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Leases - Schedule of right-of-use assets (Detail) - 12 months ended Dec. 31, 2019 $ in Millions, $ in Millions | MXN ($) | USD ($) | [2]
--- | --- | --- | ---
Statement [Line Items] |  |  |  |
Right-of-use assets |  | $ 50,220 |  |
Additions |  | 7,502 |  |
Additions from business combinations |  | 2,187 |  |
Disposals |  | (832) |  |
Remeasurements |  | 2,290 |  |
Depreciation |  | (7,893) |  |
Effects of changes in foreign exchange rates and restatement effects associated with hyperinflationary economies |  | (790) |  |
Right-of-use assets |  | 52,684 | [1] | $ 2,793
Land and buildings [member] |  |  |  |
Statement [Line Items] |  |  |  |
Right-of-use assets |  | 49,112 |  |
Additions |  | 7,406 |  |
Additions from business combinations |  | 2,187 |  |
Disposals |  | (827) |  |
Remeasurements |  | 2,299 |  |
Depreciation |  | (7,492) |  |
Effects of changes in foreign exchange rates and restatement effects associated with hyperinflationary economies |  | (759) |  |
Right-of-use assets |  | 51,926 |  |
Other property, plant and equipment [member] |  |  |  |
Statement [Line Items] |  |  |  |
Right-of-use assets | [3] | 1,108 |  |
Additions | [3] | 96 |  |
Disposals | [3] | (5) |  |
Remeasurements | [3] | (9) |  |
Depreciation | [3] | (401) |  |
Effects of changes in foreign exchange rates and restatement effects associated with hyperinflationary economies | [3] | (31) |  |
Right-of-use assets | [3] | $ 758 |  |
[1] | The Company initially adopted IFRS 16 at January 1st, 2019 using the modified retrospectively approach under which the comparative information is not restated. – See Note 2.4.1
[2] | Convenience translation to U.S. dollars ($) – See Note 2.2.3
[3] | Other assets mailny include transportation equipment and servers.

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- Definition The amount of additions to right-of-use assets. [Refer: Right-of-use assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2019-01-01 -Paragraph 53 -Subparagraph h -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2019-en-r&anchor=para_53_h&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition The amount of assets that represent a lessee's right to use an underlying asset for the lease term. Underlying asset is an asset that is the subject of a lease, for which the right to use that asset has been provided by a lessor to a lessee. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2019-01-01 -Paragraph 53 -Subparagraph j -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2019-en-r&anchor=para_53_j&doctype=Standard -URIDate 2019-03-27 + Details
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