v3.26.1
Intangible Assets, Net - Schedule of Other Components of Intangible Assets (Detail)
$ in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2025
USD ($)
Dec. 31, 2025
MXN ($)
Dec. 31, 2024
MXN ($)
Dec. 31, 2023
MXN ($)
Disclosure of detailed information about intangible assets [line items]        
Balance at the beginning of the year   $ 17,088,277    
Amortization $ 20,039 360,032 $ 626,800 $ 599,627
Balance at the end of the year $ 612,181 10,998,869 17,088,277  
Other intangible assets        
Disclosure of detailed information about intangible assets [line items]        
Balance at the beginning of the year   1,514,707    
Balance at the end of the year   4,697,862 1,514,707  
Other intangible assets | Total carrying amount        
Disclosure of detailed information about intangible assets [line items]        
Balance at the beginning of the year   9,133,373 8,149,734  
Additions   3,661,284 525,372  
Effects of foreign exchange   (297,652) 458,267  
Balance at the end of the year   12,497,005 9,133,373 8,149,734
Other intangible assets | Accumulated depreciation and amortization        
Disclosure of detailed information about intangible assets [line items]        
Balance at the beginning of the year   (7,618,666) (6,739,275)  
Amortization   (360,032) (626,800)  
Effects of foreign exchange   179,555 (252,591)  
Balance at the end of the year   (7,799,143) (7,618,666) (6,739,275)
Licenses | Other intangible assets        
Disclosure of detailed information about intangible assets [line items]        
Balance at the beginning of the year   404,259    
Balance at the end of the year   $ 3,643,383 $ 404,259  
Licenses | Other intangible assets | Bottom of range        
Disclosure of detailed information about intangible assets [line items]        
Useful lives 1 year 1 year 1 year  
Licenses | Other intangible assets | Top of range        
Disclosure of detailed information about intangible assets [line items]        
Useful lives 3 years 3 years 3 years  
Licenses | Other intangible assets | Total carrying amount        
Disclosure of detailed information about intangible assets [line items]        
Balance at the beginning of the year   $ 7,183,553 $ 6,562,014  
Additions   3,559,658 482,932  
Effects of foreign exchange   (75,027) 138,607  
Balance at the end of the year   10,668,184 7,183,553 6,562,014
Licenses | Other intangible assets | Accumulated depreciation and amortization        
Disclosure of detailed information about intangible assets [line items]        
Balance at the beginning of the year   (6,779,294) (6,060,212)  
Amortization   (331,402) (603,091)  
Effects of foreign exchange   85,895 (115,991)  
Balance at the end of the year   (7,024,801) (6,779,294) (6,060,212)
Exploration expenses, evaluation of assets and concessions | Other intangible assets        
Disclosure of detailed information about intangible assets [line items]        
Balance at the beginning of the year   1,110,448    
Balance at the end of the year   $ 1,054,479 $ 1,110,448  
Useful lives 36 years 36 years 36 years  
Exploration expenses, evaluation of assets and concessions | Other intangible assets | Total carrying amount        
Disclosure of detailed information about intangible assets [line items]        
Balance at the beginning of the year   $ 1,949,820 $ 1,587,720  
Additions   101,626 42,440  
Effects of foreign exchange   (222,625) 319,660  
Balance at the end of the year   1,828,821 1,949,820 1,587,720
Exploration expenses, evaluation of assets and concessions | Other intangible assets | Accumulated depreciation and amortization        
Disclosure of detailed information about intangible assets [line items]        
Balance at the beginning of the year   (839,372) (679,063)  
Amortization   (28,630) (23,709)  
Effects of foreign exchange   93,660 (136,600)  
Balance at the end of the year   $ (774,342) $ (839,372) $ (679,063)