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Trade Accounts Receivable - Summary of Trade Accounts Receivable (Detail) - MXN ($)
$ in Thousands
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Disclosure Of Trade Accounts Receivable [Abstract]      
Trade accounts receivable $ 1,028,898 $ 638,166 $ 295,611
Allowance for doubtful accounts (31,528) (30,622) (136,415)
Trade accounts receivable $ 997,370 $ 607,544 $ 159,196