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Intangible Assets, Net and Goodwill - Additional Information (Detail)
$ in Thousands
 1 Months Ended 12 Months Ended
Aug. 31, 2022
MXN ($)
May 31, 2022
MXN ($)
Sep. 30, 2022
MXN ($)
Mar. 31, 2022
MXN ($)
Nov. 30, 2021
MXN ($)
Feb. 28, 2021
MXN ($)
Feb. 29, 2020
MXN ($)
Band
Feb. 29, 2020
USD ($)
Band
Jan. 31, 2020
MXN ($)
Pair
Dec. 31, 2022
MXN ($)
Dec. 31, 2021
MXN ($)
Dec. 31, 2020
MXN ($)
Disclosure of intangible assets and goodwill [line items]                        
Amount paid for license                     $ 1,752,128  
Mexico [member] | Spectrum Frequency Band Concession Titles [Member]                        
Disclosure of intangible assets and goodwill [line items]                        
Amount paid for license $ 721,647                      
ARGENTINA                        
Disclosure of intangible assets and goodwill [line items]                        
Amount paid for license       $ 304,386                
ARGENTINA | ENACOM [Member]                        
Disclosure of intangible assets and goodwill [line items]                        
Amount paid for license     $ 411,930                  
NICARAGUA | Renewal of Mobile Frequency [Member]                        
Disclosure of intangible assets and goodwill [line items]                        
Amount paid for license   $ 357,478                    
Estimated useful life of intangible assets   20 years                    
Acquisitions 2020 [Member]                        
Disclosure of intangible assets and goodwill [line items]                        
Amortization of intangible assets                       $ 19,088,689
Acquisitions 2021 [Member]                        
Disclosure of intangible assets and goodwill [line items]                        
Amortization of intangible assets                     18,873,860  
Acquisitions 2022 [Member]                        
Disclosure of intangible assets and goodwill [line items]                        
Amortization of intangible assets                   $ 18,065,088    
FiveG Licence [Member]                        
Disclosure of intangible assets and goodwill [line items]                        
Amount paid for license                     $ 2,008,503  
Licence Expiration Year                     2041 years  
Other licenses [member]                        
Disclosure of intangible assets and goodwill [line items]                        
Amount paid for license                     $ 706,900  
Twenty Twenty Business Acquisition [Member]                        
Disclosure of intangible assets and goodwill [line items]                        
Number of brands | Band             2,500 2,500        
Claro Brazil [Member] | FiveG Licence [Member]                        
Disclosure of intangible assets and goodwill [line items]                        
Amount paid for license         $ 17,789,163              
30 Mhz spectrum [member] | Twenty Twenty Business Acquisition [Member]                        
Disclosure of intangible assets and goodwill [line items]                        
Amount paid for license             $ 9,246,825 $ 30        
Estimated useful life of intangible assets             20 years 20 years        
400 MHZ [Member] | Twenty Twenty Business Acquisition [Member]                        
Disclosure of intangible assets and goodwill [line items]                        
Amount paid for license                       1,806,875
Puerto Rico Argentina Guatemala Panam And Others Countries [Member] | Twenty Twenty Business Acquisition [Member]                        
Disclosure of intangible assets and goodwill [line items]                        
Amount paid for license                       1,701,682
CTE [Member] | Twenty Twenty Business Acquisition [Member]                        
Disclosure of intangible assets and goodwill [line items]                        
Amount paid for license                 $ 620,052      
Number of pair of frequencies | Pair                 12      
Claro [Member] | Software Development Platform [Member] | BRAZIL                        
Disclosure of intangible assets and goodwill [line items]                        
Amount paid for license                   321,569    
Dominican Republic, Paraguay, Costa Rica and Colombia [Member] | Other licenses [member]                        
Disclosure of intangible assets and goodwill [line items]                        
Amount paid for license                   $ 208,866    
Slovenia [member] | Twenty Twenty Business Acquisition [Member]                        
Disclosure of intangible assets and goodwill [line items]                        
Amount paid for license                       $ 1,704,280
El Salvador [member]                        
Disclosure of intangible assets and goodwill [line items]                        
Amount paid for license           $ 139,363            
Estimated useful life of intangible assets           20 years            
Colombia [member] | Renewal of license [member]                        
Disclosure of intangible assets and goodwill [line items]                        
Amount paid for license                     $ 1,599,473  
Colombia [member] | Top of range [member] | Renewal of license [member]                        
Disclosure of intangible assets and goodwill [line items]                        
Licence Expiration Year                     3 years  
Colombia [member] | Bottom of range [member] | Renewal of license [member]                        
Disclosure of intangible assets and goodwill [line items]                        
Licence Expiration Year                     2 years  
Chile [member]                        
Disclosure of intangible assets and goodwill [line items]                        
Amount paid for license           $ 411,375            
Estimated useful life of intangible assets           10 years