Investments in associates and joint ventures (Details 5) - Principal Jointly Controlled Entities Banco Rci Brasil [Member] - BRL (R$) R$ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| IfrsStatementLineItems [Line Items] | ||
| Assets | R$ 13,984,420 | R$ 12,276,584 |
| Liabilities | (12,767,790) | (10,782,915) |
| Cash and Cash Equivalents | 350,232 | 336,955 |
| Depreciation and amortization | (2,080) | (1,937) |
| Income | 680,804 | 772,324 |
| Interest income | 2,164,109 | 1,891,374 |
| Interest expenses | (1,483,305) | (1,119,050) |
| Income / (Expense) from Income Tax | (260,142) | (139,420) |
| Current Liabilities (excluding Trading, Other Liabilities, and Provisions) | (5,161,615) | (4,698,162) |
| Non-Current Liabilities (excluding Trading, Other Liabilities, and Provisions) | R$ (7,606,175) | R$ (6,084,753) |