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Shareholders' Equity - Share options (Details) - EUR (€) € in Thousands	9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Disclosure of terms and conditions of share-based payment arrangement [line items]
Equity-settled share based payments	€ 2,784	€ 1,976
IFRS General and administrative costs
Disclosure of terms and conditions of share-based payment arrangement [line items]
Equity-settled share based payments	1,952	1,559
Research and development costs
Disclosure of terms and conditions of share-based payment arrangement [line items]
Equity-settled share based payments	€ 832	€ 417

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- 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.

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- References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 2
-IssueDate 2025-01-01
-Paragraph 51
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-URIDate 2025-03-27

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