Government Bonds, And Other Assets - Summary of Balance of Government Bonds (Detail) - Government Bonds - MXN ($) $ in Thousands |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Disclosure Of Notes Receivable Government Bonds And Other Non Current Assets [Line Items] | ||
| Government bonds | $ 21,435,936 | $ 35,875,353 |
| Less: current portion of Government Bonds, net of expected credit losses | 21,435,936 | 14,740,032 |
| Total long-term notes receivable | 0 | 21,135,321 |
| Expected credit losses | $ 1,573 | $ 2,869 |