Property, Plant, and Equipment - Summary (Details) - EUR (€) € in Millions	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Useful Lives of Property, Plant, and Equipment
Property, plant, and equipment	€ 4,934	€ 4,977
Additions (other than those from business combinations)	1,129	1,067
Land and Buildings
Useful Lives of Property, Plant, and Equipment
Property, plant, and equipment	1,585	1,609
Additions (other than those from business combinations)	46	144
Land and Buildings Leased
Useful Lives of Property, Plant, and Equipment
Property, plant, and equipment	1,758	1,801
Additions (other than those from business combinations)	399	313
Other Property, Plant and Equipment
Useful Lives of Property, Plant, and Equipment
Property, plant, and equipment	1,406	1,450
Additions (other than those from business combinations)	567	518
Other Property, Plant and Equipment Leased
Useful Lives of Property, Plant, and Equipment
Property, plant, and equipment	43	40
Additions (other than those from business combinations)	30	23
Advance Payments and Construction in Progress
Useful Lives of Property, Plant, and Equipment
Property, plant, and equipment	142	77
Additions (other than those from business combinations)	€ 87	€ 69

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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
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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.

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The amount of tangible assets that: (a) are held for use in the production or supply of goods or services, for rental to others, or for administrative purposes; and (b) are expected to be used during more than one period.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 16
-IssueDate 2022-03-24
-Paragraph 73
-Subparagraph e
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2022-en-r&anchor=para_73_e&doctype=Standard
-URIDate 2022-03-24

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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-URIDate 2022-03-24

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