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Share-Based Compensation - Additional Information (Details) € in Thousands | 12 Months Ended
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Dec. 31, 2021 EUR (€) shares | Dec. 31, 2020 EUR (€) shares | Dec. 31, 2019 EUR (€) shares
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |
Number of instruments exercised (in shares) | shares | 0 | 0 | 0
Share-based compensation annual expense | € | € 470 | € 1,236 | € 1,656
Number of years of successive plan |  |  | 4 years
Existing turnover rate |  |  | 15.00%
Revised turnover rate |  |  | 0.00%
Minimum |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |
Share price period to determine volatility assumptions prior to grant date | 2 years |  |
Maximum |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |
Share price period to determine volatility assumptions prior to grant date | 3 years |  |

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- Definition Existing turnover rate assumption. + References No definition available. + Details
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- Definition Number of years of successive plan. + References No definition available. + Details
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- Definition Revised turnover rate assumption. + References No definition available. + Details
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Period Type: | duration

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- Definition Share price period to determine volatility assumptions. + References No definition available. + Details
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- Definition The amount of share-based compensation annual expense. + References No definition available. + Details
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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 number of other equity instruments (ie other than share options) exercised or vested in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45&doctype=Standard -URIDate 2021-03-24 + Details
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- Details
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- Details
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