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Note 6 - Disclosures to the interim condensed consolidated statements of income or loss - Planned Volume Of The Program, Weighted Average Fair Value, Total Expense And Corresponding Increase In Equity (Details) - EUR (€) € / shares in Units, € in Thousands | 6 Months Ended
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Jun. 30, 2022 | Jun. 30, 2021
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |
Weighted average fair value at reporting date (EUR) | € 2.83 | € 2.83
Increase in equity (kEUR) | € 1,221 | € 1,165
Proportionate fair value of ESOP recognized in other general and administrative expense | 61 |
Proportionate fair value of ESOP recognized in selling and distribution expense | 20 |
Proportionate fair value of ESOP recognized in cost of research and development | € 211 |
Employee Stock Option Program or ESOP |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |
Number of options planned to be granted | 506,379 |
Weighted average fair value at reporting date (EUR) | € 2.77 |
Expense of the period (kEUR) | € 292,264 |
Increase in equity (kEUR) | € 292,264 |

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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 expense arising from equity-settled share-based payment transactions in which the goods or services received did not qualify for recognition as assets. [Refer: Expense from share-based payment transactions] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 51 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_51_a&doctype=Standard -URIDate 2021-03-24 + Details
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- Definition The increase (decrease) in equity resulting from share-based payment transactions. [Refer: Equity] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 106 -Subparagraph d -Clause iii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_106_d_iii&doctype=Standard -URIDate 2021-03-24 + Details
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- Definition The weighted average share price used as input to the option pricing model to calculate the fair value of share options granted. [Refer: Option pricing model [member]; Weighted average [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 47 -Subparagraph a -Clause i -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_47_a_i&doctype=Standard -URIDate 2021-03-24 + Details
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- Definition Expense from equity-settled share-based payment transactions recognized in other general and administrative expenses. + References No definition available. + Details
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- Definition Expense from equity-settled share-based payment transactions recognized in research and development expenses. + References No definition available. + Details
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- Definition Expense from equity-settled share-based payment transactions recognized in selling and distribution expenses. + References No definition available. + Details
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- Definition Number of share options planned to be granted under the plan. + References No definition available. + Details
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