Debt - Disclosure of lease liabilities (Details) - EUR (€) € in Millions	Dec. 31, 2025	Dec. 31, 2024
Borrowings [abstract]
Long-term debt (non-current)	€ 1,636	€ 1,698
Short-term debt and current portion of long-term debt (current)	€ 818	€ 858

The amount of non-current lease liabilities. [Refer: Lease liabilities]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 16
-IssueDate 2025-01-01
-Paragraph 47
-Subparagraph b
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2025-en-r&anchor=para_47_b&doctype=Standard
-URIDate 2025-03-27

Name:	ifrs-full_NoncurrentLeaseLiabilities
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant