Financial instruments and financial risk management - Net gains or losses (Details) - EUR (€) € in Thousands	12 Months Ended
Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2023
Financial instruments and financial risk management
Financial liabilities measured at Amortized cost (AC)	€ (3,113)	€ (1,861)	€ (401)

The gains (losses) on financial liabilities measured at amortised cost. [Refer: Financial liabilities at amortised cost]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 7
-IssueDate 2024-01-01
-Paragraph 20
-Subparagraph a
-Clause v
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2024-en-r&anchor=para_20_a_v&doctype=Standard
-URIDate 2024-03-27

Name:	ifrs-full_GainsLossesOnFinancialLiabilitiesAtAmortisedCost
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration