XML 97 R90.htm IDEA: XBRL DOCUMENT
v3.25.2

Share-based payments - Schedule of Warrants Outstanding (Details) | Jun. 30, 2025 shares | Apr. 20, 2021 shares benefeciary € / shares | Mar. 17, 2020 shares benefeciary € / shares | Mar. 29, 2019 shares benefeciary € / shares | Jul. 27, 2018 shares benefeciary € / shares | Jun. 25, 2015 shares benefeciary € / shares | Feb. 10, 2015 shares benefeciary € / shares
--- | --- | --- | --- | --- | --- | --- | ---
Disclosure Of Detailed Information About Share-based Payments [Line Items] |  |  |  |  |  |  |
Total number of awards outstanding (in shares) | 5,158,881 |  |  |  |  |  |
BSA 2015-1 |  |  |  |  |  |  |
Disclosure Of Detailed Information About Share-based Payments [Line Items] |  |  |  |  |  |  |
Total number of awards authorised (in shares) |  |  |  |  |  |  | 100,000
Total number of awards granted (in shares) |  |  |  |  |  |  | 26,000
Total number of shares to which the awards were likely to give right (in shares) |  |  |  |  |  |  | 26,000
BSA issue price (in euro per share) | € / shares |  |  |  |  |  |  | € 4.87
Exercise price (in euros per share) | € / shares |  |  |  |  |  |  | € 17.67
Number of shares subscribed (in shares) | 0 |  |  |  |  |  |
Total number of awards lapsed, cancelled or forfeited (in shares) | 26,000 |  |  |  |  |  |
Total number of awards outstanding (in shares) | 0 |  |  |  |  |  |
Total number of awards available for subscription (in shares) | 0 |  |  |  |  |  |
Maximum total number of awards that may be subscribed (in shares) | 0 |  |  |  |  |  |
BSA 2015-1 | Corporate officers |  |  |  |  |  |  |
Disclosure Of Detailed Information About Share-based Payments [Line Items] |  |  |  |  |  |  |
Total number of shares to which the awards were likely to give right (in shares) |  |  |  |  |  |  | 15,000
BSA 2015-1 | Corporate officers | Anne-Marie GRAFFIN |  |  |  |  |  |  |
Disclosure Of Detailed Information About Share-based Payments [Line Items] |  |  |  |  |  |  |
Total number of shares to which the awards were likely to give right (in shares) |  |  |  |  |  |  | 5,000
BSA 2015-1 | Corporate officers | Enno SPILLNER |  |  |  |  |  |  |
Disclosure Of Detailed Information About Share-based Payments [Line Items] |  |  |  |  |  |  |
Total number of shares to which the awards were likely to give right (in shares) |  |  |  |  |  |  | 3,000
BSA 2015-1 | Corporate officers | Alain HERRERA |  |  |  |  |  |  |
Disclosure Of Detailed Information About Share-based Payments [Line Items] |  |  |  |  |  |  |
Total number of shares to which the awards were likely to give right (in shares) |  |  |  |  |  |  | 5,000
BSA 2015-1 | Beneficiaries other than corporate officers |  |  |  |  |  |  |
Disclosure Of Detailed Information About Share-based Payments [Line Items] |  |  |  |  |  |  |
Number of beneficiaries who are not corporate officers | benefeciary |  |  |  |  |  |  | 2
BSA 2015-2 |  |  |  |  |  |  |
Disclosure Of Detailed Information About Share-based Payments [Line Items] |  |  |  |  |  |  |
Total number of awards authorised (in shares) |  |  |  |  |  | 100,000 |
Total number of awards granted (in shares) |  |  |  |  |  | 64,000 |
Total number of shares to which the awards were likely to give right (in shares) |  |  |  |  |  | 64,000 |
BSA issue price (in euro per share) | € / shares |  |  |  |  |  | € 5.00 |
Exercise price (in euros per share) | € / shares |  |  |  |  |  | € 19.54 |
Number of shares subscribed (in shares) | 0 |  |  |  |  |  |
Total number of awards lapsed, cancelled or forfeited (in shares) | 64,000 |  |  |  |  |  |
Total number of awards outstanding (in shares) | 0 |  |  |  |  |  |
Total number of awards available for subscription (in shares) | 0 |  |  |  |  |  |
Maximum total number of awards that may be subscribed (in shares) | 0 |  |  |  |  |  |
BSA 2015-2 | Beneficiaries other than corporate officers |  |  |  |  |  |  |
Disclosure Of Detailed Information About Share-based Payments [Line Items] |  |  |  |  |  |  |
