v3.26.1
Revenues (Details)
$ in Millions, $ in Millions
 12 Months Ended
Dec. 31, 2025
USD ($)
Dec. 31, 2025
MXN ($)
Dec. 31, 2024
MXN ($)
Dec. 31, 2023
MXN ($)
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue $ 46,705 [1] $ 840,954 $ 781,585 $ 702,692
IFS TopCo LLC        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Economic ownership percentage 37.10% 37.10% 37.10% 37.00%
Mexico        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   $ 541,577 $ 503,207 $ 456,709
South America        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   11,010 10,990 6,673
South America | Reclassification Of Revenue        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue       8,986
Brazil        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   92,515 81,857 53,573
Colombia        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   62,003 54,776 57,432
Chile        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   37,038 34,259 35,437
Uruguay        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   1,040 5,818 4,415
Ecuador        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   10,871 9,454 8,986
Peru        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   1,837 1,174 679
Coca-Cola FEMSA        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   281,280 269,600 236,640
Proximity Americas Division        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   325,449 303,767 276,785
Proximity Europe Division        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   57,028 49,755 43,552
Health Division        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   88,129 79,755 75,355
Fuel Division        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   67,148 65,189 58,150
Other        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   21,920 13,519 12,210
Other | Reclassification Of Revenue        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue       27,223
Operating segments        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   862,065 802,074 730,669
Operating segments | Mexico and Central America        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   575,024 559,352 521,891
Operating segments | United States        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   13,699 3,729 15
Operating segments | South America        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   216,314 189,238 165,211
Operating segments | Europe        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   57,028 49,755 43,552
Operating segments | Coca-Cola FEMSA        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   291,746 279,793 245,088
Operating segments | Coca-Cola FEMSA | Mexico and Central America        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   169,641 166,996 149,362
Operating segments | Coca-Cola FEMSA | United States        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   0 0 0
Operating segments | Coca-Cola FEMSA | South America        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   122,105 112,797 95,726
Operating segments | Coca-Cola FEMSA | Europe        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   0 0 0
Operating segments | Proximity Americas Division        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   328,839 307,197 278,520
Operating segments | Proximity Americas Division | Mexico and Central America        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   303,687 294,341 272,456
Operating segments | Proximity Americas Division | United States        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   13,699 3,729 15
Operating segments | Proximity Americas Division | South America        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   11,453 9,127 6,049
Operating segments | Proximity Americas Division | Europe        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   0 0 0
Operating segments | Proximity Europe Division        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   57,028 49,755 43,552
Operating segments | Proximity Europe Division | Mexico and Central America        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   0 0 0
Operating segments | Proximity Europe Division | United States        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   0 0 0
Operating segments | Proximity Europe Division | South America        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   0 0 0
Operating segments | Proximity Europe Division | Europe        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   57,028 49,755 43,552
Operating segments | Health Division        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   88,129 79,755 75,358
Operating segments | Health Division | Mexico and Central America        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   9,768 12,441 11,922
Operating segments | Health Division | United States        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   0 0 0
Operating segments | Health Division | South America        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   78,361 67,314 63,436
Operating segments | Health Division | Europe        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   0 0 0
Operating segments | Fuel Division        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   67,195 65,365 58,499
Operating segments | Fuel Division | Mexico and Central America        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   67,195 65,365 58,499
Operating segments | Fuel Division | United States        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   0 0 0
Operating segments | Fuel Division | South America        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   0 0 0
Operating segments | Fuel Division | Europe        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   0 0 0
Operating segments | Other        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   29,128 20,209 29,652
Operating segments | Other | Mexico and Central America        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   24,733 20,209 29,652
Operating segments | Other | United States        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   0 0 0
Operating segments | Other | South America        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   4,395 0 0
Operating segments | Other | Europe        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   0 0 0
Operating segments | Goods Offered For Sale        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   855,574 801,684 729,786
Operating segments | Goods Offered For Sale | Coca-Cola FEMSA        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   291,746 279,793 245,088
Operating segments | Goods Offered For Sale | Proximity Americas Division        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   328,839 307,197 278,520
Operating segments | Goods Offered For Sale | Proximity Europe Division        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   57,028 49,755 43,552
Operating segments | Goods Offered For Sale | Health Division        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   88,129 79,755 75,358
Operating segments | Goods Offered For Sale | Fuel Division        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   60,704 64,975 57,616
Operating segments | Goods Offered For Sale | Other        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   29,128 20,209 29,652
Material reconciling items        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   (21,111) (20,489) (27,977)
Material reconciling items | Coca-Cola FEMSA        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   (10,466) (10,193) (8,448)
Material reconciling items | Proximity Americas Division        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   (3,390) (3,430) (1,735)
Material reconciling items | Proximity Europe Division        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   0 0 0
Material reconciling items | Health Division        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   0 0 (3)
Material reconciling items | Fuel Division        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   (47) (176) (349)
Material reconciling items | Other        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   (7,208) (6,690) (17,442)
Material reconciling items | Services Provided To Customers        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   6,491 390 883
Material reconciling items | Services Provided To Customers | Coca-Cola FEMSA        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   0 0 0
Material reconciling items | Services Provided To Customers | Proximity Americas Division        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   0 0 0
Material reconciling items | Services Provided To Customers | Proximity Europe Division        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   0 0 0
Material reconciling items | Services Provided To Customers | Health Division        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   0 0 0
Material reconciling items | Services Provided To Customers | Fuel Division        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   6,491 390 883
Material reconciling items | Services Provided To Customers | Other        
Disclosure of disaggregation of revenue from contracts with customers [line items]        
Total revenue   $ 0 $ 0 $ 0
[1] Convenience translation to U.S. dollars ($) – See Note 2.2.4