v3.26.1
Property, Plant and Equipment - Schedule of Accumulated Depreciation of Property, Plant and Equipment (Details) - Accumulated amortization [Member] - MXN ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Schedule of Accumulated Depreciation of Property, Plant and Equipment [Line Items]    
Balance $ 25,619 $ 23,109
Depreciation expense 1,082 1,066
Conversion effects (1,282) 1,444
Balance 25,419 25,619
Buildings [Member]    
Schedule of Accumulated Depreciation of Property, Plant and Equipment [Line Items]    
Balance 1,355 1,318
Depreciation expense 38 57
Conversion effects (7) (20)
Balance 1,386 1,355
Machinery and equipment [Member]    
Schedule of Accumulated Depreciation of Property, Plant and Equipment [Line Items]    
Balance 24,091 21,619
Depreciation expense 1,043 1,002
Conversion effects (1,266) 1,470
Balance 23,868 24,091
Transportation equipment [Member]    
Schedule of Accumulated Depreciation of Property, Plant and Equipment [Line Items]    
Balance 86 87
Depreciation expense 1 2
Conversion effects (1) (3)
Balance 86 86
Furniture, mixtures and computer equipment [Member]    
Schedule of Accumulated Depreciation of Property, Plant and Equipment [Line Items]    
Balance 87 85
Depreciation expense 0 5
Conversion effects (8) (3)
Balance $ 79 $ 87