XML 160 R114.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Impairment of intangible assets and property, plant and equipment - Summary of Net Impairment Losses of Other Intangible Assets (Details) - EUR (€) € in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2019
Disclosure of impairment loss and reversal of impairment loss [line items] |  |  |  |
Impairment of intangible assets | € 896 | € (454) | € 192 |
ELOCTATE |  |  |  |
Disclosure of impairment loss and reversal of impairment loss [line items] |  |  |  |
Reversal amount |  | 2,154 |  |
Marketed products | ELOCTATE |  |  |  |
Disclosure of impairment loss and reversal of impairment loss [line items] |  |  |  |
Reversal amount |  | 1,554 |  |
Research and development projects and technology platforms | ELOCTATE |  |  |  |
Disclosure of impairment loss and reversal of impairment loss [line items] |  |  |  |
Reversal amount |  | 600 |  |
Other intangible assets |  |  |  |
Disclosure of impairment loss and reversal of impairment loss [line items] |  |  |  |
Impairment of other intangible assets, net of reversals (excluding software) | 932 | (454) | 192 |
Other intangible assets | ELOCTATE |  |  |  |
Disclosure of impairment loss and reversal of impairment loss [line items] |  |  |  |
Impairment of intangible assets |  |  |  | € 2,800
Other intangible assets | SAR444245 |  |  |  |
Disclosure of impairment loss and reversal of impairment loss [line items] |  |  |  |
Impairment of other intangible assets, net of reversals (excluding software) |  | 1,586 |  |
Other intangible assets | NK Cell and ProXTen technology platforms |  |  |  |
Disclosure of impairment loss and reversal of impairment loss [line items] |  |  |  |
Impairment of other intangible assets, net of reversals (excluding software) | 833 |  |  |
Other intangible assets | Marketed products |  |  |  |
Disclosure of impairment loss and reversal of impairment loss [line items] |  |  |  |
Impairment of other intangible assets, net of reversals (excluding software) | 0 | (1,561) | 42 |
Other intangible assets | Research and development projects and technology platforms |  |  |  |
Disclosure of impairment loss and reversal of impairment loss [line items] |  |  |  |
Impairment of other intangible assets, net of reversals (excluding software) | 896 | 1,107 | 150 |
Other intangible assets | Others |  |  |  |
Disclosure of impairment loss and reversal of impairment loss [line items] |  |  |  |
Impairment of other intangible assets, net of reversals (excluding software) | 36 | 0 | 0 |
Biopharma | Other intangible assets | Marketed products |  |  |  |
Disclosure of impairment loss and reversal of impairment loss [line items] |  |  |  |
Impairment of other intangible assets, net of reversals (excluding software) | 0 | (1,526) | 1 |
Consumer Healthcare | Other intangible assets | Marketed products |  |  |  |
Disclosure of impairment loss and reversal of impairment loss [line items] |  |  |  |
Impairment of other intangible assets, net of reversals (excluding software) | € 0 | € (35) | € 41 |

X
- 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
Name: | ifrs-full_DisclosureOfImpairmentLossAndReversalOfImpairmentLossLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of impairment loss recognised in profit or loss for intangible assets other than goodwill. [Refer: Impairment loss recognised in profit or loss; Intangible assets other than goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2023-01-01 -Paragraph 118 -Subparagraph e -Clause iv -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2023-en-r&anchor=para_118_e_iv&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_ImpairmentLossRecognisedInProfitOrLossIntangibleAssetsOtherThanGoodwill
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- Definition Impairment loss on intangible assets other than goodwill. + References No definition available. + Details
Name: | sny_ImpairmentLossOnIntangibleAssetsOtherThanGoodwill
Namespace Prefix: | sny_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Impairment Loss Recognised In Profit Or Loss, Intangible Assets Other Than Goodwill, Reversal Amount + References No definition available. + Details
Name: | sny_ImpairmentLossRecognisedInProfitOrLossIntangibleAssetsOtherThanGoodwillReversalAmount
Namespace Prefix: | sny_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | srt_ProductOrServiceAxis=sny_EloctateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ProductsAndServicesAxis=sny_MarketedProductsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ProductsAndServicesAxis=sny_ResearchAndDevelopmentProjectsAndTechnologyPlatformsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis=ifrs-full_OtherIntangibleAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=sny_SAR444245Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=sny_NKCellAndProXTenTechnologyPlatformsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ProductsAndServicesAxis=sny_OtherProductAndServicesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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