v3.26.1
Significant accounting policies - Additional information (Detail) - PEN (S/)
12 Months Ended
Dec. 31, 2025
Dec. 31, 2023
Dec. 31, 2024
Disclosure of Significant accounting policies [Line Items]      
Accounts receivable from short sale operations     S/ 61,191,000
Financial liabilities at fair value through profit or loss     S/ 61,153,000
Transfer From Property Furniture and Equipment to Investment property S/ 276,000 S/ 3,984,000  
Transfer From Investment property to Property Furniture and Equipment S/ 5,000,000 S/ 16,177,000  
Bottom of range [member]      
Disclosure of Significant accounting policies [Line Items]      
Intangible asset, amortization period 4 years    
Top of range [member]      
Disclosure of Significant accounting policies [Line Items]      
Intangible asset, amortization period 5 years