Number of beneficiaries who are not corporate officers | benefeciary |  |  |  |  |  | 1 |
BSA 2018-2 |  |  |  |  |  |  |
Disclosure Of Detailed Information About Share-based Payments [Line Items] |  |  |  |  |  |  |
Total number of awards authorised (in shares) |  |  |  |  | 140,000 |  |
Total number of awards granted (in shares) |  |  |  |  | 5,820 |  |
Total number of shares to which the awards were likely to give right (in shares) |  |  |  |  | 5,820 |  |
BSA issue price (in euro per share) | € / shares |  |  |  |  | € 2.36 |  |
Exercise price (in euros per share) | € / shares |  |  |  |  | € 16.10 |  |
Number of shares subscribed (in shares) | 0 |  |  |  |  |  |
Total number of awards lapsed, cancelled or forfeited (in shares) | 0 |  |  |  |  |  |
Total number of awards outstanding (in shares) | 5,820 |  |  |  |  |  |
Total number of awards available for subscription (in shares) | 0 |  |  |  |  |  |
Maximum total number of awards that may be subscribed (in shares) | 5,820 |  |  |  |  |  |
BSA 2018-2 | Beneficiaries other than corporate officers |  |  |  |  |  |  |
Disclosure Of Detailed Information About Share-based Payments [Line Items] |  |  |  |  |  |  |
Number of beneficiaries who are not corporate officers | benefeciary |  |  |  |  | 1 |  |
BSA 2019-1 |  |  |  |  |  |  |
Disclosure Of Detailed Information About Share-based Payments [Line Items] |  |  |  |  |  |  |
Total number of awards authorised (in shares) |  |  |  | 140,000 |  |  |
Total number of awards granted (in shares) |  |  |  | 18,000 |  |  |
Total number of shares to which the awards were likely to give right (in shares) |  |  |  | 18,000 |  |  |
BSA issue price (in euro per share) | € / shares |  |  |  | € 1.15 |  |  |
Exercise price (in euros per share) | € / shares |  |  |  | € 11.66 |  |  |
Number of shares subscribed (in shares) | 0 |  |  |  |  |  |
Total number of awards lapsed, cancelled or forfeited (in shares) | 0 |  |  |  |  |  |
Total number of awards outstanding (in shares) | 18,000 |  |  |  |  |  |
Total number of awards available for subscription (in shares) | 0 |  |  |  |  |  |
Maximum total number of awards that may be subscribed (in shares) | 18,000 |  |  |  |  |  |
BSA 2019-1 | Corporate officers |  |  |  |  |  |  |
Disclosure Of Detailed Information About Share-based Payments [Line Items] |  |  |  |  |  |  |
Total number of shares to which the awards were likely to give right (in shares) |  |  |  | 12,700 |  |  |
BSA 2019-1 | Corporate officers | Anne-Marie GRAFFIN |  |  |  |  |  |  |
Disclosure Of Detailed Information About Share-based Payments [Line Items] |  |  |  |  |  |  |
Total number of shares to which the awards were likely to give right (in shares) |  |  |  | 2,900 |  |  |
BSA 2019-1 | Corporate officers | Enno SPILLNER |  |  |  |  |  |  |
Disclosure Of Detailed Information About Share-based Payments [Line Items] |  |  |  |  |  |  |
Total number of shares to which the awards were likely to give right (in shares) |  |  |  | 4,000 |  |  |
BSA 2019-1 | Corporate officers | Alain HERRERA |  |  |  |  |  |  |
Disclosure Of Detailed Information About Share-based Payments [Line Items] |  |  |  |  |  |  |
Total number of shares to which the awards were likely to give right (in shares) |  |  |  | 2,900 |  |  |
BSA 2019-1 | Beneficiaries other than corporate officers |  |  |  |  |  |  |
Disclosure Of Detailed Information About Share-based Payments [Line Items] |  |  |  |  |  |  |
Number of beneficiaries who are not corporate officers | benefeciary |  |  |  | 1 |  |  |
BSA 2020 |  |  |  |  |  |  |
Disclosure Of Detailed Information About Share-based Payments [Line Items] |  |  |  |  |  |  |
Total number of awards authorised (in shares) |  |  | 500,000 |  |  |  |
Total number of awards granted (in shares) |  |  | 18,000 |  |  |  |
Total number of shares to which the awards were likely to give right (in shares) |  |  | 18,000 |  |  |  |
BSA issue price (in euro per share) | € / shares |  |  | € 0.29 |  |  |  |
