Earnings per share (Details 1) - BRL (R$) R$ / shares in Units, R$ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| IfrsStatementLineItems [Line Items] | |||
| Profit attributable to the Parent | R$ 12,766,035 | R$ 13,365,506 | R$ 9,449,313 |
| Diluted Earnings Per Shares Brazilian Reais [Member] | |||
| IfrsStatementLineItems [Line Items] | |||
| Common shares | R$ 1,602.61 | R$ 1,688.90 | R$ 1,121.49 |
| Preferred shares | 1,762.87 | 1,878.82 | 1,329.71 |
| Net Profit Attributable Diluted Brazilian Reais [Member] | |||
| IfrsStatementLineItems [Line Items] | |||
| Common shares | 6,304,861 | 6,565,712 | 4,938,874 |
| Preferred shares | 6,461,174 | 6,799,794 | 4,510,439 |
| Weighted Average Shares Outstanding In Thousands Diluted [Member] | |||
| IfrsStatementLineItems [Line Items] | |||
| Common shares | 3,934,128 | 3,887,558 | 4,403,869 |
| Preferred shares | R$ 3,665,150 | R$ 3,660,144 | R$ 3,656,223 |