v3.26.1
Income Taxes and Duties - Summary of Income Tax Expense (Benefit) (Detail)
$ in Thousands, $ in Thousands
12 Months Ended
Dec. 31, 2025
USD ($)
Dec. 31, 2025
MXN ($)
Dec. 31, 2024
MXN ($)
Dec. 31, 2023
MXN ($)
Disclosure of income taxes [line items]        
Total duties, taxes and other $ 39,838 $ 715,756 $ 290,281,198 $ 219,999,281
PEMEX        
Disclosure of income taxes [line items]        
Current income tax   2,199,983 1,944,247  
Deferred income tax   (1,484,227) 160,837,942  
Total duties, taxes and other   $ 715,756 $ 162,782,189 $ 5,923,357