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Property, Plant and Equipment - Summary of Acquisitions and Capitalized Interest by Operating Segment (Details) € in Millions	6 Months Ended	12 Months Ended
	Jun. 30, 2023 EUR (€) segment	Dec. 31, 2022 EUR (€) segment
Disclosure of detailed information about property, plant and equipment [line items]
Additions other than through business combinations, property, plant and equipment	€ 612	€ 1,748
Interest costs capitalised	€ 12	€ 17
Number of operating segments | segment	2	3
Biopharma
Disclosure of detailed information about property, plant and equipment [line items]
Additions other than through business combinations, property, plant and equipment	€ 593	€ 1,678
Biopharma | Manufacturing & Supply
Disclosure of detailed information about property, plant and equipment [line items]
Additions other than through business combinations, property, plant and equipment	429	1,129
Consumer Healthcare
Disclosure of detailed information about property, plant and equipment [line items]
Additions other than through business combinations, property, plant and equipment	19	70
Consumer Healthcare | Manufacturing & Supply
Disclosure of detailed information about property, plant and equipment [line items]
Additions other than through business combinations, property, plant and equipment	€ 16	€ 63

X

- Definition

The amount of additions to property, plant and equipment other than those acquired through business combinations. [Refer: Business combinations [member]; Property, plant and equipment]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
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-IssueDate 2022-03-24
-Paragraph 73
-Subparagraph e
-Clause i
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- 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.

+ Details

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X

- Definition

The amount of interest costs that an entity incurs in connection with the borrowing of funds that are directly attributable to the acquisition, construction or production of a qualifying asset and which form part of the cost of that asset.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2022-03-24
-Paragraph 112
-Subparagraph c
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-URIDate 2022-03-24

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X

- Definition

Number of operating segments.

+ References

No definition available.

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