v3.26.1
Financial assets - Narrative (Details) - EUR (€)
€ in Millions
6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Debt Instruments      
Exposure in impaired assets purchased with impairment € 1,428,757   € 1,296,387
Impairment loss (reversal) 6,571 € 6,524  
Financial assets at amortised cost      
Debt Instruments      
Exposure in impaired assets purchased with impairment 1,356,910   1,223,969
Previously written-off assets recovered 843 845  
Impairment loss (reversal) 6,551 € 6,469  
Financial instruments purchased credit impaired      
Debt Instruments      
Exposure in impaired assets purchased with impairment 859   € 315
Financial instruments purchased credit impaired | Business combinations carried out      
Debt Instruments      
Other provisions 70    
Financial instruments purchased credit impaired | TSB Banking Group Limited      
Debt Instruments      
Exposure in impaired assets purchased with impairment € 493