v3.25.2
Wells, Pipelines, Properties, Plant and Equipment, Net - Summary of Net (Impairment) Reversal of Impairment (CGUs Pemex Exploration and Production) (Detail) - Exploration and Extraction - MXN ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]    
Total $ (9,028,380) $ (7,529,638)
Tsimin Xux    
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]    
Total (2,519,098) (7,494,656)
Ogarrio Magallanes    
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]    
Total (886,647) (3,802,863)
Antonio J. Bermúdez    
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]    
Total 1,517,184 (1,881,362)
Lakach    
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]    
Total (947,562) (1,240,831)
Burgos    
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]    
Total (1,243,738) (291,449)
Misión (CEE)    
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]    
Total 19,276 (35,310)
Cuenca de Macuspana    
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]    
Total 0 (15,342)
Arenque    
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]    
Total 0 242,554
Poza Rica    
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]    
Total 0 385,159
Tamaulipas Constituciones    
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]    
Total 0 684,341
Aceite Terciario del Golfo    
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]    
Total 0 1,699,194
Cantarell    
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]    
Total (5,344,778) 1,704,579
Ayin-Alux    
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]    
Total $ 376,983 $ 2,516,348