v3.25.1
Information by segment - Summary of Segment Disclosure for Company's Consolidated Operations Narrative (Detail) - MXN ($)
$ in Millions
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Disclosure of operating segments [line items]      
Total revenues $ 279,793 $ 245,088 $ 226,740
Total assets 307,986 273,520 277,995
Total liabilities 157,445 139,815 146,119
Gains (losses) on disposals of non-current assets 137 93 250
Mexico and Central America      
Disclosure of operating segments [line items]      
Total revenues 166,996 149,362 131,002
Total assets 187,417 168,011 172,711
Total liabilities 118,616 104,898 113,554
South America      
Disclosure of operating segments [line items]      
Total revenues 112,797 95,726 95,738
Total assets 120,569 105,509 105,284
Total liabilities 38,829 34,917 32,565
Mexico | Mexico and Central America      
Disclosure of operating segments [line items]      
Total revenues 135,906 122,615 106,911
Total assets 159,498 146,253 152,236
Total liabilities 109,855 98,652 108,073
Brazil | South America      
Disclosure of operating segments [line items]      
Total revenues 74,126 66,963 63,944
Total assets 83,899 77,513 77,026
Total liabilities 26,629 26,571 24,003
Colombia | South America      
Disclosure of operating segments [line items]      
Total revenues 20,995 17,680 16,799
Total assets 19,835 17,753 14,607
Total liabilities 6,150 5,337 3,902
Argentina | South America      
Disclosure of operating segments [line items]      
Total revenues 12,557 6,668 10,917
Total assets 9,324 4,304 7,344
Total liabilities 3,677 1,456 2,378
Uruguay | South America      
Disclosure of operating segments [line items]      
Total revenues 5,119 4,415 4,078
Total assets 7,511 5,939 6,307
Total liabilities $ 2,374 $ 1,553 $ 2,282