v3.26.1
General information (Details)
$ in Millions
1 Months Ended 6 Months Ended
Oct. 31, 2023
site
Jun. 30, 2026
brand
₩ / shares
Jun. 30, 2025
₩ / shares
Sep. 02, 2021
₩ / shares
shares
Dec. 31, 2017
USD ($)
Disclosure of subsidiaries [line items]          
Number of real-money iGaming sites acquired | site 4        
Number of brands | brand   4      
Par value per share (in KRW per share)   ₩ 10,000 ₩ 10,000    
American depositary shares          
Disclosure of subsidiaries [line items]          
Number of depositary shares per common share (in shares) | shares       0.05  
Par value per share (in KRW per share)       ₩ 10,000  
DoubleDown Interactive LLC          
Disclosure of subsidiaries [line items]          
Total purchase consideration | $         $ 825
DoubleU Games | DoubleDown Interactive Co., Ltd.          
Disclosure of subsidiaries [line items]          
Percentage of ownership   67.10%