Pension Plans and Similar Obligations - Plan Asset Allocation (Details) - EUR (€) € in Millions	Dec. 31, 2023	Dec. 31, 2022
Pension Plans and Similar Obligations
Total plan assets	€ 1,833	€ 1,623
Level 1
Pension Plans and Similar Obligations
Total plan assets	714	611
Equity investments	190	170
Corporate bonds	233	190
Insurance policies	59	41
Not Quoted in an Active Market
Pension Plans and Similar Obligations
Total plan assets	1,120	1,012
Equity investments	0	0
Corporate bonds	0	0
Insurance policies	€ 1,120	€ 1,012

The amount instruments representing debt (rather than equity) contribute to the fair value of defined benefit plan assets. [Refer: Plan assets, at fair value; Defined benefit plans [member]]

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The amount instruments representing equity (rather than debt) contribute to the fair value of defined benefit plan assets. [Refer: Plan assets, at fair value; Defined benefit plans [member]]

+ References

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- Definition

The fair value of defined benefit plan assets. Plan assets comprise assets held by a long-term employee benefit fund and qualifying insurance policies. [Refer: At fair value [member]]

+ References

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- Definition

The amount that insurance policies constitute of the fair value of defined benefit plan assets.

+ References

No definition available.

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