Exercise price (in euros per share) | € / shares |  |  | € 6.59 |  |  |  |
Number of shares subscribed (in shares) | 0 |  |  |  |  |  |
Total number of awards lapsed, cancelled or forfeited (in shares) | 0 |  |  |  |  |  |
Total number of awards outstanding (in shares) | 18,000 |  |  |  |  |  |
Total number of awards available for subscription (in shares) | 0 |  |  |  |  |  |
Maximum total number of awards that may be subscribed (in shares) | 18,000 |  |  |  |  |  |
BSA 2020 | Corporate officers |  |  |  |  |  |  |
Disclosure Of Detailed Information About Share-based Payments [Line Items] |  |  |  |  |  |  |
Total number of shares to which the awards were likely to give right (in shares) |  |  | 14,024 |  |  |  |
BSA 2020 | Corporate officers | Anne-Marie GRAFFIN |  |  |  |  |  |  |
Disclosure Of Detailed Information About Share-based Payments [Line Items] |  |  |  |  |  |  |
Total number of shares to which the awards were likely to give right (in shares) |  |  | 3,843 |  |  |  |
BSA 2020 | Corporate officers | Enno SPILLNER |  |  |  |  |  |  |
Disclosure Of Detailed Information About Share-based Payments [Line Items] |  |  |  |  |  |  |
Total number of shares to which the awards were likely to give right (in shares) |  |  | 3,829 |  |  |  |
BSA 2020 | Corporate officers | Alain HERRERA |  |  |  |  |  |  |
Disclosure Of Detailed Information About Share-based Payments [Line Items] |  |  |  |  |  |  |
Total number of shares to which the awards were likely to give right (in shares) |  |  | 3,195 |  |  |  |
BSA 2020 | Beneficiaries other than corporate officers |  |  |  |  |  |  |
Disclosure Of Detailed Information About Share-based Payments [Line Items] |  |  |  |  |  |  |
Number of beneficiaries who are not corporate officers | benefeciary |  |  | 1 |  |  |  |
BSA 2021 |  |  |  |  |  |  |
Disclosure Of Detailed Information About Share-based Payments [Line Items] |  |  |  |  |  |  |
Total number of awards authorised (in shares) |  | 650,000 |  |  |  |  |
Total number of awards granted (in shares) |  | 48,103 |  |  |  |  |
Total number of shares to which the awards were likely to give right (in shares) |  | 48,103 |  |  |  |  |
BSA issue price (in euro per share) | € / shares |  | € 2.95 |  |  |  |  |
Exercise price (in euros per share) | € / shares |  | € 13.47 |  |  |  |  |
Number of shares subscribed (in shares) | 0 |  |  |  |  |  |
Total number of awards lapsed, cancelled or forfeited (in shares) | 33,672 |  |  |  |  |  |
Total number of awards outstanding (in shares) | 14,431 |  |  |  |  |  |
Total number of awards available for subscription (in shares) | 0 |  |  |  |  |  |
Maximum total number of awards that may be subscribed (in shares) | 14,431 |  |  |  |  |  |
BSA 2021 | Beneficiaries other than corporate officers |  |  |  |  |  |  |
Disclosure Of Detailed Information About Share-based Payments [Line Items] |  |  |  |  |  |  |
Number of beneficiaries who are not corporate officers | benefeciary |  | 1 |  |  |  |  |

X
- Definition The exercise price of share options granted. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2025-01-01 -Paragraph 47 -Subparagraph a -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2025-en-r&anchor=para_47_a_i&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_ExercisePriceShareOptionsGranted2019
Namespace Prefix: | ifrs-full_
Data Type: | dtr-2022:perShareItemType
Balance Type: | na
Period Type: | duration

X
- 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 2025-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&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 2 -IssueDate 2025-01-01 -Paragraph 47 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2025-en-r&anchor=para_47_b&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_NumberOfInstrumentsOtherEquityInstrumentsGranted
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of other equity instruments (ie other than share options) exercisable in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2025-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2025-en-r&anchor=para_45&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_NumberOfOtherEquityInstrumentsExercisableInSharebasedPaymentArrangement
