XML 172 R90.htm IDEA: XBRL DOCUMENT v3.23.1
Income Taxes - Summary of Composition of Income Tax Expense (Detail)
$ in Thousands, $ in Millions
 12 Months Ended
Dec. 31, 2022
MXN ($)
Dec. 31, 2022
USD ($)
Dec. 31, 2021
MXN ($)
Dec. 31, 2020
MXN ($)
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]        
Income tax expense $ 46,044,089 $ 2,372 $ 32,717,477 [1] $ 13,178,171 [1]
Mexico [member]        
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]        
Current year income tax 29,865,043   24,355,240 13,407,948
Deferred income tax 3,454,279   (5,079,397) (9,334,246)
Income Tax attributable to a discontinued operation 0   26,294,422 0
Foreign [member]        
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]        
Current year income tax 17,634,494   23,397,577 11,967,527
Deferred income tax (4,909,727)   (9,955,943) (2,863,058)
Income Tax attributable to a discontinued operation $ 1,805,500   $ 7,144,249 $ 2,525,783
[1] Restated for discontinued operations