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v3.26.1

Cash and cash equivalents, margin cash and long-term investments (Tables) | 6 Months Ended
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Jun. 30, 2026
Cash and cash equivalents [abstract] |
Schedule of Considered as Cash and Cash Equivalents |
Cash and cash equivalents | June 30, 2026 |  | December 31, 2025
Cash on hand and at banks | 1,259,842 |  |  | 2,557,740 |
CDB (bank certificates of deposit) / Overnight investments | 2,146,796 |  |  | 1,937,761 |
National Treasury Bill (Tesouro Selic) | 62,482 |  |  | 69,635 |
| 3,469,120 |  |  | 4,565,136 |
Margin cash |  |  |
CME (Chicago Mercantile Exchange) Margin investments | 75,297 |  |  | 105,993 |
Investments in Treasury Bills | 93,004 |  |  | 53,569 |
| 168,301 |  |  | 159,562 |
Long-term investments |  |  |
Investment funds | 50,949 |  |  | 45,780 |
| 50,949 |  |  | 45,780 |
Total | 3,688,370 |  |  | 4,770,478 |

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