Liabilities Related to Business Combinations and to Non-Controlling Interests - Summary of Movements in Liabilities Related to Business Combinations and to Non-Controlling Interests (Paranthetical) (Details) - EUR (€) € in Millions |
Jun. 30, 2025 |
[1],[2] | Jan. 01, 2025 |
Dec. 31, 2024 |
[2] | ||||
|---|---|---|---|---|---|---|---|---|---|
| Disclosure of contingent liabilities in business combination [abstract] | |||||||||
| Non-current portion | € 564 | € 569 | € 569 | ||||||
| Current portion | € 0 | € 72 | € 72 | ||||||
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