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v3.25.1

Employee benefits (Details 13) $ in Millions | 12 Months Ended
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Dec. 31, 2024 USD ($)
Actuarial assumption of discount rates [member] | Pension Benefits [Member] | Increase In Basis Points [Member] |
IfrsStatementLineItems [Line Items] |
Pension Obligation | $ (1,045)
Current Service cost and interest cost | (12)
Actuarial assumption of discount rates [member] | Pension Benefits [Member] | Decrease In Basis Points [Member] |
IfrsStatementLineItems [Line Items] |
Pension Obligation | 1,169
Current Service cost and interest cost | 6
Actuarial assumption of discount rates [member] | Medical Benefits [Member] | Increase In Basis Points [Member] |
IfrsStatementLineItems [Line Items] |
Pension Obligation | (722)
Current Service cost and interest cost | (51)
Actuarial assumption of discount rates [member] | Medical Benefits [Member] | Decrease In Basis Points [Member] |
IfrsStatementLineItems [Line Items] |
Pension Obligation | 868
Current Service cost and interest cost | 61
Actuarial assumption of medical cost trend rates [member] | Medical Benefits [Member] | Increase In Basis Points [Member] |
IfrsStatementLineItems [Line Items] |
Pension Obligation | 911
Current Service cost and interest cost | 150
Actuarial assumption of medical cost trend rates [member] | Medical Benefits [Member] | Decrease In Basis Points [Member] |
IfrsStatementLineItems [Line Items] |
Pension Obligation | (762)
Current Service cost and interest cost | $ (63)

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