Employee benefit - Additional information (Details) - EUR (€) € in Thousands |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Disclosure of defined benefit plans [line items] | ||
| Net defined benefit asset | € 0 | |
| Allowance for retirement defined benefit | ||
| Disclosure of defined benefit plans [line items] | ||
| Actuarial assumption of discount rates | 3.85% | 3.85% |