v3.26.1
Inventories - Summary of Inventories (Details) - EUR (€)
€ in Thousands
Jun. 30, 2026
Sep. 30, 2025
Classes of current inventories [abstract]    
Raw materials € 79,852 € 71,951
Work in progress 79,321 64,525
Finished goods 684,169 567,941
Inventories € 843,342 € 704,417