v3.26.1
Transactions with related parties and affiliated entities - Disclosure of transactions between related parties explanatory (Detail) - PEN (S/)
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Income (expenses)      
Interest and similar income S/ 6,888,377,000 S/ 7,029,391,000 S/ 7,120,411,000
Interest and similar expenses (2,258,971,000) (2,480,270,000) (2,592,366,000)
Administrative expenses (1,436,828,000) (1,336,954,000) (1,288,862,000)
Loss on sale (3,176,000)
Others, net 2,417,507,000 1,934,554,000 1,736,277,000
Related parties [member]      
Income (expenses)      
Interest and similar income 138,448,000 117,713,000 95,604,000
Rental income 37,685,000 28,833,000 25,532,000
Valuation of financial derivative instruments     106,000
Interest and similar expenses (25,449,000) (32,031,000) (39,749,000)
Administrative expenses (42,530,000) (45,320,000) (39,897,000)
Loss on sale   (3,176,000)  
Others, net S/ 65,219,000 S/ 61,889,000 S/ 63,626,000