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Improvements to Concession Assets - Summary of Improvements to Concession Assets (Detail) - MXN ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Disclosure of detailed information about service concession arrangements [Line Items]      
Beginning balance $ 13,763,840 $ 12,063,383 $ 10,982,860
Additions 3,021,269 1,535,460 1,194,803
Divestitures (10,307)    
Currency translation effect 83,050 164,997 (114,280)
Ending balance 16,857,852 13,763,840 12,063,383
Construction in-progress [Member]      
Disclosure of detailed information about service concession arrangements [Line Items]      
Beginning balance 2,684,629 782,005 2,382,118
Additions 3,586,390 2,153,038 1,218,757
Transfers (928,723) (259,621) (2,804,400)
Currency translation effect 10,282 9,207 (14,470)
Ending balance 5,352,578 2,684,629 782,005
Improvements to concession assets [Member]      
Disclosure of detailed information about service concession arrangements [Line Items]      
Beginning balance 17,627,214 16,843,096 13,441,649
Additions 379,965 321,758 760,726
Divestitures (24,144)   (21,977)
Transfers 928,723 259,621 2,804,400
Currency translation effect 120,768 202,739 (141,702)
Ending balance 19,032,526 17,627,214 16,843,096
Total investment [Member]      
Disclosure of detailed information about service concession arrangements [Line Items]      
Beginning balance 20,311,843 17,625,101 15,823,767
Additions 3,966,355 2,474,796 1,979,483
Divestitures (24,144)   (21,977)
Currency translation effect 131,050 211,946 (156,172)
Ending balance 24,385,104 20,311,843 17,625,101
Accumulated amortization [Member]      
Disclosure of detailed information about service concession arrangements [Line Items]      
Beginning balance (6,548,003) (5,561,718) (4,840,907)
Additions (945,086) (939,336) (784,680)
Divestitures 13,837   21,977
Currency translation effect (48,000) (46,949) 41,892
Ending balance $ (7,527,252) $ (6,548,003) $ (5,561,718)