Taxes (Details 3) - USD ($) $ in Millions |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| IfrsStatementLineItems [Line Items] | ||
| Current liabilities | $ 875 | $ 1,292 |
| Non-current liabilities | 598 | 576 |
| Total liabilities | 1,473 | 1,868 |
| Country Of Brazil [Member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Current liabilities | 632 | 844 |
| Non-current liabilities | 598 | 576 |
| Total liabilities | 1,230 | 1,420 |
| Country Of Brazil [Member] | Income Taxes [Member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Current liabilities | 566 | 785 |
| Non-current liabilities | 427 | 392 |
| Total liabilities | 993 | 1,177 |
| Country Of Brazil [Member] | Tax Settlement Programs P R T [Member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Current liabilities | 66 | 59 |
| Non-current liabilities | 171 | 184 |
| Total liabilities | 237 | 243 |
| Other Foreign Countries [Member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Current liabilities | 243 | 448 |
| Total liabilities | $ 243 | $ 448 |