Deposits and obligations - Summary of time deposits classified by maturity (Detail) - PEN (S/) S/ in Thousands |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Summary of time deposits classified by maturity [Line Items] | ||
| Total | S/ 19,243,949 | S/ 19,891,128 |
| Within 1 month | ||
| Summary of time deposits classified by maturity [Line Items] | ||
| Total | 7,030,403 | 7,744,887 |
| Between 1 and 3 months | ||
| Summary of time deposits classified by maturity [Line Items] | ||
| Total | 6,134,833 | 5,179,603 |
| Between 3 months and 1 year | ||
| Summary of time deposits classified by maturity [Line Items] | ||
| Total | 5,428,902 | 6,263,412 |
| Between 1 and 5 years | ||
| Summary of time deposits classified by maturity [Line Items] | ||
| Total | 353,762 | 413,031 |
| From 5 years onwards [member] | ||
| Summary of time deposits classified by maturity [Line Items] | ||
| Total | S/ 296,049 | S/ 290,195 |