v3.26.3
Commitments and contingencies (Details) - KRW (₩)
₩ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Short-term financial instruments [Member] | CubeBio Co., Ltd. [Member]    
IfrsStatementLineItems [Line Items]    
Claim amount ₩ 4,600,000 ₩ 4,600,000