XML 160 R103.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Property, plant and equipment - Summary of Acquisitions and Capitalized Interest by Operating Segment (Details) - EUR (€) € in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Disclosure of acquisitions of property plant and equipment by operating segments [line items] |  |  |  |
Acquisitions | € 1,717 | € 1,693 | € 1,748 |
Capitalized interest | 51 | 26 | 17 |
Biopharma (operating segment) |  |  |  |
Disclosure of acquisitions of property plant and equipment by operating segments [line items] |  |  |  |
Acquisitions | 1,554 | 1,592 | 1,678 |
Biopharma (operating segment) | Manufacturing & Supply |  |  |  |
Disclosure of acquisitions of property plant and equipment by operating segments [line items] |  |  |  |
Acquisitions | 1,114 | 1,188 | 1,129 |
Opella Business |  |  |  |
Disclosure of acquisitions of property plant and equipment by operating segments [line items] |  |  |  |
Acquisitions |  | 163 | 101 | € 70
Opella Business | Manufacturing & Supply |  |  |  |
Disclosure of acquisitions of property plant and equipment by operating segments [line items] |  |  |  |
Acquisitions | € 135 | € 90 | € 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 -Number 16 -IssueDate 2023-01-01 -Paragraph 73 -Subparagraph e -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2023-en-r&anchor=para_73_e_i&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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 2023-01-01 -Paragraph 112 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_112_c&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_InterestCostsCapitalised
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- Definition Disclosure of acquisitions of property plant and equipment by operating segments. + References No definition available. + Details
Name: | sny_DisclosureOfAcquisitionsOfPropertyPlantAndEquipmentByOperatingSegmentsLineItems
Namespace Prefix: | sny_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_SegmentsAxis=sny_BiopharmaSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=sny_ManufacturingAndSupplyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SegmentsAxis=sny_OpellaBusinessMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |