v3.26.1
Transactions with related parties and affiliated entities - Summary of detail of loans (Detail) - PEN (S/)
S/ in Thousands
Dec. 31, 2025
Dec. 31, 2024
Affiliated [Member]    
Disclosure of transactions between related parties [line items]    
Current loans and receivable S/ 1,597,400 S/ 1,517,949
Associates [Member]    
Disclosure of transactions between related parties [line items]    
Current loans and receivable 740,714 346,533
Related parties [member]    
Disclosure of transactions between related parties [line items]    
Current loans and receivable 2,338,114 1,864,482
Direct Loans [Member] | Affiliated [Member]    
Disclosure of transactions between related parties [line items]    
Current loans and receivable 1,581,492 1,502,218
Direct Loans [Member] | Associates [Member]    
Disclosure of transactions between related parties [line items]    
Current loans and receivable 690,844 302,865
Direct Loans [Member] | Related parties [member]    
Disclosure of transactions between related parties [line items]    
Current loans and receivable 2,272,336 1,805,083
Indirect Loans [Member] | Affiliated [Member]    
Disclosure of transactions between related parties [line items]    
Current loans and receivable 15,908 15,731
Indirect Loans [Member] | Associates [Member]    
Disclosure of transactions between related parties [line items]    
Current loans and receivable 49,870 43,668
Indirect Loans [Member] | Related parties [member]    
Disclosure of transactions between related parties [line items]    
Current loans and receivable S/ 65,778 S/ 59,399