Other Assets - Additional Information (Details) - EUR (€) € in Millions	Sep. 30, 2024	Sep. 30, 2023
Ockenfels Group GmbH & Co. KG
Disclosure of financial assets [line items]
Due from related party	€ 9.8	€ 2.5

The amounts receivable resulting from related party transactions. [Refer: Total for all related parties [member]]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-URIDate 2024-03-27

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 24
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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant