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Derivative Financial Instruments - Summary of Information Regarding the Contract Amount in Estimated Fair Value of All of the Group's Forward Exchange Contacts (Detail) - EUR (€) € in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Disclosure Of Derivative Financial Instruments [line items]
Contract amount	€ 19,036	€ 44,984
Unrealised gains (losses)	111	859
Financial liabilities at fair value, class [member]
Disclosure Of Derivative Financial Instruments [line items]
Contract amount	14,496	6,510
Unrealised gains (losses)	(36)	(66)
Financial assets at fair value, class [member]
Disclosure Of Derivative Financial Instruments [line items]
Contract amount	4,540	38,474
Unrealised gains (losses)	€ 147	€ 925

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- Definition

The gains (losses) recognised in other comprehensive income on change in value of forward elements of forward contracts, net of tax, before reclassification adjustments. [Refer: Other comprehensive income]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

The gains (losses) recognised in profit or loss for assets measured at fair value that are attributable to the change in unrealised gains or losses relating to those assets held at the end of the reporting period. [Refer: At fair value [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Disclosure Of Derivative Financial Instruments [line items]

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