v3.26.1
INSURANCE AND REINSURANCE RESULT - Schedule of Insurance Service Result (Details) - PEN (S/)
S/ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Disclosure of reconciliation of changes in insurance contracts by remaining coverage and incurred claims [line items]      
Insurance service result S/ 1,848,025 S/ 1,693,617 S/ 1,602,421
Insurance Contracts      
Disclosure of reconciliation of changes in insurance contracts by remaining coverage and incurred claims [line items]      
Income from the Insurance Service 4,648,700 3,779,394 3,855,408
Expenses for incurred claims and other expenses net of change of past services (2,768,730) (2,062,848) (2,232,672)
Losses in onerous contracts and reversal of losses (10,686) (15,801) (17,181)
Others (21,259) (7,128) (3,134)
Insurance service expenses (2,800,675) (2,085,777) (2,252,987)
Insurance service result 1,848,025 1,693,617 1,602,421
Insurance Contracts | Contracts Measured Under BBA and VFA      
Disclosure of reconciliation of changes in insurance contracts by remaining coverage and incurred claims [line items]      
Income from the Insurance Service 224,077 204,578 226,125
Insurance Contracts | Contracts measured under PAA      
Disclosure of reconciliation of changes in insurance contracts by remaining coverage and incurred claims [line items]      
Income from the Insurance Service S/ 4,424,623 S/ 3,574,816 S/ 3,629,283