Share-based Compensation - Summary of Stock-Based Compensation Expense Recognized (Details) - Management Investment Plan - EUR (€) € in Thousands |
12 Months Ended | |
|---|---|---|
Sep. 30, 2024 |
Sep. 30, 2023 |
|
| Disclosure of terms and conditions of share-based payment arrangement [line items] | ||
| Recognized share-based compensation expense | € (3,591) | € (65,393) |
| Sales and Marketing Expenses | ||
| Disclosure of terms and conditions of share-based payment arrangement [line items] | ||
| Recognized share-based compensation expense | (406) | (7,389) |
| General Administrative Expenses | ||
| Disclosure of terms and conditions of share-based payment arrangement [line items] | ||
| Recognized share-based compensation expense | € (3,185) | € (58,004) |