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Shareholders' Equity (Tables) | 12 Months Ended
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Dec. 31, 2018
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Summary of Computation of The Basic and Diluted Earnings | The following table shows the computation of the basic and diluted earnings per share:
|  | For the years ended December 31, |
|  | 2016 |  |  | 2017 |  |  | 2018 |
Net profit for the period attributable to equity holders of the parent |  | Ps. | 8,649,427 |  |  | Ps. | 29,325,921 |  |  | Ps. | 52,566,197 |
Weighted average shares (in millions) |  |  | 65,693 |  |  |  | 65,909 |  |  |  | 66,055 |
Earnings per share attributable to equity holders of the parent |  |  | 0.13 |  |  |  | 0.44 |  |  |  | 0.79 |

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 33 -IssueDate 2018-01-01 -Section Disclosure -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=33&date=2018-03-01&anchor=sect_Disclosure&doctype=Standard -URIDate 2018-03-16 + Details
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