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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