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Intangibles - (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
IfrsStatementLineItems [Line Items] |  |
Balance at beginning of year | $ 9,011 | $ 9,296
Additions | 1,126 | 478
Disposals | (13) | (7)
Amortization | (272) | (275)
Acquisition of NLC |  | 1,428
Impairment |  | (1,422)
Translation adjustment | 386 | (487)
Balance at end of year | 10,238 | 9,011
Intangible assets and goodwill | 10,238 | 9,011
Gross carrying amount [member] |  |
IfrsStatementLineItems [Line Items] |  |
Intangible assets and goodwill, cost | 12,089 | 10,550
Accumulated depreciation, amortisation and impairment [member] |  |
IfrsStatementLineItems [Line Items] |  |
Accumulated amortization | (1,851) | (1,539)
Goodwill [member] |  |
IfrsStatementLineItems [Line Items] |  |
Balance at beginning of year | 3,208 | 3,298
Translation adjustment | (19) | (90)
Balance at end of year | 3,189 | 3,208
Intangible assets and goodwill | 3,189 | 3,208
Goodwill [member] | Gross carrying amount [member] |  |
IfrsStatementLineItems [Line Items] |  |
Intangible assets and goodwill, cost | 3,189 | 3,208
Ifrs Concessions [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Balance at beginning of year | 5,223 | 5,391
Additions | 1,087 | 431
Disposals | (13) | (7)
Amortization | (229) | (240)
Acquisition of NLC |  | 1,428
Impairment |  | (1,422)
Translation adjustment | 366 | (358)
Balance at end of year | 6,434 | 5,223
Intangible assets and goodwill | 6,434 | 5,223
Ifrs Concessions [Member] | Gross carrying amount [member] |  |
IfrsStatementLineItems [Line Items] |  |
Intangible assets and goodwill, cost | 7,808 | 6,332
Ifrs Concessions [Member] | Accumulated depreciation, amortisation and impairment [member] |  |
IfrsStatementLineItems [Line Items] |  |
Accumulated amortization | (1,374) | (1,109)
Computer software [member] |  |
IfrsStatementLineItems [Line Items] |  |
Balance at beginning of year | 86 | 76
Additions | 39 | 47
Amortization | (43) | (35)
Translation adjustment | 5 | (2)
Balance at end of year | 87 | 86
Intangible assets and goodwill | 87 | 86
Computer software [member] | Gross carrying amount [member] |  |
IfrsStatementLineItems [Line Items] |  |
Intangible assets and goodwill, cost | 564 | 516
Computer software [member] | Accumulated depreciation, amortisation and impairment [member] |  |
IfrsStatementLineItems [Line Items] |  |
Accumulated amortization | (477) | (430)
Research And Development Project And Patents [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Balance at beginning of year | 494 | 531
Translation adjustment | 34 | (37)
Balance at end of year | 528 | 494
Intangible assets and goodwill | 528 | 494
Research And Development Project And Patents [Member] | Gross carrying amount [member] |  |
IfrsStatementLineItems [Line Items] |  |
Intangible assets and goodwill, cost | $ 528 | $ 494

X
- Definition The increase in intangible assets other than goodwill resulting from acquisitions through business combinations. [Refer: Business combinations [member]; Intangible assets other than goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2022-03-24 -Paragraph 118 -Subparagraph e -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2022-en-r&anchor=para_118_e_i&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The amount of additions to intangible assets other than goodwill, other than those acquired through business combinations. [Refer: Business combinations [member]; Intangible assets other than goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2022-03-24 -Paragraph 118 -Subparagraph e -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2022-en-r&anchor=para_118_e_i&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The decrease in intangible assets other than goodwill resulting from disposals. [Refer: Intangible assets other than goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2022-03-24 -Paragraph 118 -Subparagraph e -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2022-en-r&anchor=para_118_e_ii&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The increase (decrease) in intangible assets and goodwill resulting from the net exchange differences arising when the financial statements are translated from the functional currency into a different presentation currency, including the translation of a foreign operation into the presentation currency of the reporting entity. [Refer: Intangible assets and goodwill] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 38 -IssueDate 2022-03-24 -Paragraph 118 -Subparagraph e -Clause vii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2022-en-r&anchor=para_118_e_vii&doctype=Standard -URIDate 2022-03-24 + Details
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