v3.26.1
Capital adequacy and liquidity situation - Operational risk and capital buffer requirements - Narrative (Details) - Separate
Jun. 30, 2026
Dec. 31, 2025
Jun. 22, 2023
Jun. 21, 2023
Disclosure of credit risk exposure        
Mandatory capital conservation buffer 2.50% 2.50%    
Countercyclical buffer 1.60% 1.60%    
Sweden        
Disclosure of credit risk exposure        
Countercyclical buffer     2.00% 1.00%
Capital requirement exposure 70.00% 71.00%    
Foreign countries        
Disclosure of credit risk exposure        
Countercyclical buffer 0.16% 0.15%    
Operational risk        
Disclosure of credit risk exposure        
Business Indicator Component 0.12