v3.25.2
Subordinated loans - Additional information (Details)
€ in Millions, $ in Millions
1 Months Ended 6 Months Ended
Apr. 30, 2025
USD ($)
Mar. 31, 2025
EUR (€)
Jun. 30, 2025
EUR (€)
Jun. 30, 2024
EUR (€)
May 31, 2025
EUR (€)
Dec. 31, 2024
EUR (€)
Disclosure of detailed information about borrowings [line items]            
Subordinated loans     € 16,566     € 17,878
Redemption of subordinated loans [1]     € 65,413 € 50,636    
4.13% Fixed Rate Subordinated Green Tier 2 Notes            
Disclosure of detailed information about borrowings [line items]            
Subordinated loans         € 1,250  
Borrowings, interest rate         4.13%  
2% Fixed Rate Subordinated Tier 2 Notes            
Disclosure of detailed information about borrowings [line items]            
Borrowings, interest rate   2.00%        
Redemption of subordinated loans   € 750        
6.5% Perpetual Additional Tier 1 Contingent Convertible Capital Securities            
Disclosure of detailed information about borrowings [line items]            
Borrowings, interest rate 6.50%          
Redemption of subordinated loans | $ $ 1,250          
[1] Cash flows are reported on a gross basis and include investments and borrowings of short term securities