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Trade Payables - Summary of Trade Payables (Detail) - EUR (€)
€ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Trade And Other Current Payables [Abstract]    
Invoices received - supplier not part of factoring facility € 42,966 € 36,212
Invoices received - supplier factoring facility 11,849 11,190
Accruals for invoices to be received 19,448 21,074
Total € 74,263 € 68,476