v3.26.1
Equity - Summary of equity surplus explanatory (Detail) - PEN (S/)
S/ in Thousands
Dec. 31, 2025
Dec. 31, 2024
Disclosure of Equity Surplus [Line Items]    
Regulatory capital S/ 1,038,017 S/ 1,038,017
Interseguro [Member]    
Disclosure of Equity Surplus [Line Items]    
Regulatory capital 1,657,014 1,509,399
Solvency equity (solvency margin) 750,377 706,926
Guarantee fund 626,067 499,073
Surplus S/ 280,570 S/ 303,400