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Bank Loans and Notes Payables - Additional Information (Detail) $ in Millions | 1 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Sep. 30, 2021 MXN ($) | Dec. 31, 2022 MXN ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2024 MXN ($) | Dec. 31, 2024 USD ($) | Dec. 31, 2023 MXN ($) | Jun. 30, 2023 MXN ($)
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |  |
Increase in interest rate on the bonds | 25.00% |  |  |  |  |  |
Repayments of bonds, notes and debentures, net savings |  | $ 408,000,000 |  |  |  |  |
Argentine peso |  |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |  |
Notional amount |  |  |  | $ 657 |  | $ 73,000,000 |
7.87% Senior Notes, Maturity Date on Nov. 26, 2027 |  |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |  |
Notional amount |  |  |  | $ 8,500,000,000 |  |  |
Fixed interest rate |  |  |  | 7.87% | 7.87% |  |
TIIE + 0.08% Debt Bonds Maturing on 2025 |  |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |  |
Notional amount |  |  |  | $ 1,727,000,000 |  |  |
Floating interest rate |  |  |  | 0.08% | 0.08% |  |
7.35% Debt Bonds Maturing in 2028 |  |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |  |
Notional amount |  |  |  | $ 3,000,000,000 |  |  |
Fixed interest rate |  |  |  | 7.35% | 7.35% |  |
7.36% Debt Bonds Maturing 2028 |  |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |  |
Notional amount |  |  |  | $ 6,965,000,000 |  |  |
Fixed interest rate |  |  |  | 7.36% | 7.36% |  |
SLB TIIE + 0.05% Debt Bonds Maturing on 2026 |  |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |  |
Notional amount |  |  |  | $ 2,435,000,000 |  |  |
Floating interest rate |  |  |  | 0.05% | 0.05% |  |
TIIE + 0.05% Debt Bonds Maturing on 2026 |  |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |  |
Notional amount |  |  |  | $ 500,000,000 |  |  |
Floating interest rate |  |  |  | 0.05% | 0.05% |  |
9.95% Debt Bonds Maturing in 2029 |  |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |  |
Notional amount |  |  |  | $ 5,500,000,000 |  |  |
Fixed interest rate |  |  |  | 9.95% | 9.95% |  |
2.75 Senior Notes, Maturity Date on January 22, 2030 |  |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |  |
Notional amount |  |  |  |  | $ 1,041 |  |
Fixed interest rate |  |  |  | 2.75% | 2.75% |  |
Repayment of bonds |  |  | $ 209 |  |  |  |
1.85% Senior Notes, Maturity Date on September 1, 2032 |  |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |  |
Notional amount |  |  |  |  | $ 705 |  |
Fixed interest rate |  |  |  | 1.85% | 1.85% |  |
5.25% Senior Notes, Maturity Date on Nov. 26, 2043 |  |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |  |
Notional amount |  |  |  |  | $ 489 |  |
Fixed interest rate |  |  |  | 5.25% | 5.25% |  |
Repayment of bonds |  |  | $ 111 |  |  |  |
Sustainability-Linked Bond (SLB) |  |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |  |
Notional amount | $ 9,400,000,000 | $ 6,000,000,000 |  |  |  |  |
5.46% Senior Notes, Maturity Date on May 12, 2023 |  |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |  |
Notional amount |  |  |  |  |  |  | $ 7,500,000,000
Fixed interest rate |  |  |  |  |  |  | 5.46%

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