v3.25.2
Segments - Additional information (Details) - EUR (€)
€ in Millions
6 Months Ended 12 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Dec. 31, 2024
Disclosure of operating segments [line items]        
Dividend income € 56     € 117
Investment in Bank of Beijing        
Disclosure of operating segments [line items]        
Dividend income 39     € 101
Net Results IFRS-EU | Segments banking activities        
Disclosure of operating segments [line items]        
Revenue 11,339 € 11,300    
Operating expenses 6,234 5,880    
Net Results IFRS-EU | Segments banking activities | Corporate Line        
Disclosure of operating segments [line items]        
Revenue 265 99    
Increase (decrease) in income from foreign currency ratio hedging     € 83  
Impairments   53    
Operating expenses 239 € 199    
Net Results IFRS-EU | Segments banking activities | Corporate Line | Investment in Bank of Beijing        
Disclosure of operating segments [line items]        
Dividend income € 39