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Accounting information and policies (Details) € in Millions, $ in Billions	Jun. 30, 2026 EUR (€)	Jun. 30, 2026 USD ($)	Dec. 31, 2025 EUR (€)	Jun. 30, 2025 EUR (€)
Disclosure of detailed information about borrowings [line items]
Cash and cash equivalents	€ 4,726		€ 3,941	€ 4,344
Cash and cash equivalents held by central finance companies	1,600
Revolving credit facility 1
Disclosure of detailed information about borrowings [line items]
Undrawn borrowing facilities	2,600	$ 5.2
Revolving credit facility 2
Disclosure of detailed information about borrowings [line items]
Undrawn borrowing facilities	€ 2,000

X

- Definition

The amount of cash on hand and demand deposits, along with short-term, highly liquid investments that are readily convertible to known amounts of cash and that are subject to an insignificant risk of changes in value. [Refer: Cash; Cash equivalents]

+ References

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X

- Definition

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table.

+ References

No definition available.

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- Definition

The amount of undrawn borrowing facilities that may be available for future operating activities and to settle capital commitments. [Refer: Capital commitments]

+ References

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Cash And Cash Equivalents Held By Central Finance Companies

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No definition available.

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