v3.25.1
Equity - Summary of Capital Stock Prior To and Immediately After Stock Split (Detail) - shares
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Disclosure of capital stock [Line Items]    
Outstanding shares (in shares) 16,806,658,096 16,806,658,096
Ownership Percentage 100.00%  
Percentage of ordinary shares with full voting rights 100.00%  
B    
Disclosure of capital stock [Line Items]    
Outstanding shares (in shares) 1,575,624,195  
Ownership Percentage 9.37%  
Percentage of voting equity interests acquired 11.11%  
L    
Disclosure of capital stock [Line Items]    
Outstanding shares (in shares) 2,626,040,325  
Ownership Percentage 15.63%  
Percentage of voting equity interests acquired 0.00%  
Fomento Economico Mexicano S.A.B. de C.V.    
Disclosure of capital stock [Line Items]    
Ownership Percentage 47.20%  
Percentage of ordinary shares with full voting rights 56.00%  
Fomento Economico Mexicano S.A.B. de C.V. | A    
Disclosure of capital stock [Line Items]    
Outstanding shares (in shares) 7,936,628,152  
Ownership Percentage 47.22%  
Percentage of ordinary shares with full voting rights 55.97%  
The Coca-Cola Company    
Disclosure of capital stock [Line Items]    
Ownership Percentage 27.80%  
Percentage of ordinary shares with full voting rights 32.90%  
The Coca-Cola Company | D    
Disclosure of capital stock [Line Items]    
Outstanding shares (in shares) 4,668,365,424  
Ownership Percentage 27.78%  
Percentage of ordinary shares with full voting rights 32.92%