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Related Parties - Summary of Transactions with Related Parties (Detail) - MXN ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Disclosure of transactions between related parties [abstract]      
Construction services, purchases of materials, inventories and property, plant and equipment $ 10,499,209 $ 13,107,483 $ 13,524,989
Insurance premiums, fees paid for administrative and operating services, brokerage services and others 4,911,513 2,654,774 4,336,133
Associated costs for towers sale 1,751,405 360,073 0
Rent of towers 937,763 475,749 0
Other services 1,903,476 1,890,921 1,636,402
Investments and expenses 20,003,366 18,489,000 19,497,524
Service revenues 1,153,877 756,347 714,148
Sales of towers 8,546,615 3,323,594 6,943,400
Sales of equipment 2,225,521 1,153,439 685,781
Revenues $ 11,926,013 $ 5,233,380 $ 8,343,329