Inventories - Summary of inventories (Detail) - EUR (€) € in Thousands	Dec. 31, 2023	Dec. 31, 2022
Text Block [Abstract]
Raw materials and supplies	€ 20,975	€ 10,851
Work in progress	832	2,058
Finished goods	888	439
Total	€ 22,695	€ 13,348

A classification of current inventory representing the amount of goods that have completed the production process and are held for sale in the ordinary course of business. [Refer: Inventories]

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The amount of current inventories. [Refer: Inventories]

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A classification of current inventory representing the amount of assets to be consumed in the production process or in the rendering of services. [Refer: Inventories]

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A classification of current inventory representing the amount of assets currently in production, which require further processes to be converted into finished goods or services. [Refer: Current finished goods; Inventories]

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