The amount of liabilities settled by the entity on behalf of a related party in related party transactions. [Refer: Related parties [member]]

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 24
-IssueDate 2022-03-24
-Paragraph 21
-Subparagraph j
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=24&code=ifrs-tx-2022-en-r&anchor=para_21_j&doctype=Standard
-URIDate 2022-03-24

Name:	ifrs-full_SettlementOfLiabilitiesByEntityOnBehalfOfRelatedPartyRelatedPartyTransactions
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	duration

Related party transactions - Pension plans (Details) - GBP (£) £ in Millions	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021	May 22, 2023	Oct. 31, 2022
Diageo Pension Scheme \| Diageo Pension Scheme
Disclosure of transactions between related parties [line items]
Related party Transactions, Interim Credit Facility Provided				£ 350.0	£ 850.0
Pension plans
Disclosure of transactions between related parties [line items]
Professional fees	£ 0.1	£ 0.1	£ 0.1