Other Income and Other Expense - Additional information (Detail) - EUR (€) € in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Disclosure Of Other Income And Expenses [Abstract]
Capital gain on disposal of asset	€ 151	€ 2,105
VAT relief	1,573	1,395	€ 755
Reimbursements	1,289	€ 580	€ 498
Revenues deriving from active leases	620
Other expense	1,678
Legal dispute	€ 979

The amount of expenses that the entity does not separately disclose in the same statement or note when the entity uses the 'function of expense' form for its analysis of expenses.

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