Financial Assets And Financial Liabilities - Summary of Current and non-current financial assets (Details) - EUR (€) € in Thousands	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Disclosure Of Financial Assets And Liabilities [Abstract]
Customer sales and services	€ 43,258	€ 39,797
Other receivables	140	16
Loans to employees	18	14
Loans to employees Non-current	180
Trade and other financial receivables Non-current	180
Trade And Other Financial Receivables Current, Total	43,416	39,827
Guarantee deposit	1,341	1,133
Other non-current financial assets, Total	1,341	1,133
Guarantee deposit	82	560
Financial investments	5,728	5,397
Other current financial assets, Total	5,810	5,957
Cash and cash equivalents	101,158	83,308	€ 113,865	€ 22,338
Total Non-current	1,521	1,133
Total Current	€ 49,226	€ 45,784

The amount of cash on hand and demand deposits, along with short-term, highly liquid investments that are readily convertible to known amounts of cash and that are subject to an insignificant risk of changes in value. [Refer: Cash; Cash equivalents]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 7
-IssueDate 2023-01-01
-Paragraph 45
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2023-en-r&anchor=para_45&doctype=Standard
-URIDate 2023-03-23

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 12
-IssueDate 2023-01-01
-Paragraph B13
-Subparagraph a
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2023-en-r&anchor=para_B13_a&doctype=Appendix&subtype=B
-URIDate 2023-03-23

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2023-01-01
-Paragraph 54
-Subparagraph i
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_54_i&doctype=Standard
-URIDate 2023-03-23