Income taxes (Details 4) - CubeBio Co., Ltd. [Member] - KRW (₩) ₩ in Thousands |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| IfrsStatementLineItems [Line Items] | ||
| Deferred tax assets | ₩ 4,899,137 | ₩ 4,774,167 |
| Deferred tax liabilities | (247,760) | (248,171) |
| Unrecognized deferred tax assets | (4,651,377) | (4,525,996) |
| Deferred tax assets (liabilities), net | ||
| Gross carrying amount [member] | Not later than one year [member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Deferred tax assets | 4,574,362 | 4,305,986 |
| Deferred tax liabilities | (75,235) | (81,256) |
| Gross carrying amount [member] | Later than one year [member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Deferred tax assets | 324,775 | 468,181 |
| Deferred tax liabilities | ₩ (172,525) | ₩ (166,915) |