Financial Instruments - Summary of Monetary Assets and Liabilities Denominated In Foreign Currency (Detail) $ in Thousands, $ in Thousands |
Dec. 31, 2025
MXN ($)
$ / ¥
$ / $
CHF (SFr)
$ / €
$ / £
|
Dec. 31, 2025
USD ($)
$ / ¥
$ / $
CHF (SFr)
$ / €
$ / £
|
Dec. 31, 2024
MXN ($)
$ / SFr
$ / €
$ / £
$ / $
$ / ¥
|
Dec. 31, 2024
USD ($)
$ / SFr
$ / €
$ / £
$ / $
$ / ¥
|
|---|---|---|---|---|
| Monetary assets and liabilities denominated in foreign currency [line items] | ||||
| Net position Asset/(Liability) | $ (1,049,446,333) | $ (1,953,045,227) | ||
| Exchange rate | $ / $ | 17.9667 | 17.9667 | ||
| U.S. dollar | ||||
| Monetary assets and liabilities denominated in foreign currency [line items] | ||||
| Assets | $ 4,631,591 | $ 16,359,113 | ||
| Liabilities | 57,235,299 | 105,786,263 | ||
| Net position Asset/(Liability) | $ (945,115,041) | $ (52,603,708) | $ (1,812,536,304) | $ (89,427,150) |
| Exchange rate | $ / $ | 17.9667 | 17.9667 | 20.2683 | 20.2683 |
| Euro | ||||
| Monetary assets and liabilities denominated in foreign currency [line items] | ||||
| Assets | $ 600,546 | $ 1,382 | ||
| Liabilities | 5,107,518 | 6,748,800 | ||
| Net position Asset/(Liability) | $ (95,085,391) | $ (4,506,972) | $ (141,606,712) | $ (6,747,418) |
| Exchange rate | $ / € | 21.0974 | 21.0974 | 20.9868 | 20.9868 |
| Pounds sterling | ||||
| Monetary assets and liabilities denominated in foreign currency [line items] | ||||
| Assets | $ 345 | $ 904,818 | ||
| Liabilities | 2,688 | 454,525 | ||
| Net position Asset/(Liability) | $ (56,609) | $ (2,343) | $ 11,431,138 | $ 450,293 |
| Exchange rate | $ / £ | 24.1607 | 24.1607 | 25.3860 | 25.3860 |
| Japanese yen | ||||
| Monetary assets and liabilities denominated in foreign currency [line items] | ||||
| Assets | $ 0 | $ 0 | ||
| Liabilities | 80,142,852 | 80,127,438 | ||
| Net position Asset/(Liability) | $ (9,184,371) | $ (80,142,852) | $ (10,328,427) | $ (80,127,438) |
| Exchange rate | $ / ¥ | 0.1146 | 0.1146 | 0.1289 | 0.1289 |
| Swiss francs | ||||
| Monetary assets and liabilities denominated in foreign currency [line items] | ||||
| Assets | $ 0 | $ 0 | ||
| Liabilities | 217 | 220 | ||
| Net position Asset/(Liability) | $ (4,921) | $ (217) | $ (4,922) | $ (220) |
| Exchange rate | 22.6758 | 22.6758 | 22.3721 | 22.3721 |