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INVESTMENTS - Net Appreciation In Investments Held (Details) - EUR (€)
12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
EBP 1998      
EBP, Schedule of Asset Held for Investment [Line Items]      
Net appreciation/ (depreciation) as follows € (55,871) € (192,839) € 51,259