Wells, Pipelines, Properties, Plant and Equipment, Net - Assumptions to Determine NPV of Reserves (Pemex Exploration and Production) (Detail) - Exploration and Extraction (formerly Pemex Exploration and Production) |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2025
$ / bbl
$ / Mcf
|
Dec. 31, 2024
$ / bbl
$ / uSDPerBbl
$ / Mcf
|
Dec. 31, 2023
$ / bbl
$ / uSDPerBbl
$ / Mcf
|
|
| Disclosure of significant unobservable inputs used in fair value measurement of assets [line items] | |||
| Average crude oil price (USD per barrel) | 61.16 | 63.02 | 64.08 |
| Average gas price (USD per thousands cubic feet) | $ / Mcf | 4.84 | 4.89 | 4.79 |
| Average condensates price (USD per barrel) | $ / bbl | 64.24 | 70.21 | 73.00 |
| After-tax discount rate | 6.28% | 10.86% | 9.93% |
| Pre-tax discount rate | 9.88% | 16.44% | 15.10% |