Financial assets and liabilities (Details 2) - USD ($) $ in Millions |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Gross carrying amount [member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Loans and financing | $ 10,053 | $ 8,539 |
| Gross carrying amount [member] | Bond [Member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Loans and financing | 7,683 | 7,267 |
| Gross carrying amount [member] | Debentures [Member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Loans and financing | 2,370 | 1,272 |
| Gross carrying amount [member] | Subordinated Notes [Member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Loans and financing | 745 | |
| At fair value [member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Loans and financing | 10,385 | 8,520 |
| At fair value [member] | Bond [Member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Loans and financing | 8,034 | 7,245 |
| At fair value [member] | Debentures [Member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Loans and financing | 2,351 | $ 1,275 |
| At fair value [member] | Subordinated Notes [Member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Loans and financing | $ 748 |