Acquisition [Member] | Claro [Member] | Joint Offer [Member]
Disclosure of non-adjusting events after reporting period [line items]
Consideration transferred, acquisition-date fair value						$ 16,500,000,000
Sitios Credit Facility [Member] | Subsequent Events [Member]
Disclosure of non-adjusting events after reporting period [line items]
Borrowings		$ 1,640,800,000	$ 20,558,500
Borrowings, maturity	2032	2023
Borrowings, interest rate	5.375%	13.32%
Proceeds from issue of bonds, notes and debentures	$ 1,000,000,000

X

- Definition

The fair value, at acquisition date, of the consideration transferred in a business combination. [Refer: Business combinations [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

The amount of outstanding funds that the entity is obligated to repay.

+ References

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

The interest rate on borrowings. [Refer: Borrowings]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-IssueDate 2021-01-01
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- Definition

The maturity of borrowings. [Refer: Borrowings]

+ References

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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.

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- Definition

The cash inflow from the issuing of bonds, notes and debentures.

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