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Financial Instruments - Fair Values and Risk Management - Summary of Insured and Non-insured Trade Receivables (Detail) - EUR (€) € in Thousands | Dec. 31, 2021 | Dec. 31, 2020
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Disclosure of detailed information about financial instruments [line items] |  |
Trade receivables | € 41,259 | € 33,934
Gross carrying amount [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Trade receivables | 46,584 | 41,815
Gross carrying amount [member] | Insured trade receivables [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Trade receivables | 26,459 | 21,468
Gross carrying amount [member] | Non-insured trade receivables [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Trade receivables | 20,125 | 20,347
Provision for doubtful accounts [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Trade receivables | € (5,325) | € (7,881)

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- Definition The amount of current trade receivables. [Refer: Trade receivables] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 78 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_78_b&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 68 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_68&doctype=Standard -URIDate 2021-03-24 + 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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- Details
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- Details
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- Details
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