Customers and Other Financing and Non-Financing Accounts Receivable - Summary of Accounts Receivable and Other Receivables (Detail) $ in Thousands, $ in Thousands |
Dec. 31, 2025
USD ($)
|
Dec. 31, 2025
MXN ($)
|
Dec. 31, 2024
MXN ($)
|
|---|---|---|---|
| Trade and Other Receivables [Line Items] | |||
| Customers, net | $ 6,233,447 | $ 111,994,478 | $ 126,733,175 |
| Domestic customers | |||
| Trade and Other Receivables [Line Items] | |||
| Customers, net | 90,666,378 | 86,225,287 | |
| Export customers | |||
| Trade and Other Receivables [Line Items] | |||
| Customers, net | $ 21,328,100 | $ 40,507,888 |