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Expenses by Nature - Summary of Employee Benefit Expense (Detail) - EUR (€) € in Thousands | 12 Months Ended
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Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Disclosure Of Employee Benefit Expenses [line items] |  |  |
Salary and wages | € 19,060 | € 20,023 | € 19,364
Total | 129,051 | 134,622 | 137,904
Cost of sales [member] |  |  |
Disclosure Of Employee Benefit Expenses [line items] |  |  |
Salary and wages | 60,756 | 62,815 | 57,401
Social security costs | 17,251 | 18,310 | 18,854
Employees' leaving entitlement | 3,704 | 3,827 | 3,710
Other costs | 4,498 | 4,875 | 12,365
Total | 86,209 | 89,827 | 92,330
Selling expenses [member] |  |  |
Disclosure Of Employee Benefit Expenses [line items] |  |  |
Salary and wages | 18,736 | 19,754 | 20,475
Social security costs | 3,800 | 4,019 | 4,376
Employees' leaving entitlement | 557 | 350 | 660
Other costs | 689 | 649 | 699
Total | 23,782 | 24,772 | 26,210
Administrative expenses [member] |  |  |
Disclosure Of Employee Benefit Expenses [line items] |  |  |
Salary and wages | 13,725 | 14,585 | 13,843
Social security costs | 3,502 | 3,638 | 3,570
Employees' leaving entitlement | 664 | 635 | 831
Other costs | 1,169 | 1,165 | 1,120
Total | € 19,060 | € 20,023 | € 19,364

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- Definition The expense of all forms of consideration given by an entity in exchange for a service rendered by employees or for the termination of employment. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 102 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_102&doctype=Standard -URIDate 2019-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 99 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_99&doctype=Standard -URIDate 2019-03-27 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 104 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_104&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition The amount of employee expenses that the entity does not separately disclose in the same statement or note. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2019-01-01 -Paragraph 5 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=19&code=ifrs-tx-2019-en-r&anchor=para_5&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition A class of employee benefits expense that represents social security contributions. [Refer: Employee benefits expense] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2019-01-01 -Paragraph 9 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=19&code=ifrs-tx-2019-en-r&anchor=para_9&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition The amount of expense in relation to termination benefits. Termination benefits are employee benefits provided in exchange for the termination of an employee's employment as a result of either: (a) an entity's decision to terminate an employee's employment before the normal retirement date; or (b) an employee's decision to accept an offer of benefits in exchange for the termination of employment. [Refer: Employee benefits expense] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2019-01-01 -Paragraph 171 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=19&code=ifrs-tx-2019-en-r&anchor=para_171&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition A class of employee benefits expense that represents wages and salaries. [Refer: Employee benefits expense] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2019-01-01 -Paragraph 9 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=19&code=ifrs-tx-2019-en-r&anchor=para_9&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition Disclosure Of Employee Benefit Expenses [line items] + References No definition available. + Details
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