Financial Instruments carried at fair value - Sensitivity analysis by type (Detail: Text Values) € in Millions |
6 Months Ended | |
|---|---|---|
|
Jun. 30, 2026
EUR (€)
|
Dec. 31, 2025
EUR (€)
|
|
| Sensitivity Analysis by Type of Instrument [Line Items] | ||
| Changes in positive fair value movement | € 77 | |
| Changes in negative fair value movement | € 51 | |
| Percentage change in positive fair value movements | 0.04 | |
| Percentage change in negative fair value movements | 0.04 | |
| Positive fair value movement from using reasonable possible alternatives | Valuation technique unobservable parameters (Level 3) | ||
| Sensitivity Analysis by Type of Instrument [Line Items] | ||
| Sensitivity analysis by type of instrument | € 2,200 | € 2,100 |
| Negative fair value movement from using reasonable possible alternatives | Valuation technique unobservable parameters (Level 3) | ||
| Sensitivity Analysis by Type of Instrument [Line Items] | ||
| Sensitivity analysis by type of instrument | € 1,300 | € 1,300 |