Other Non-Current Assets (Details) - EUR (€) € in Millions |
Jun. 30, 2025 |
Dec. 31, 2024 |
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|---|---|---|---|---|
| Disclosure Of Other Non Current Assets [Line Items] | ||||
| Other financial assets at fair value through profit or loss | € 965 | € 1,027 | ||
| Pre-funded pension obligations | 146 | 156 | ||
| Long-term prepaid expenses | 143 | 152 | ||
| Long-term loans and advances and other non-current receivables | 382 | 502 | ||
| Derivative financial instruments | 6 | 0 | ||
| Total | [1] | 4,109 | 3,753 | |
| Trading equity securities | ||||
| Disclosure Of Other Non Current Assets [Line Items] | ||||
| Instruments at fair value through other comprehensive income | 2,105 | 1,559 | ||
| Debt securities | ||||
| Disclosure Of Other Non Current Assets [Line Items] | ||||
| Instruments at fair value through other comprehensive income | € 362 | € 357 | ||
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