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v3.24.1.u1

Employee benefits (Details 12) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Underfunded Pension Plans [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Assets as at beginning of the year | $ 339 |
Assets as at end of the year | 817 | $ 339
Underfunded Pension Plans [Member] | Level 3 of fair value hierarchy [member] |  |
IfrsStatementLineItems [Line Items] |  |
Assets as at beginning of the year |  | 406
Return on plan assets | 7 | (32)
Assets purchases | 5 | 1
Assets sold during the year | (19) | (3)
Translation adjustment | 5 | (20)
Transfer between surplus and deficit plans | 76 | (212)
Assets as at end of the year | 214 |
Overfunded Pension Plans [Member] | Level 3 of fair value hierarchy [member] |  |
IfrsStatementLineItems [Line Items] |  |
Assets as at beginning of the year | 140 |
Return on plan assets | 36 | 34
Assets purchases | 230 | 315
Assets sold during the year | (235) | (350)
Translation adjustment | 37 | 26
Assets as at end of the year |  | 140
Trading equity securities [member] | Underfunded Pension Plans [Member] | Level 3 of fair value hierarchy [member] |  |
IfrsStatementLineItems [Line Items] |  |
Assets as at beginning of the year | 8 | 181
Return on plan assets | 4 | 1
Assets purchases | 3 |
Assets sold during the year | (19) | (2)
Translation adjustment | 1 | (8)
Transfer between surplus and deficit plans | 58 | (164)
Assets as at end of the year | 55 | 8
Trading equity securities [member] | Overfunded Pension Plans [Member] | Level 3 of fair value hierarchy [member] |  |
IfrsStatementLineItems [Line Items] |  |
Return on plan assets | 5 | (5)
Assets purchases | 11 | 10
Assets sold during the year | (6) | (36)
Translation adjustment | 8 | 4
Equity investments [member] | Underfunded Pension Plans [Member] | Level 3 of fair value hierarchy [member] |  |
IfrsStatementLineItems [Line Items] |  |
Assets as at beginning of the year |  | 53
Transfer between surplus and deficit plans |  | (53)
Assets as at end of the year |  |
Investment property [member] | Underfunded Pension Plans [Member] | Level 3 of fair value hierarchy [member] |  |
IfrsStatementLineItems [Line Items] |  |
Assets as at beginning of the year | 6 | 3
Assets purchases | 2 | 1
Assets sold during the year |  | (1)
Translation adjustment | 1 | (2)
Transfer between surplus and deficit plans | 18 | 5
Assets as at end of the year | 27 | 6
Investment property [member] | Overfunded Pension Plans [Member] | Level 3 of fair value hierarchy [member] |  |
IfrsStatementLineItems [Line Items] |  |
Return on plan assets | 9 | 15
Assets purchases | 8 | 25
Assets sold during the year | (16) | (22)
Translation adjustment | 18 | 14
Loan To Participants [Member] | Underfunded Pension Plans [Member] | Level 3 of fair value hierarchy [member] |  |
IfrsStatementLineItems [Line Items] |  |
Assets as at beginning of the year | 1 | 1
Assets as at end of the year | 1 | 1
Loan To Participants [Member] | Overfunded Pension Plans [Member] | Level 3 of fair value hierarchy [member] |  |
IfrsStatementLineItems [Line Items] |  |
Return on plan assets | 22 | 26
Assets purchases | 211 | 280
Assets sold during the year | (210) | (292)
Translation adjustment | 11 | 8
Others [Member] | Underfunded Pension Plans [Member] | Level 3 of fair value hierarchy [member] |  |
IfrsStatementLineItems [Line Items] |  |
Assets as at beginning of the year | 125 | 168
Return on plan assets | 3 | (33)
Translation adjustment | 3 | (10)
Assets as at end of the year | $ 131 | $ 125

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