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Finance Income and Costs - Summary of Analysis of Finance Income (Detail) - EUR (€) € in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Disclosure Of Finance Income [Abstract] |  |  |
Interest income from financial institutions | € 29 | € 39 | € 171
Other interest income | 839 | 186 | 146
Total | € 868 | € 225 | € 317

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- Definition The amount of income associated with interest and other financing activities of the entity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 85 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_85&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The amount of interest income on cash and bank balances at central banks. [Refer: Interest income; Cash and bank balances at central banks] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 112 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_112_c&doctype=Standard -URIDate 2022-03-24 + Details
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Balance Type: | credit
Period Type: | duration

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- Definition The amount of interest income on other financial assets. [Refer: Interest income; Other financial assets] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 112 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_112_c&doctype=Standard -URIDate 2022-03-24 + Details
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Balance Type: | credit
Period Type: | duration

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- Definition Disclosure of finance income. + References No definition available. + Details
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