XML 168 R122.htm IDEA: XBRL DOCUMENT
v3.25.1

Operating income - Narrative (Details) - EUR (€) € in Thousands | 1 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2024 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Disclosure Of Operating Income [Line Items] |  |  |  |
Research tax credit ("CIR") |  | € 6,651 | € 4,493 | € 4,476
Subsidies |  | 4,140 | 81 | 29
RNP-VIR conditional advance |  |  |  |
Disclosure Of Operating Income [Line Items] |  |  |  |
Subsidies | € 1,872 |  |  |
CARENA conditional advance |  |  |  |
Disclosure Of Operating Income [Line Items] |  |  |  |
Subsidies | € 2,251 |  |  |
Tax Year 2021 |  |  |  |
Disclosure Of Operating Income [Line Items] |  |  |  |
Research tax credit ("CIR") |  | 984 |  | € 4,476
Tax Year 2022 |  |  |  |
Disclosure Of Operating Income [Line Items] |  |  |  |
Research tax credit ("CIR") |  |  | € 4,493 |
Tax Year 2023 |  |  |  |
Disclosure Of Operating Income [Line Items] |  |  |  |
Research tax credit ("CIR") |  | € 5,668 |  |

X
- Definition Disclosure Of Operating Income [Line Items] + References No definition available. + Details
Name: | abvx_DisclosureOfOperatingIncomeLineItems
Namespace Prefix: | abvx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Income From Research Tax Credit + References No definition available. + Details
Name: | abvx_IncomeFromResearchTaxCredit
Namespace Prefix: | abvx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of income recognised in relation to government grants. [Refer: Government grants] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 20 -IssueDate 2024-01-01 -Paragraph 39 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=20&code=ifrs-tx-2024-en-r&anchor=para_39_b&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_RevenueFromGovernmentGrants
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | ifrs-full_ClassesOfFinancialLiabilitiesAxis=abvx_RNPVIRConditionalAdvanceBPIMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialLiabilitiesAxis=abvx_CARENAConditionalAdvanceBPIMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | abvx_CIRTaxYearAxis=abvx_A2021TaxYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | abvx_CIRTaxYearAxis=abvx_A2022TaxYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | abvx_CIRTaxYearAxis=abvx_A2023TaxYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |