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Transactions with Related Parties - Summary of Total Amounts Paid to Key Management Personnel or Directors (Detail) - MXN ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Key management personnel of entity or parent [Member]      
Disclosure of transactions between related parties [Line Items]      
Key management personnel compensation $ 37,226 $ 28,961 $ 28,587
Independent directors [Member]      
Disclosure of transactions between related parties [Line Items]      
Key management personnel compensation $ 8,523 $ 8,140 $ 6,205