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COMMISSIONS AND FEES - Additional Information (Details) S/ in Millions | 12 Months Ended
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Dec. 31, 2020 PEN (S/)
Recharge and Paypal business |
Disclosure OfFee And Commission Income Expense Explanatory [Line Items] |
Increase in revenue | S/ 47,676

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- References No definition available. + Details
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Namespace Prefix: | bap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the amount of increase in revenue. + References No definition available. + Details
Name: | bap_IncreaseInRevenue
Namespace Prefix: | bap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |