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Employee benefit - Disclosure of defined benefit plans (Details) - EUR (€) € in Thousands | Jun. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Disclosure of defined benefit plans [line items] |  |
Defined benefit obligations | € 2,470 | € 2,441
Allowance for retirement defined benefit |  |
Disclosure of defined benefit plans [line items] |  |
Defined benefit obligations | 2,118 | 2,064
Allowance for seniority awards |  |
Disclosure of defined benefit plans [line items] |  |
Defined benefit obligations | € 352 | € 377

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