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v3.24.1.u1

Employee benefits (Details 15) $ in Millions | 12 Months Ended
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Dec. 31, 2023 USD ($)
Actuarial assumption of discount rates [member] | Pension Benefits [Member] | Increase In Basis Points [Member] |
IfrsStatementLineItems [Line Items] |
Pension Obligation | $ (1,804)
Current Service cost and interest cost | (31)
Actuarial assumption of discount rates [member] | Pension Benefits [Member] | Decrease In Basis Points [Member] |
IfrsStatementLineItems [Line Items] |
Pension Obligation | 2,357
Current Service cost and interest cost | 73
Actuarial assumption of discount rates [member] | Medical Benefits [Member] | Increase In Basis Points [Member] |
IfrsStatementLineItems [Line Items] |
Pension Obligation | (1,102)
Current Service cost and interest cost | (67)
Actuarial assumption of discount rates [member] | Medical Benefits [Member] | Decrease In Basis Points [Member] |
IfrsStatementLineItems [Line Items] |
Pension Obligation | 1,364
Current Service cost and interest cost | 82
Actuarial assumption of medical cost trend rates [member] | Medical Benefits [Member] | Increase In Basis Points [Member] |
IfrsStatementLineItems [Line Items] |
Pension Obligation | 1,388
Current Service cost and interest cost | 198
Actuarial assumption of medical cost trend rates [member] | Medical Benefits [Member] | Decrease In Basis Points [Member] |
IfrsStatementLineItems [Line Items] |
Pension Obligation | (1,133)
Current Service cost and interest cost | $ (157)

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