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Material accounting policy information - Additional Information (Detail) - EUR (€) € in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Disclosure of initial application of standards or interpretations [line items] |  |  |
Expected loss rates payment period | 5 years |  |
Contractual payments period | 180 days |  |
Shipping and handling expenses | € 24,767 | € 26,325 | € 55,912
Advertising expenses | 5,986 | 5,936 | 6,193
Commission Expenses | € 5,327 | € 5,861 | € 7,318
Bottom of range [member] |  |  |
Disclosure of initial application of standards or interpretations [line items] |  |  |
Proportion of voting rights held in associate | 20.00% |  |
Bottom of range [member] | Software [member] |  |  |
Disclosure of initial application of standards or interpretations [line items] |  |  |
Intangible assets useful lives | 3 years |  |
Bottom of range [member] | Trademarks and patents [member] |  |  |
Disclosure of initial application of standards or interpretations [line items] |  |  |
Intangible assets useful lives | 3 years |  |
Bottom of range [member] | Other intangible assets [member] |  |  |
Disclosure of initial application of standards or interpretations [line items] |  |  |
Intangible assets useful lives | 2 years |  |
Bottom of range [member] | Buildings [member] |  |  |
Disclosure of initial application of standards or interpretations [line items] |  |  |
Property, plant and equipment useful lives | 30 years |  |
Bottom of range [member] | Machinery and equipment [member] |  |  |
Disclosure of initial application of standards or interpretations [line items] |  |  |
Property, plant and equipment useful lives | 4 years |  |
Bottom of range [member] | Office furniture and equipment [member] |  |  |
Disclosure of initial application of standards or interpretations [line items] |  |  |
Property, plant and equipment useful lives | 5 years |  |
Bottom of range [member] | Retail gallery and store furnishing [member] |  |  |
Disclosure of initial application of standards or interpretations [line items] |  |  |
Property, plant and equipment useful lives | 3 years |  |
Bottom of range [member] | Leasehold improvements [member] |  |  |
Disclosure of initial application of standards or interpretations [line items] |  |  |
Property, plant and equipment useful lives | 5 years |  |
Top of range [member] |  |  |
Disclosure of initial application of standards or interpretations [line items] |  |  |
Proportion of voting rights held in associate | 50.00% |  |
Top of range [member] | Software [member] |  |  |
Disclosure of initial application of standards or interpretations [line items] |  |  |
Intangible assets useful lives | 5 years |  |
Top of range [member] | Trademarks and patents [member] |  |  |
Disclosure of initial application of standards or interpretations [line items] |  |  |
Intangible assets useful lives | 5 years |  |
Top of range [member] | Other intangible assets [member] |  |  |
Disclosure of initial application of standards or interpretations [line items] |  |  |
Intangible assets useful lives | 5 years |  |
Top of range [member] | Buildings [member] |  |  |
Disclosure of initial application of standards or interpretations [line items] |  |  |
Property, plant and equipment useful lives | 50 years |  |
Top of range [member] | Machinery and equipment [member] |  |  |
Disclosure of initial application of standards or interpretations [line items] |  |  |
Property, plant and equipment useful lives | 10 years |  |
Top of range [member] | Office furniture and equipment [member] |  |  |
Disclosure of initial application of standards or interpretations [line items] |  |  |
Property, plant and equipment useful lives | 10 years |  |
Top of range [member] | Retail gallery and store furnishing [member] |  |  |
Disclosure of initial application of standards or interpretations [line items] |  |  |
Property, plant and equipment useful lives | 4 years |  |
Top of range [member] | Leasehold improvements [member] |  |  |
Disclosure of initial application of standards or interpretations [line items] |  |  |
Property, plant and equipment useful lives | 10 years |  |

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- Definition The amount of expense arising from advertising. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 112 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_112_c&doctype=Standard -URIDate 2024-03-27 + Details
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