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v3.25.1

Share-based payments - Disclosure of assumptions used for the measurement of BSAs (Details) |  | 1 Months Ended | 12 Months Ended
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Apr. 04, 2024 shares € / shares | Mar. 31, 2024 shares | Dec. 31, 2024 shares
BSA 2024-1 |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |
FAIR VALUE OF THE UNDERLYING SHARE (in euro per share) | € 14.06 |  |
NUMBE OF BSAs ( in shares) | shares | 58,365 | 77,820 | 0
BSA SUBSCRIPTION PRICE (in euro per share) | € 2.57 |  |
STRIKE PRICE PER SHARE ( in euro per share) | € 13.10 |  |
RISK FREE RATE | 4.30% |  |
VOLATILITY | 60.41% |  |
BSA 2024-1 | Minimum |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |
FAIR VALUE OF THE BSA (in euro per share) | € 5.7 |  |
EXPECTED MATURITY | 5 years 4 months 24 days |  |
BSA 2024-1 | Maximum |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |
FAIR VALUE OF THE BSA (in euro per share) | € 6.5 |  |
EXPECTED MATURITY | 6 years 10 months 24 days |  |
BSA 2024-2 |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |
FAIR VALUE OF THE UNDERLYING SHARE (in euro per share) | € 14.06 |  |
NUMBE OF BSAs ( in shares) | shares | 19,455 |  | 0
BSA SUBSCRIPTION PRICE (in euro per share) | € 2.57 |  |
STRIKE PRICE PER SHARE ( in euro per share) | € 13.10 |  |
RISK FREE RATE | 4.30% |  |
VOLATILITY | 60.41% |  |
BSA 2024-2 | Minimum |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |
FAIR VALUE OF THE BSA (in euro per share) | € 5.8 |  |
EXPECTED MATURITY | 5 years 6 months |  |
BSA 2024-2 | Maximum |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |
FAIR VALUE OF THE BSA (in euro per share) | € 6.6 |  |
EXPECTED MATURITY | 7 years |  |

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- Definition The number of other equity instruments (ie other than share options) granted in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2024-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2024-en-r&anchor=para_45&doctype=Standard -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2024-01-01 -Paragraph 47 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2024-en-r&anchor=para_47_b&doctype=Standard -URIDate 2024-03-27 + Details
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