v3.26.1
Legal proceedings (Details)
€ in Millions
1 Months Ended 3 Months Ended 6 Months Ended
Jul. 29, 2026
lawsuit
Sep. 30, 2022
EUR (€)
Jun. 30, 2026
EUR (€)
classAction
Dec. 31, 2021
EUR (€)
Disclosure of Legal Proceedings [line items]        
Damages claimed | €     € 587  
Conclusion of litigation        
Disclosure of Legal Proceedings [line items]        
Lawsuit in favor of ING | lawsuit 8      
Certain consumer credit products        
Disclosure of Legal Proceedings [line items]        
Legal proceedings provision | €       € 180
Increase in legal proceedings provision | €   € 75    
Spain        
Disclosure of Legal Proceedings [line items]        
Class actions filed | classAction     3  
Class actions where agreement was reached | classAction     1  
Class actions where agreement was withdrawn | classAction     1