Legal and administrative proceedings (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Tax Litigation [Member] | ||||
| IfrsStatementLineItems [Line Items] | ||||
| Effects in income statements | $ (2) | $ (14) | $ 2 | |
| Civil Litigation [Member] | ||||
| IfrsStatementLineItems [Line Items] | ||||
| Effects in income statements | 4 | (55) | 14 | (39) |
| Labor Litigation [Member] | ||||
| IfrsStatementLineItems [Line Items] | ||||
| Effects in income statements | 72 | 57 | 117 | 96 |
| Environmental Litigation [Member] | ||||
| IfrsStatementLineItems [Line Items] | ||||
| Effects in income statements | 31 | 31 | ||
| Legal proceedings provision [member] | ||||
| IfrsStatementLineItems [Line Items] | ||||
| Effects in income statements | $ 74 | $ 33 | $ 117 | $ 90 |