v3.26.1
Investment properties (Details) - KRW (₩)
₩ in Thousands
Dec. 31, 2025
Dec. 31, 2024
Investment Properties    
Book value ₩ 3,961,680 ₩ 667,739
Accumulated depreciation (1,938,363) (266,740)
Carrying amount ₩ 2,023,317 ₩ 400,999