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Improvements to concession assets - net - Summary of Improvements to Concession Assets (Detail) - MXN ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Construction in-progress [Member]      
Disclosure of detailed information about service concession arrangements [Line Items]      
Beginning balance $ 5,352,578 $ 2,684,629 $ 782,005
Additions 4,233,640 3,586,390 2,153,038
Transfers (2,997,862) (928,723) (259,621)
Currency translation effect (20,144) 10,282 (9,207)
Ending balance 6,544,492 5,352,578 2,684,629
Improvements to concession assets [Member]      
Disclosure of detailed information about service concession arrangements [Line Items]      
Beginning balance 19,032,526 17,627,214 16,843,096
Additions 346,931 379,965 321,758
Divestitures (29,567) (24,144)  
Transfers 2,997,862 928,723 259,621
Currency translation effect (241,843) 120,768 (202,739)
Ending balance 22,129,629 19,032,526 17,627,214
Total investment [Member]      
Disclosure of detailed information about service concession arrangements [Line Items]      
Beginning balance 24,385,104 20,311,843 17,625,101
Additions 4,580,571 3,966,355 2,474,796
Divestitures (29,567) (24,144)  
Currency translation effect (261,987) 131,050 211,946
Ending balance 28,674,121 24,385,104 20,311,843
Investment Net [Member]      
Disclosure of detailed information about service concession arrangements [Line Items]      
Beginning balance 16,857,852 13,763,840 12,063,383
Additions 3,584,900 3,021,269 1,535,460
Divestitures (15,499) (10,307)  
Currency translation effect (166,760) 83,050 164,997
Ending balance 20,260,493 16,857,852 13,763,840
Accumulated amortization [Member]      
Disclosure of detailed information about service concession arrangements [Line Items]      
Beginning balance (7,527,252) (6,548,003) (5,561,718)
Additions (995,671) (945,086) (939,336)
Divestitures 14,068 13,837  
Currency translation effect 95,227 (48,000) 46,949
Ending balance $ (8,413,628) $ (7,527,252) $ (6,548,003)