XML 80 R73.htm IDEA: XBRL DOCUMENT
v3.25.2

Financial liabilities - Schedule of Maturity Analysis for Advances Loans and Lease Liabilities (Details) € in Thousands |  | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jul. 10, 2020 | Jun. 30, 2025 EUR (€) loan | Dec. 31, 2024 EUR (€) loan
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Total |  | € 105,822 | € 111,036
Less than 1 year |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Total |  | 4,831 | 5,210
Between 1 and 3 years |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Total |  | 24,843 | 24,689
Between 3 and 5 years |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Total |  | 45,781 | 41,725
More than 5 years |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Total |  | 30,366 | 39,412
Bpifrance |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Borrowings |  | 1,037 | 1,637
Bpifrance | Less than 1 year |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Borrowings |  | 442 | 800
Bpifrance | Between 1 and 3 years |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Borrowings |  | 595 | 837
Bpifrance | Between 3 and 5 years |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Borrowings |  | 0 | 0
Bpifrance | More than 5 years |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Borrowings |  | 0 | 0
Curadigm interest-free Bpifrance advance |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Borrowings |  | 325 | 375
Curadigm interest-free Bpifrance advance | Less than 1 year |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Borrowings |  | 100 | 100
Curadigm interest-free Bpifrance advance | Between 1 and 3 years |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Borrowings |  | 200 | 200
Curadigm interest-free Bpifrance advance | Between 3 and 5 years |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Borrowings |  | 25 | 75
Curadigm interest-free Bpifrance advance | More than 5 years |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Borrowings |  | 0 | 0
HSBC "PGE" |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Borrowings |  | 1,266 | 1,903
HSBC "PGE" | Less than 1 year |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Borrowings |  | 1,266 | 1,272
HSBC "PGE" | Between 1 and 3 years |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Borrowings |  | 0 | 631
HSBC "PGE" | Between 3 and 5 years |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Borrowings |  | 0 | 0
HSBC "PGE" | More than 5 years |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Borrowings |  | 0 | 0
Bpifrance "PGE" |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Borrowings |  | 1,589 | 2,237
Borrowing, maturity | 6 years |  |
Bpifrance "PGE" | Less than 1 year |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Borrowings |  | 1,275 | 1,289
Bpifrance "PGE" | Between 1 and 3 years |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Borrowings |  | 314 | 948
Bpifrance "PGE" | Between 3 and 5 years |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Borrowings |  | 0 | 0
Bpifrance "PGE" | More than 5 years |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Borrowings |  | 0 | 0
EIB fixed rate loan |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Borrowings |  | 97,751 | 100,389
EIB fixed rate loan | Less than 1 year |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Borrowings |  | 467 | 467
EIB fixed rate loan | Between 1 and 3 years |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Borrowings |  | 22,027 | 19,942
EIB fixed rate loan | Between 3 and 5 years |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Borrowings |  | 44,891 | 40,784
EIB fixed rate loan | More than 5 years |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Borrowings |  | 30,366 | 39,196
Lease liabilities |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Lease liabilities |  | 3,855 | 4,495
Lease liabilities | Less than 1 year |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Lease liabilities |  | 1,282 | 1,282
Lease liabilities | Between 1 and 3 years |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Lease liabilities |  | 1,707 | 2,131
Lease liabilities | Between 3 and 5 years |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Lease liabilities |  | 866 | 866
Lease liabilities | More than 5 years |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Lease liabilities |  | € 0 | € 216
HSBC "PGE" and Bpifrance "PGE" |  |  |
Summary of Maturity Analysis for Advances Loans and Lease Liabilities |  |  |
Borrowing, number of PGE | loan |  | 2 | 2
Borrowing, maturity |  | 5 years | 5 years
Borrowing, deferment period |  | 1 year | 1 year

X
- Definition The amount of contractual undiscounted cash flows in relation to bank borrowings. [Refer: Borrowings] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 7 -IssueDate 2025-01-01 -Paragraph IG31A -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_IG31A&doctype=Implementation%20Guidance -URIDate 2025-03-27 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 7 -IssueDate 2025-01-01 -Paragraph B11D -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_B11D&doctype=Appendix&subtype=B -URIDate 2025-03-27 + Details
Name: | ifrs-full_BankBorrowingsUndiscountedCashFlows
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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_DisclosureOfMaturityAnalysisForNonderivativeFinancialLiabilitiesLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of contractual undiscounted cash flows in relation to lease liabilities before deducting finance charges. [Refer: Lease liabilities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2025-01-01 -Paragraph 58 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2025-en-r&anchor=para_58&doctype=Standard -URIDate 2025-03-27 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 7 -IssueDate 2025-01-01 -Paragraph B11D -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_B11D_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 119 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_119&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 119 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_119&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_GrossLeaseLiabilities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of contractual undiscounted cash flows in relation to non-derivative financial liabilities. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Note Effective 2027-01-01 -Name IFRS -Number 19 -IssueDate 2025-01-01 -Paragraph 72 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_72_a&doctype=Standard -URIDate 2025-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2025-01-01 -Paragraph 39 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_39_a&doctype=Standard -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 72 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_72_a&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_NonderivativeFinancialLiabilitiesUndiscountedCashFlows
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Borrowing, Deferment Period + References No definition available. + Details
Name: | nbx_BorrowingDefermentPeriod
Namespace Prefix: | nbx_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Borrowing, Maturity Term + References No definition available. + Details
Name: | nbx_BorrowingMaturityTerm
Namespace Prefix: | nbx_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Borrowing Scheduled For Reimbursement, Number + References No definition available. + Details
Name: | nbx_BorrowingScheduledForReimbursementNumber
Namespace Prefix: | nbx_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_NotLaterThanOneYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanOneYearAndNotLaterThanThreeYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanThreeYearsAndNotLaterThanFiveYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanFiveYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

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

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

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

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

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