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Other Current Receivables - Summary of Other Current Receivables (Detail) - EUR (€)
€ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Trade and other current receivables [abstract]    
VAT € 3,939 € 4,217
Receivables from National Institute for Social Security 2,004 1,533
Other 1,780 3,757
Total € 7,723 € 9,507