FINANCIAL RISK MANAGEMENT - Allowances for Direct and Indirect Loan Losses and its Estimations (Details) - PEN (S/) S/ in Thousands |
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
Dec. 31, 2016 |
|---|---|---|---|---|
| Disclosure of financial risks management [Line Items] | ||||
| Allowance account for credit losses of financial assets | S/ 5,507,759 | S/ 5,314,531 | S/ 4,943,008 | S/ 4,416,692 |
| Optimistic [Member] | ||||
| Disclosure of financial risks management [Line Items] | ||||
| Allowance account for credit losses of financial assets | 5,426,608 | 5,218,142 | ||
| Base Case [Member] | ||||
| Disclosure of financial risks management [Line Items] | ||||
| Allowance account for credit losses of financial assets | 5,509,729 | 5,308,346 | ||
| Pessimistic [Member] | ||||
| Disclosure of financial risks management [Line Items] | ||||
| Allowance account for credit losses of financial assets | S/ 5,584,965 | S/ 5,422,882 |