Note 25 Net defined benefit liability asset on the consolidated balance sheet (Details) - EUR (€) € in Millions |
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
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|---|---|---|---|---|---|---|---|---|---|---|---|
| Defined benefit liabilities or assets on the consolidated balance sheet [Line Items] | |||||||||||
| Pension commitments | € 4,040 | € 3,759 | € 3,849 | ||||||||
| Early retirement commitments | 173 | 271 | 412 | ||||||||
| Medical benefits commitments | 1,702 | 1,269 | 1,728 | ||||||||
| Other long term employee benefits | [1] | 332 | 384 | 435 | |||||||
| Pension plan assets | 1,903 | 1,584 | 1,675 | ||||||||
| Medical benefit plan assets | 1,747 | 1,367 | 1,744 | ||||||||
| Plan assets, at fair value | [2] | 3,650 | 2,951 | 3,419 | |||||||
| Total net defined benefit liability assets | 2,599 | 2,732 | 3,006 | ||||||||
| Of which net defined net assets on the consolidated balance sheet | [3] | 0 | 0 | 0 | |||||||
| Provisions for employee benefits | [4] | 2,267 | 2,348 | 2,571 | |||||||
| Other long term employees benefits | € 332 | € 384 | € 435 | ||||||||
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