Financial Assets and Financial Liabilities - Summary of Carrying Amount of Monetary Assets (Details) - EUR (€) € in Millions |
Dec. 31, 2024 |
Dec. 31, 2023 |
|---|---|---|
| Cash And Cash Equivalents [Line Items] | ||
| Total | € 244.2 | € 747.2 |
| Currency risk | Monetary liabilities and provisions in U.S. dollar | ||
| Cash And Cash Equivalents [Line Items] | ||
| Total | 1,858.1 | 567.3 |
| Currency risk | Monetary assets in U.S. dollar | ||
| Cash And Cash Equivalents [Line Items] | ||
| Total | 1,484.7 | 1,191.9 |
| Currency risk | Cash and cash equivalents in U.S. dollar | ||
| Cash And Cash Equivalents [Line Items] | ||
| Total | € 617.6 | € 122.6 |