Financial instruments at fair value - Recurring basis (Details) - EUR (€) € in Thousands	3 Months Ended
Mar. 31, 2022	Dec. 31, 2021
Disclosure of fair value measurement of liabilities [line items]
Warrant liability fair value	€ 238
Financial liabilities at amortized cost
Disclosure of fair value measurement of liabilities [line items]
Fair value of non-current loans	21,890
Recurring
Disclosure of fair value measurement of liabilities [line items]
Fair value of non-current loans	21,890	€ 0
Warrants liability	2,603
Recurring \| Level 2
Disclosure of fair value measurement of liabilities [line items]
Fair value of non-current loans	21,890
Recurring \| Level 3
Disclosure of fair value measurement of liabilities [line items]
Warrants liability	€ 2,603

The amount of fair value of gain or loss on warrant liabilities recognised on other comprehensive income

No definition available.

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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.

+ References

No definition available.

+ Details

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- Definition

The amount of non-current financial liabilities measured at fair value through profit or loss. [Refer: Financial liabilities at fair value through profit or loss]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 7
-IssueDate 2021-01-01
-Paragraph 8
-Subparagraph e
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_8_e&doctype=Standard
-URIDate 2021-03-24

+ Details

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- Definition

The amount of warrant liabilities.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2021-01-01
-Paragraph 55
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_55&doctype=Standard
-URIDate 2021-03-24

+ Details

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- Details

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- Details

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- Details

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