Subsequent events - Additional Information (Details) - PEN (S/) |
Apr. 01, 2026 |
Jan. 15, 2026 |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|---|---|
| Disclosure of non-adjusting events after reporting period [line items] | ||||
| Amount issued | S/ 13,275,494,000 | S/ 13,070,956,000 | ||
| InFinance XP S.A. [Member] | ||||
| Disclosure of non-adjusting events after reporting period [line items] | ||||
| Joint venture acquire percentage | 100.00% | |||
| Joint ventrure acquire amount | S/ 130,000,000 | |||
| Proportion of ownership interest in joint venture | 50.00% | |||
| Events after reporting period [Member] | Senior Unsecured Notes [Member] | ||||
| Disclosure of non-adjusting events after reporting period [line items] | ||||
| Amount issued | S/ 500,000,000,000 | |||
| Borrowings maturity | July 2031 | |||
| Annual interest rate | 4.80% |