Prepaid expenses - Schedule of prepaid expenses (Details) - EUR (€) € in Thousands	Mar. 31, 2021	Mar. 31, 2020	Mar. 31, 2019
Subclassifications of assets, liabilities and equities [abstract]
Insurance	€ 1,428	€ 2,052	€ 1,978
Office and IT-related expenses	3,032	3,013	4,904
Accrued income	186	739	2,037
Merchants	132	1,586	5,219
Other prepaid expenses	593	529	907
Total	€ 5,371	€ 7,919	€ 15,045

The amount recognised as a current asset for expenditures made prior to the period when the economic benefit will be realised.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2020-01-01
-Paragraph 112
-Subparagraph c
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_112_c&doctype=Standard
-URIDate 2020-01-01

Name:	ifrs-full_CurrentPrepaidExpenses
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant