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Subsequent Events - Additional Information (Detail) € / shares in Units, $ in Thousands, € in Billions | 1 Months Ended |  |  |
--- | --- | --- | --- | ---
Feb. 28, 2021 EUR (€) € / shares | Feb. 02, 2021 | Dec. 31, 2020 MXN ($) | Dec. 31, 2019 MXN ($)
Disclosure of non-adjusting events after reporting period [line items] |  |  |  |
Borrowings | $ |  |  | $ 628,382,956 | $ 624,254,477
Subsequent Events [Member] | Senior Unsecured Bonds [Member] |  |  |  |
Disclosure of non-adjusting events after reporting period [line items] |  |  |  |
Borrowings | € | € 2.1 |  |  |
Borrowings, maturity | 3 years |  |  |
Borrowings, interest rate |  | 0.00% |  |
Percentage Of Issue Price On Principle Amount | 104.75% |  |  |
Percentage of annual yield-to-maturity | 1.53% |  |  |
Proceeds from issue of bonds, notes and debentures | € | € 2.2 |  |  |
Debt Conversion Converted Instrument Shares Issued On Exchange Price | € 3.1185 |  |  |
Debt Conversion Converted Instrument Shares Issued Price On premium | 15 |  |  |
Debt Conversion Converted Instrument Shares Issued On Reference Price | € 2.7117 |  |  |

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