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Risk management (Details 14) - USD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
IfrsStatementLineItems [Line Items] |  |
Foreign currency derivatives, assets | $ 69 |
Foreign currency derivatives, liabilities |  | $ (121)
Recurring fair value measurement [member] |  |
IfrsStatementLineItems [Line Items] |  |
Foreign currency derivatives, liabilities | (49) |
Recurring fair value measurement [member] | Level 1 of fair value hierarchy [member] |  |
IfrsStatementLineItems [Line Items] |  |
Foreign currency derivatives, assets | 1 |
Foreign currency derivatives, liabilities |  | (40)
Recurring fair value measurement [member] | Level 2 of fair value hierarchy [member] |  |
IfrsStatementLineItems [Line Items] |  |
Foreign currency derivatives, assets | 68 |
Foreign currency derivatives, liabilities | (49) | $ (81)
Recurring fair value measurement [member] | Commodity Derivatives Liabilities [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Foreign currency derivatives, assets | 1 |
Recurring fair value measurement [member] | Commodity Derivatives Liabilities [Member] | Level 1 of fair value hierarchy [member] |  |
IfrsStatementLineItems [Line Items] |  |
Foreign currency derivatives, assets | 1 |
Recurring fair value measurement [member] | Interest Rate Derivatives [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Foreign currency derivatives, assets | 68 |
Recurring fair value measurement [member] | Interest Rate Derivatives [Member] | Level 2 of fair value hierarchy [member] |  |
IfrsStatementLineItems [Line Items] |  |
Foreign currency derivatives, assets | 68 |
Recurring fair value measurement [member] | Foreign Currency Contracts Derivative [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Foreign currency derivatives, liabilities | (49) |
Recurring fair value measurement [member] | Foreign Currency Contracts Derivative [Member] | Level 2 of fair value hierarchy [member] |  |
IfrsStatementLineItems [Line Items] |  |
Foreign currency derivatives, liabilities | $ (49) |

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