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Summary of Significant Accounting Policies - Additional Information (Detail) - EUR (€)
€ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
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 € 54,672 € 28,749 € 35,513
Advertising expenses 5,576 4,837 7,145
Commission Expenses € 7,503 € 5,403 € 8,393
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 10 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