Lease liabilities - Future Contractually Agreed Undiscounted Lease Payments (Details) - EUR (€) € in Thousands	Dec. 31, 2023	Dec. 31, 2022
Leases liabilities
Future contractually agreed undiscounted cash flows	€ 12,695	€ 811
Payments within one year
Leases liabilities
Future contractually agreed undiscounted cash flows	1,377	631
Payments between one and five years
Leases liabilities
Future contractually agreed undiscounted cash flows	6,828	180
Thereafter
Leases liabilities
Future contractually agreed undiscounted cash flows	€ 4,490	€ 0

The amount of contractual undiscounted cash flows in relation to lease liabilities before deducting finance charges. [Refer: Lease liabilities]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 16
-IssueDate 2023-01-01
-Paragraph 58
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2023-en-r&anchor=para_58&doctype=Standard
-URIDate 2023-03-23

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Name IFRS
-Number 7
-IssueDate 2023-01-01
-Paragraph B11D
-Subparagraph a
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2023-en-r&anchor=para_B11D_a&doctype=Appendix&subtype=B
-URIDate 2023-03-23

Name:	ifrs-full_GrossLeaseLiabilities
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant