v3.25.2
Debt securities in issue (Details) - Debt securities in issue - EUR (€)
€ in Millions
6 Months Ended 12 Months Ended
Jun. 30, 2025
Dec. 31, 2024
Disclosure of financial liabilities [line items]    
Opening balance as at 1 January € 142,367 € 124,670
Changes in liabilities arising from financing activities [abstract]    
Additions 80,301 124,701
Redemptions / Disposals (65,413) (113,014)
Amortisation 357 1,098
Other (149) 261
Changes in unrealised revaluations 472 1,139
Foreign exchange movement (6,919) 3,512
Closing balance € 151,016 € 142,367