Intangible assets - Additional Information (Detail) - EUR (€) € in Thousands |
12 Months Ended | ||
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Dec. 31, 2023 |
Dec. 31, 2022 |
Dec. 31, 2021 |
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| Disclosure of detailed information about intangible assets [line items] | |||
| Amount by which unit's recoverable amount exceeds its carrying amount | € 400,000 | € 700,000 | |
| Internally developed software | Bottom of range | |||
| Disclosure of detailed information about intangible assets [line items] | |||
| Useful life | 1 year | 1 year | 1 year |
| Internally developed software | Top of range | |||
| Disclosure of detailed information about intangible assets [line items] | |||
| Useful life | 3 years | 3 years | 3 years |
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- Definition The amount by which a cash-generating unit's (group of units') recoverable amount exceeds its carrying amount. [Refer: Carrying amount [member]; Cash-generating units [member]] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. No definition available.
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- Definition The useful life, measured as period of time, used for intangible assets other than goodwill. [Refer: Intangible assets other than goodwill] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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