REVENUE FROM CONTRACTS WITH CUSTOMERS AND COST OF SALES - Disaggregation of Revenues (Details) - EUR (€) € in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| REVENUE FROM CONTRACTS WITH CUSTOMERS AND COST OF SALES | |||
| Revenue | € 66,945 | € 60,836 | € 90,246 |
| Contract assets | 0 | 0 | |
| Revenue recognized at a point in time | |||
| REVENUE FROM CONTRACTS WITH CUSTOMERS AND COST OF SALES | |||
| Revenue | 65,789 | 51,232 | 81,761 |
| Revenue recognized over time | |||
| REVENUE FROM CONTRACTS WITH CUSTOMERS AND COST OF SALES | |||
| Revenue | 1,157 | 9,603 | 8,485 |
| Technical equipment and processes | |||
| REVENUE FROM CONTRACTS WITH CUSTOMERS AND COST OF SALES | |||
| Revenue | 54,446 | 47,443 | 77,554 |
| Spare Parts | |||
| REVENUE FROM CONTRACTS WITH CUSTOMERS AND COST OF SALES | |||
| Revenue | 7,767 | 8,976 | 9,722 |
| Service | |||
| REVENUE FROM CONTRACTS WITH CUSTOMERS AND COST OF SALES | |||
| Revenue | 4,117 | 3,971 | 1,781 |
| Other | |||
| REVENUE FROM CONTRACTS WITH CUSTOMERS AND COST OF SALES | |||
| Revenue | € 615 | € 446 | € 1,189 |