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Related parties (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
IfrsStatementLineItems [Line Items] |  |  |
Net operating revenue | $ 736 | $ 1,182 | $ 1,162
Financial result | 161 | 344 | (530)
Cost and operating expenses | (964) | (1,024) | (878)
Discontinued operations [member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Financial result |  |  | 15
Cost and operating expenses |  |  | (95)
Aggregate continuing and discontinued operations [member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Net operating revenue | 736 | 1,182 | 1,162
Financial result | 161 | 344 | (515)
Cost and operating expenses | (964) | (1,024) | (973)
Joint ventures where entity is venturer [member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Net operating revenue | 93 | 434 | 640
Financial result |  | (3) | 3
Aliana Gerao De Energia S.a. [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Net operating revenue |  |  | 5
Cost and operating expenses | (126) | (121) | (105)
Pelletizing Companies [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Financial result | (38) | (34) | (15)
Cost and operating expenses | (227) | (337) | (349)
Mrs Logistica SA [member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Net operating revenue |  | 1 |
Cost and operating expenses | (453) | (397) | (279)
Norte Energia S.a. [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Cost and operating expenses | (107) | (135) | (114)
Other Joint Ventures [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Net operating revenue | 32 | 41 |
Financial result | 1 |  | (1)
Cost and operating expenses | (10) | (8) | (10)
Joint ventures [member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Net operating revenue | 125 | 476 | 645
Financial result | (37) | (37) | (13)
Cost and operating expenses | (923) | (998) | (857)
Vli S.a. [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Net operating revenue | 321 | 289 | 255
Financial result | (3) | (3) | (2)
Cost and operating expenses | (29) | (26) | (21)
Other Associates [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Net operating revenue |  | 1 | 1
Cost and operating expenses | (1) |  |
Associates [member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Net operating revenue | 321 | 290 | 256
Financial result | (3) | (3) | (2)
Cost and operating expenses | (30) | (26) | (21)
Cosan [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Net operating revenue | 10 |  |
Cost and operating expenses | (11) |  |
Bradesco [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Financial result | 201 | 381 | (528)
Banco Do Brasil [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Financial result |  | 3 | 13
Mitsui Co. Ltd [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Net operating revenue | 280 | 416 | 261
Major Stockholders [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Net operating revenue | 290 | 416 | 261
Financial result | 201 | $ 384 | $ (515)
Cost and operating expenses | $ (11) |  |

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