v3.26.1
Investment Securities - Details of Short-term Investment Securities (Detail) - KRW (₩)
₩ in Millions
Dec. 31, 2025
Dec. 31, 2024
Disclosure of financial assets [line items]    
FVTPL ₩ 35,217 ₩ 0
Beneficiary certificates [member]    
Disclosure of financial assets [line items]    
FVTPL ₩ 35,217