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Segmental information - Category analysis (Details) - GBP (£) £ in Millions	6 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Disclosure of products and services [line items]
Sales	£ 11,753	£ 10,436
Spirits
Disclosure of products and services [line items]
Sales	9,680	8,648
Beer
Disclosure of products and services [line items]
Sales	1,520	1,310
Ready To Drink
Disclosure of products and services [line items]
Sales	418	363
Other
Disclosure of products and services [line items]
Sales	£ 135	£ 115

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

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X

- Definition

The amount of revenue from contracts with customers. A customer is a party that has contracted with an entity to obtain goods or services that are an output of the entity’s ordinary activities in exchange for consideration.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 15
-IssueDate 2021-01-01
-Paragraph 113
-Subparagraph a
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2021-en-r&anchor=para_113_a&doctype=Standard
-URIDate 2021-03-24

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 15
-IssueDate 2021-01-01
-Paragraph 114
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2021-en-r&anchor=para_114&doctype=Standard
-URIDate 2021-03-24

+ Details

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- Details

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- Details

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Period Type:

X

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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Period Type: