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Subsequent Events - Additional Information (Detail)
$ in Billions
Apr. 27, 2023
$ / shares
Mar. 31, 2023
Towers
Feb. 06, 2023
Feb. 03, 2023
Towers
Apr. 14, 2023
MXN ($)
Subsequent Events [Member]          
Disclosure of non-adjusting events after reporting period [line items]          
Validity of Agreement of Shareholders     10 years    
Subsequent Events [Member] | Telecommunications Towers [Member]          
Disclosure of non-adjusting events after reporting period [line items]          
Number of telecommunications towers transferred under spin off   3,480      
Subsequent Events [Member] | Sitios Latam [Member] | Telecommunications Towers [Member]          
Disclosure of non-adjusting events after reporting period [line items]          
Number of telecommunications towers transferred under spin off   2,980   1,388  
Approval of Shareholders Transactions [Member]          
Disclosure of non-adjusting events after reporting period [line items]          
Repurchase funds authorised amount | $         $ 20
Dividends paid, ordinary shares per share | $ / shares $ 0.46