Guarantees, commitments and risks - Commitments and risks (Details) - EUR (€) € in Millions	Dec. 31, 2022	Dec. 31, 2021
Guarantees, commitments and risks
Commitments	€ 77,481	€ 75,201
Risks	1,228	934
Commitments and risks	€ 78,709	€ 76,135

The amount of capital commitments for which the entity has entered into a contract. [Refer: Capital commitments]

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2022-03-24
-Paragraph 112
-Subparagraph c
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_112_c&doctype=Standard
-URIDate 2022-03-24

Name:	ifrs-full_ContractualCapitalCommitments
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant