Provisions - Schedule of defined benefit obligation expenses recognized in the consolidated income statements, Other Foreign Subsidiaries (Details) - EUR (€) € in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Disclosure of net defined benefit liability (asset) [line items] | |||
| Post-employment benefit expense in profit or loss, defined benefit plans | € 41 | € 45 | € 42 |
| Other foreign subsidiaries | |||
| Disclosure of net defined benefit liability (asset) [line items] | |||
| Current service cost | 26 | 28 | 25 |
| Interest cost (net) | 68 | 92 | 83 |
| Actuarial (gains)/losses recognised in the year | 25 | 28 | 23 |
| Past service cost | 0 | 2 | 1 |
| Pre-retirement cost | 3 | 0 | 0 |
| Other | (2) | (10) | (3) |
| Post-employment benefit expense in profit or loss, defined benefit plans | € 120 | € 140 | € 129 |