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v3.24.2.u1

Related party transactions (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023 | Dec. 31, 2023
IfrsStatementLineItems [Line Items] |  |  |  |  |
Assets | $ 190,449 |  | $ 190,449 |  | $ 217,067
Liabilities | 122,801 |  | 122,801 |  | 138,092
Income (Expense) | 644 | $ 650 | 1,523 | $ 1,448 |
Transactions With Joint Ventures Associates Government Entities And Pension Plans [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Assets | 14,688 |  | 14,688 |  | 17,965
Liabilities | 3,683 |  | 3,683 |  | 3,924
Current Assets Or Current Liabilities [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Assets | 1,978 |  | 1,978 |  | 2,684
Liabilities | 1,216 |  | 1,216 |  | 1,676
Non Current Assets Or Non Current Liabilities [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Assets | 12,710 |  | 12,710 |  | 15,281
Liabilities | 2,467 |  | 2,467 |  | 2,248
Purchases And Services [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Income (Expense) | 3 | 2 | 6 | 4 |
Income Expenses [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Income (Expense) | (196) | (94) | (201) | (242) |
Foreign Exchange And Inflation Indexation Charges Net [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Income (Expense) | (113) | (171) | (140) | (214) |
Net Finance Income Expense [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Income (Expense) | 51 | 93 | 118 | 186 |
Petros [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Assets | 49 |  | 49 |  | 64
Liabilities | 251 |  | 251 |  | 305
Income (Expense) | (5) | (5) | (10) | (9) |
Revenues Mainly Sales Revenues [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Income (Expense) | 899 | 820 | 1,740 | 1,714 |
Government Bonds [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Assets | 1,223 |  | 1,223 |  | 1,819
Income (Expense) | 38 | 54 | 84 | 107 |
Banks Controlled By The Brazilian Government [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Assets | 13,089 |  | 13,089 |  | 15,526
Liabilities | 2,304 |  | 2,304 |  | 2,119
Income (Expense) | (5) | (24) | 11 | (18) |
Petroleum And Alcohol Account Receivable From The Brazilian Government [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Assets |  |  |  |  | 278
Income (Expense) | 3 | 17 | 7 | 28 |
Brazilian Federal Government [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Assets | 2 |  | 2 |  |
Liabilities | 981 |  | 981 |  | 1,378
Income (Expense) | (99) | (125) | (127) | (142) |
P P S A [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Liabilities | 1 |  | 1 |  | 28
Income (Expense) | (107) | (23) | (98) | (133) |
Other Government Entities [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Assets | 132 |  | 132 |  | 138
Liabilities | 106 |  | 106 |  | 80
Income (Expense) | (83) | (70) | (93) | (109) |
Other Associates And Joint Ventures [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Assets | 87 |  | 87 |  | 95
Liabilities | 16 |  | 16 |  | 10
Income (Expense) | 9 | 11 | 29 | 20 |
Joint Venture And Associates Sub Total [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Assets | 193 |  | 193 |  | 140
Liabilities | 40 |  | 40 |  | 14
Income (Expense) | 902 | 826 | 1,749 | 1,724 |
Petrochemical Companies [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Assets | 106 |  | 106 |  | 45
Liabilities | 24 |  | 24 |  | 4
Income (Expense) | 893 | 815 | 1,720 | 1,704 |
Government Entities Sub Total [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Assets | 14,446 |  | 14,446 |  | 17,761
Liabilities | 3,392 |  | 3,392 |  | $ 3,605
Income (Expense) | $ (253) | $ (171) | $ (216) | $ (267) |

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