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of other equity instruments (ie other than share options) exercised or vested in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2025-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2025-en-r&anchor=para_45&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of other equity instruments (ie other than share options) forfeited in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2025-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2025-en-r&anchor=para_45&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_NumberOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of other equity instruments (ie other than share options) outstanding in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2025-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2025-en-r&anchor=para_45&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Definition The weighted average exercise price of other equity instruments (ie other than share options) exercised or vested in a share-based payment arrangement. [Refer: Weighted average [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2025-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2025-en-r&anchor=para_45&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement2019
Namespace Prefix: | ifrs-full_
Data Type: | dtr-2022:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Disclosure Of Detailed Information About Share-based Payments + References No definition available. + Details
Name: | nbx_DisclosureOfDetailedInformationAboutShareBasedPaymentsLineItems
Namespace Prefix: | nbx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Maximum Number Of Other Equity Instruments That May Be Subscribed In Share-Based Payment Arrangement + References No definition available. + Details
Name: | nbx_MaximumNumberOfOtherEquityInstrumentsThatMayBeSubscribedInShareBasedPaymentArrangement
Namespace Prefix: | nbx_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number Of Beneficiaries Of Other Equity Instruments, Share-Based Payment Arrangement + References No definition available. + Details
Name: | nbx_NumberOfBeneficiariesOfOtherEquityInstrumentsShareBasedPaymentArrangement
Namespace Prefix: | nbx_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number Of Other Equity Instruments Authorised In Share-Based Payment Arrangement + References No definition available. + Details
Name: | nbx_NumberOfOtherEquityInstrumentsAuthorisedInShareBasedPaymentArrangement
Namespace Prefix: | nbx_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number Of Shares To Which Other Equity Instruments Were Likely To Give Right In Share-Based Payment Arrangement + References No definition available. + Details
Name: | nbx_NumberOfSharesToWhichOtherEquityInstrumentsWereLikelyToGiveRightInShareBasedPaymentArrangement
Namespace Prefix: | nbx_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=nbx_BSA20151Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_TitleOfIndividualAxis=nbx_CorporateOfficersMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | nbx_OfficersNameAxis=nbx_AnneMarieGraffinMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | nbx_OfficersNameAxis=nbx_EnnoSpillnerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | nbx_OfficersNameAxis=nbx_AlainHerreraMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_TitleOfIndividualAxis=nbx_BeneficiariesOtherThanCorporateOfficersMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=nbx_BSA20152Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=nbx_BSA20182Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=nbx_BSA20191Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=nbx_BSA2020Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=nbx_BSA2021Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |