v3.26.1
Intangible assets and goodwill (Details 5) - KRW (₩)
₩ in Thousands
Dec. 31, 2025
Dec. 31, 2024
IfrsStatementLineItems [Line Items]    
Carrying amount ₩ 15,983,462 ₩ 5,872,956
Play F&B Co., Ltd. [Member]    
IfrsStatementLineItems [Line Items]    
Discount rate 9.60%  
Terminal growth rate 1.00%  
Carrying amount ₩ 8,846,956  
Recoverable amount ₩ 9,664,293  
K Enter [Member]    
IfrsStatementLineItems [Line Items]    
Discount rate 11.10%  
Terminal growth rate 1.00%  
Carrying amount ₩ 171,674,366  
Recoverable amount ₩ 45,054,431  
LAMP [Member]    
IfrsStatementLineItems [Line Items]    
Discount rate 11.10%  
Terminal growth rate 1.00%  
Carrying amount ₩ 7,496,511  
Recoverable amount ₩ 10,873,435  
Bidangil [Member]    
IfrsStatementLineItems [Line Items]    
Discount rate 11.10%  
Terminal growth rate 1.00%  
Carrying amount ₩ 4,210,862  
Recoverable amount ₩ 2,706,389  
Apeitda [Member]    
IfrsStatementLineItems [Line Items]    
Discount rate 11.10%  
Terminal growth rate 1.00%  
Carrying amount ₩ 3,804,173  
Recoverable amount ₩ 1,951,487  
Anseilen [Member]    
IfrsStatementLineItems [Line Items]    
Discount rate 11.10%  
Terminal growth rate 1.00%  
Carrying amount ₩ 1,600,604  
Recoverable amount ₩ 1,812,626  
Solaire [Member]    
IfrsStatementLineItems [Line Items]    
Discount rate 11.10%  
Terminal growth rate 1.00%  
Carrying amount ₩ 4,668,736  
Recoverable amount ₩ 4,454,890