Purchased, outsourced and other costs - Additional Information (Detail) - EUR (€) € in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Disclosure of Purchased, Outsourced and Other Costs [Line Items]
Legal costs	€ 7,532
Transaction costs related to the Business Combination	2,137	€ 205,059
Rent reductions	€ 7,194	12,877	€ 24,931
Costs related to the business combination
Disclosure of Purchased, Outsourced and Other Costs [Line Items]
Transaction costs related to the Business Combination		€ 34,092

The amount of acquisition-related costs recognised as an expense for transactions that are recognised separately from the acquisition of assets and the assumption of liabilities in business combinations. [Refer: Business combinations [member]]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 3
-IssueDate 2022-03-24
-Paragraph B64
-Subparagraph m
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B64_m&doctype=Appendix&subtype=B
-URIDate 2022-03-24

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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration