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v3.21.1

Property, Machinery and Equipment, Net and Assets For The Right-Of-Use, Net - Disclosure of Net Change in Property, Machinery and Equipment (Parenthetical) (Detail) T in Millions, $ in Millions | 12 Months Ended
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Dec. 31, 2020 USD ($) T | Dec. 31, 2019 USD ($) | Dec. 31, 2018 USD ($)
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Reclassifications | $ (88) | $ (402) | $ 6
Mexico [member] |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Annual production capacity | T | 1.1 |  |
Sale of fixed assets |  |  | 6
United States [member] |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Sale of fixed assets | $ 18 |  | 19
Reclassifications |  | 134 |
Spain [member] |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Sale of fixed assets |  |  | 8
Reclassifications |  | 86 | $ 30
France [member] |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Sale of fixed assets |  | 12 |
United Kingdom [member] |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Sale of fixed assets | 28 | 6 |
Reclassifications |  | 182 |
Germany [member] |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Sale of fixed assets |  | 32 |
Construction in progress [member] |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Net book value of adjustment in investment property | 23 |  |
Reclassifications |  | $ (13) |
Construction in progress [member] | Colombia [member] |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Net book value of adjustment in investment property | $ 270 |  |

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- Definition Adjustments for gains (losses) arising from a change in the fair value of investment property to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Investment property; Gains (losses) on fair value adjustment, investment property; Profit (loss)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2020-01-01 -Paragraph 20 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2020-en-r&anchor=para_20&doctype=Standard -URIDate 2020-01-01 + Details
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- Definition Adjustments for losses (gains) on disposal of non-current assets to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Non-current assets; Profit (loss)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2020-01-01 -Paragraph 14 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2020-en-r&anchor=para_14&doctype=Standard -URIDate 2020-01-01 + Details
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- Definition The increase (decrease) in property, plant and equipment resulting from transfers. [Refer: Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 16 -IssueDate 2020-01-01 -Paragraph 73 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=16&code=ifrs-tx-2020-en-r&anchor=para_73_e&doctype=Standard -URIDate 2020-01-01 + Details
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