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Inventories - Summary of Changes in the Provision for Slow Moving and Obsolete Raw Materials and Finished Products (Detail) - EUR (€)
€ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Classes of current inventories [abstract]    
Beginning balance € 15,568 € 13,059
Additions 1,819 3,413
Reductions (981) (904)
Ending balance € 16,406 € 15,568