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Risk management (Details 9) $ in Millions | 12 Months Ended
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Dec. 31, 2023 USD ($)
Later than one year [member] |
IfrsStatementLineItems [Line Items] |
Expected realization | $ (7,439)
Later than one year and not later than two years [member] |
IfrsStatementLineItems [Line Items] |
Expected realization | (4,145)
Later than two years and not later than three years [member] |
IfrsStatementLineItems [Line Items] |
Expected realization | (3,020)
Later than three years and not later than four years [member] |
IfrsStatementLineItems [Line Items] |
Expected realization | (3,714)
Later than four years and not later than five years [member] |
IfrsStatementLineItems [Line Items] |
Expected realization | (2,024)
Later than five years [member] |
IfrsStatementLineItems [Line Items] |
Expected realization | 2,132
Average [Member] |
IfrsStatementLineItems [Line Items] |
Expected realization | $ (18,210)

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