Financial risk management and financial instruments - Summary of Liquidity Position in Terms of Available Cash and Cash Equivalents and Short Term Investments (Details) - EUR (€) € in Millions |
Dec. 31, 2024 |
Dec. 31, 2023 |
|---|---|---|
| Disclosure Of Liquidity Risk [Line Items] | ||
| Short term investments | € 2,667 | € 1,100 |
| Liquidity Position | ||
| Disclosure Of Liquidity Risk [Line Items] | ||
| Short term investments | 2,667 | 1,100 |
| Cash equivalents | 3,550 | 2,111 |
| Cash at bank and on hand | 1,231 | 1,003 |
| Liquidity position | € 7,448 | € 4,214 |