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v3.19.1

Other Liabilities, Provisions, Contingencies and Commitments - Changes in Balance of Provisions Recorded (Detail) - MXN ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Disclosure of financial liabilities [line items] |  |  |
Balance at beginning of the period | $ 12,855 |  |
Balance at end of the period | 9,928 | $ 12,855 |
Indirect taxes [member] |  |  |
Disclosure of financial liabilities [line items] |  |  |
Balance at beginning of the period | 6,836 | 11,065 | $ 1,725
Penalties and other charges | 123 | 362 | 173
New contingencies | 178 | 91 | 768
Contingencies added in business combination | 104 | 861 | 7,840
Cancellation and expiration | 106 | (796) | (106)
Payments | (112) | (947) | (6)
Brazil amnesty adoption |  | (3,321) |
Effects of changes in foreign exchange rates | (951) | (479) | 671
Effects due to derecognition of Philippines | (863) |  |
Balance at end of the period | 5,421 | 6,836 | 11,065
Labor [member] |  |  |
Disclosure of financial liabilities [line items] |  |  |
Balance at beginning of the period | 2,723 | 2,578 | 1,372
Penalties and other charges | 310 | 56 | 203
New contingencies | 330 | 283 | 397
Contingencies added in business combination | 289 |  | 500
Cancellation and expiration | (133) | (32) | (186)
Payments | (193) | (92) | (336)
Effects of changes in foreign exchange rates | (725) | (69) | 628
Venezuela deconsolidation effect |  | (1) |
Balance at end of the period | 2,601 | 2,723 | 2,578
Legal [member] |  |  |
Disclosure of financial liabilities [line items] |  |  |
Balance at beginning of the period | 3,296 | 2,785 | 318
Penalties and other charges | 86 | 121 | 34
New contingencies | 72 | 186 | 196
Contingencies added in business combination | 67 | 783 | 2,231
Cancellation and expiration | (146) | (16) | (46)
Payments | (251) | (417) | (81)
Brazil amnesty adoption |  | 7 |
Effects of changes in foreign exchange rates | (335) | (151) | 133
Venezuela deconsolidation effect |  | (2) |
Effects due to derecognition of Philippines | (883) |  |
Balance at end of the period | $ 1,906 | $ 3,296 | $ 2,785

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