v3.26.3
OTHER INCOME (Details) - EUR (€)
€ in Thousands
 6 Months Ended 12 Months Ended
Jun. 30, 2023
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Apr. 30, 2023
OTHER INCOME              
Income from SES transaction         € 3,703    
Other miscellaneous income       € 5,923 5,315 € 3,815  
Foreign currency gains       6,294   2,969  
Bonus payments           9,200  
Total other income   € 1,304 € 6,914 12,217 9,018 15,985  
Government grant income       381 550    
Income from derecognition       4,988      
Exit bonus receivable           € 4,500  
Annual percentage to be paid           1.50%  
Cash payments   € 889   2,296 264 € 81,871  
Gain on derecognition of liabilities.         2,194    
R&D allowance         € 319    
Silicon receivables              
OTHER INCOME              
Reversal of impairment           21,375  
Non-cash settlement of receivables           17,664  
Shareholder receivable              
OTHER INCOME              
Reversal of impairment           1,418  
Cash payments € 70,000            
Receivable Silicon exit bonus              
OTHER INCOME              
Total other income           4,700  
Silicon              
OTHER INCOME              
Exit bonus income           4,700  
Exit bonus receivable       € 4,700      
Montratec GmbH              
OTHER INCOME              
Bonus payments           4,500  
Exit bonus receivable             € 3,954
Montratec Sarl              
OTHER INCOME              
Exit bonus income           4,500  
Securities purchase agreement guarantee           4,500  
Schmid Grundstcke GmbH & Co. KG              
OTHER INCOME              
Exit bonus receivable             € 546
Sale and Leaseback Agreement              
OTHER INCOME              
Government grant income           356  
Sale leaseback cancellation gain           1,875  
Income from asset disposals           € 508