v3.26.1
Employee benefits (Details 5) - KRW (₩)
₩ in Thousands
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Notes and other explanatory information [abstract]      
Wages and salaries ₩ 11,854,114 ₩ 8,056,765 ₩ 9,641,567
Expenses related to post-employment plans 1,382,647 689,253 981,019
Social security contributions 351,143 398,066 582,545
Fringe benefit 860,744 585,245 598,503
Cash settled Share-based payments (18,676) (180,127) (25,758)
Total ₩ 14,429,972 ₩ 9,549,202 ₩ 11,777,876