XML 300 R175.htm IDEA: XBRL DOCUMENT
v3.23.2

Post balance sheet events (Details) - Share buyback programme £ in Billions, $ in Billions |  | 7 Months Ended | 42 Months Ended
--- | --- | --- | ---
Jul. 31, 2023 USD ($) | Feb. 03, 2023 GBP (£) | Feb. 03, 2023 GBP (£)
Disclosure of non-adjusting events after reporting period [line items] |  |  |
Stock repurchase program, authorized amount | £ |  | £ 0.9 | £ 4.5
Major ordinary share transactions |  |  |
Disclosure of non-adjusting events after reporting period [line items] |  |  |
Stock repurchase program, authorized amount | $ | $ 1.0 |  |

X
- Definition Stock Repurchase Program, Authorized Amount 1 + References No definition available. + Details
Name: | deo_StockRepurchaseProgramAuthorizedAmount1
Namespace Prefix: | deo_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
Name: | ifrs-full_DisclosureOfNonadjustingEventsAfterReportingPeriodLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | deo_CapitalManagementAxis=deo_ShareBuyBackProgrammeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_NonadjustingEventsAfterReportingPeriodAxis=ifrs-full_MajorOrdinaryShareTransactionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |