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Bank Loans and issuance of Debt Securities - Additional Information (Detail) - MXN ($)
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Feb. 24, 2006
Disclosure of detailed information about borrowings [Line Items]        
Percentage of common stock voting     100.00% 85.00%
Repayment of outstanding bank debt     $ 1,741,000,000  
Capital investments     852,500,000  
Expenses related to issuance for long term debt securities     $ 6,500,000  
Expenses recognized related to emissions $ 9,313,000 $ 7,797,000    
Restriction in sale or transfer of assets maximum 1,000,000      
Master Development Program 2016 [Member]        
Disclosure of detailed information about borrowings [Line Items]        
Capital investments   $ 2,600,000,000    
Master Development Program 2017 [Member]        
Disclosure of detailed information about borrowings [Line Items]        
Capital investments $ 3,800,000,000