v3.26.1
Leases - Narrative (Details) - MXN ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Leases      
Weighted average incremental borrowing rate 10.22% 9.93%  
Interest expense on lease liabilities $ 8,270 $ 7,235 $ 6,841
Expense relating to leases of low-value assets for which recognition exemption has been used $ 1,016 567 10
Retail Stores      
Leases      
Operating lease term 15 years    
Retail Stores | Bottom of range      
Leases      
Operating lease term 3 years    
Retail Stores | Top of range      
Leases      
Operating lease term 5 years    
Office Space | Bottom of range      
Leases      
Operating lease term 3 years    
Office Space | Top of range      
Leases      
Operating lease term 5 years    
Vehicles, Servers and Equipment | Bottom of range      
Leases      
Operating lease term 3 years    
Vehicles, Servers and Equipment | Top of range      
Leases      
Operating lease term 5 years    
IT Equipment | Bottom of range      
Leases      
Operating lease term 3 years    
IT Equipment | Top of range      
Leases      
Operating lease term 1 year    
Lease liabilities      
Leases      
Cash flows $ 24,061 $ 19,675 $ 16,171