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Other current liabilities - Summary of other current liabilities (Detail) - EUR (€) € in Thousands | Dec. 31, 2020 | Dec. 31, 2019
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Disclosure of detailed information about other current liabilities [Line Items] |  |  |
Payroll tax | € 1,185 | € 727 |
Accrual for vacation | 525 | 330 |
Deferred grant income | 0 | 164 |
Accrued bonuses | 154 | 52 |
Other | 161 | 15 |
Total | € 2,025 | € 1,288 | [1]
[1] | See Note 2 for details regarding the change in presentation of Other financial assets

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- Definition The amount of current liabilities that the entity does not separately disclose in the same statement or note. [Refer: Current liabilities] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_55&doctype=Standard -URIDate 2020-01-01 + Details
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