XML 90 R78.htm IDEA: XBRL DOCUMENT
v3.26.1

Debt, cash and cash equivalents - Summary of Net Debt by Type Valuation of Redemption (Details) € in Millions, $ in Billions | Jun. 30, 2026 EUR (€) | Jun. 30, 2026 USD ($) | Dec. 31, 2025 EUR (€)
--- | --- | --- | ---
Disclosure of reconciliation of carrying amount to value on redemption [line items] |  |  |
Interest rate and currency derivatives used to manage debt | € 221 |  | € 112
Total debt | 21,893 |  | 18,702
Cash and cash equivalents | (6,350) |  | (7,657)
Interest rate and currency derivatives used to manage cash and cash equivalents | (30) |  | (37)
Net debt | 15,513 |  | 11,008
Value on redemption |  |  |
Disclosure of reconciliation of carrying amount to value on redemption [line items] |  |  |
Bond issues | 18,301 |  | 17,471
Other bank borrowings | 3,340 |  | 990
Other borrowings | 1 |  | 1
Bank credit balances | 136 |  | 242
Interest rate and currency derivatives used to manage debt | 90 |  | 12
Total debt | 21,868 |  | 18,716
Cash and cash equivalents | (6,350) |  | (7,657)
Interest rate and currency derivatives used to manage cash and cash equivalents | (30) |  | (37)
Net debt | 15,488 |  | 11,022
Value on redemption | non-current |  |  |
Disclosure of reconciliation of carrying amount to value on redemption [line items] |  |  |
Bond issues | 14,702 |  | 14,306
Other bank borrowings | 49 |  | 54
Other borrowings | 0 |  | 0
Bank credit balances | 0 |  | 0
Interest rate and currency derivatives used to manage debt | 0 |  | 0
Total debt | 14,751 |  | 14,360
Value on redemption | current |  |  |
Disclosure of reconciliation of carrying amount to value on redemption [line items] |  |  |
Bond issues | 3,599 |  | 3,165
Other bank borrowings | 3,291 |  | 936
Other borrowings | 1 |  | 1
Bank credit balances | 136 |  | 242
Interest rate and currency derivatives used to manage debt | 90 |  | 12
Total debt | 7,117 |  | 4,356
Value on redemption | United States | Net Investment Hedge |  |  |
Disclosure of reconciliation of carrying amount to value on redemption [line items] |  |  |
Notional amount | $ |  | $ 3 |
Value on redemption | Commercial paper program in USA | current |  |  |
Disclosure of reconciliation of carrying amount to value on redemption [line items] |  |  |
Other bank borrowings | 3,217 |  |
Value on redemption | non-current |  |  |
Disclosure of reconciliation of carrying amount to value on redemption [line items] |  |  |
Cash and cash equivalents | 0 |  | 0
Interest rate and currency derivatives used to manage cash and cash equivalents | 0 |  | 0
Net debt | 14,751 |  | 14,360
Value on redemption | current |  |  |
Disclosure of reconciliation of carrying amount to value on redemption [line items] |  |  |
Cash and cash equivalents | (6,350) |  | (7,657)
Interest rate and currency derivatives used to manage cash and cash equivalents | (30) |  | (37)
Net debt | € 737 |  | € (3,338)

X
- Definition The amount that has been withdrawn from an account in excess of existing cash balances. This is considered a short-term extension of credit by the bank. [Refer: Cash and cash equivalents] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2025-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_45&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_BankOverdraftsClassifiedAsCashEquivalents
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of bonds issued by the entity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Note Expiry date 2027-01-01 -Name IAS -Number 1 -IssueDate 2025-01-01 -Paragraph 112 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_112_c&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_BondsIssued
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of outstanding funds that the entity is obligated to repay. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Note Expiry date 2027-01-01 -Name IAS -Number 1 -IssueDate 2025-01-01 -Paragraph 55 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_55&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_Borrowings
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of cash on hand and demand deposits, along with short-term, highly liquid investments that are readily convertible to known amounts of cash and that are subject to an insignificant risk of changes in value. [Refer: Cash; Cash equivalents] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2025-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_45&doctype=Standard -URIDate 2025-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2025-01-01 -Paragraph B13 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2025-en-r&anchor=para_B13_a&doctype=Appendix&subtype=B -URIDate 2025-03-27 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Note Effective 2027-01-01 -Name IFRS -Number 19 -IssueDate 2025-01-01 -Paragraph 169 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_169&doctype=Standard -URIDate 2025-03-27 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Note Effective 2027-01-01 -Name IFRS -Number 19 -IssueDate 2025-01-01 -Paragraph 169 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_169&doctype=Standard -URIDate 2025-03-27 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Note Expiry date 2027-01-01 -Name IAS -Number 1 -IssueDate 2025-01-01 -Paragraph 54 -Subparagraph i -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_54_i&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_CashAndCashEquivalents
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The nominal or face amount of a financial instrument, used to calculate payments made on that instrument. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Note Expiry date 2027-01-01 -Name IAS -Number 1 -IssueDate 2025-01-01 -Paragraph 112 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_112_c&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_NotionalAmount
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- Definition The amount of borrowings that the entity does not separately disclose in the same statement or note. [Refer: Borrowings] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Note Expiry date 2027-01-01 -Name IAS -Number 1 -IssueDate 2025-01-01 -Paragraph 112 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_112_c&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_OtherBorrowings
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Debt net of cash and cash equivalents. + References No definition available. + Details
Name: | sny_DebtNetOfCashAndCashEquivalents
Namespace Prefix: | sny_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Disclosure of reconciliation of carrying amount to value on redemption. + References No definition available. + Details
Name: | sny_DisclosureOfReconciliationOfCarryingAmountToValueOnRedemptionLineItems
Namespace Prefix: | sny_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Interest rate and currency derivatives used to manage cash and cash equivalent. + References No definition available. + Details
Name: | sny_InterestRateAndCurrencyDerivativesUsedToManageCashAndCashEquivalent
Namespace Prefix: | sny_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Interest rate and currency derivatives used to manage debt. + References No definition available. + Details
Name: | sny_InterestRateAndCurrencyDerivativesUsedToManageDebt
Namespace Prefix: | sny_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Other bank borrowings. + References No definition available. + Details
Name: | sny_OtherBankBorrowings
Namespace Prefix: | sny_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | ifrs-full_MeasurementAxis=sny_ValueOnRedemptionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfLiabilitiesAxis=sny_NonCurrentLiabilitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfLiabilitiesAxis=sny_CurrentLiabilitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_US
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_HedgedItemsAxis=sny_NetInvestmentHedgeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BorrowingsByNameAxis=sny_CommercialPaperProgramInUSAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfAssetsAxis=sny_NonCurrentAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfAssetsAxis=sny_CurrentAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |