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Intangibles Assets and Goodwill - Summary of Carrying Amount of Intangible Assets and Goodwill (Detail) - EUR (€) € in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | € 4,254 | € 4,146
Ending balance | 4,160 | 4,254
Gross carrying amount [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | 49,365 | 48,273
Additions | 951 | 1,174
Disposals | (27,611) | (120)
Impairment reversal |  | 1
Effect of translation adjustments | (9) | 37
Ending balance | 22,696 | 49,365
Accumulated depreciation, amortisation and impairment [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | (45,111) | (44,127)
Amortisation | (1,041) | (1,031)
Disposals | 27,611 | 86
Effect of translation adjustments | 5 | (39)
Ending balance | (18,536) | (45,111)
Trademark patents and other [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | 380 | 381
Ending balance | 396 | 380
Trademark patents and other [member] | Gross carrying amount [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | 14,277 | 14,116
Additions | 188 | 164
Disposals | (11,098) |
Effect of translation adjustments | (8) | (3)
Ending balance | 3,359 | 14,277
Trademark patents and other [member] | Accumulated depreciation, amortisation and impairment [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | (13,897) | (13,735)
Amortisation | (168) | (164)
Disposals | 11,098 | 2
Effect of translation adjustments | 4 |
Ending balance | (2,963) | (13,897)
Software [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | 1,953 | 1,844
Ending balance | 1,843 | 1,953
Software [member] | Gross carrying amount [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | 33,167 | 32,236
Additions | 763 | 1,010
Disposals | (16,513) | (120)
Impairment reversal |  | 1
Effect of translation adjustments | (1) | 40
Ending balance | 17,416 | 33,167
Software [member] | Accumulated depreciation, amortisation and impairment [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | (31,214) | (30,392)
Amortisation | (873) | (867)
Disposals | 16,513 | 84
Effect of translation adjustments | 1 | (39)
Ending balance | (15,573) | (31,214)
Goodwill [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | 1,921 | 1,921
Ending balance | 1,921 | 1,921
Goodwill [member] | Gross carrying amount [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | 1,921 | 1,921
Ending balance | € 1,921 | € 1,921

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- Definition The amount of amortisation of intangible assets other than goodwill. [Refer: Depreciation and amortisation expense; Intangible assets other than goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2023-01-01 -Paragraph 118 -Subparagraph e -Clause vi -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2023-en-r&anchor=para_118_e_vi&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The decrease in intangible assets and goodwill resulting from disposals. [Refer: Intangible assets and goodwill] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 38 -IssueDate 2023-01-01 -Paragraph 118 -Subparagraph e -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2023-en-r&anchor=para_118_e_ii&doctype=Standard -URIDate 2023-03-23 + Details
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