Trade and other payables (Details) - GBP (£)	Dec. 31, 2022	Jun. 30, 2022	Dec. 31, 2021
Trade and other payables
Trade payables	£ 290,239,000	£ 192,863,000	£ 205,528,000
Other payables	13,420,000	18,982,000	20,259,000
Accrued expenses	66,079,000	89,016,000	69,384,000
Social security and other taxes	18,529,000	22,073,000	14,728,000
Total trade and other payables	388,267,000	322,934,000	309,899,000
Less: non-current portion
Trade payables	159,719,000	101,301,000	101,221,000
Other payables	776,000	1,046,000	1,332,000
Non-current trade and other payables	160,495,000	102,347,000	102,553,000
Current trade and other payables	227,772,000	220,587,000	207,346,000
Transfer fees and other associated costs	280,370,000	181,545,000	188,765,000
Gross contractual trade payables pre discounting	307,913,000	196,396,000	210,747,000
Due after 1 year
Less: non-current portion
Transfer fees and other associated costs	159,719,000	101,301,000	101,221,000
Between 1 and 2 years
Less: non-current portion
Transfer fees and other associated costs	79,385,000	54,732,000	54,120,000
Between 2 and 5 years
Less: non-current portion
Transfer fees and other associated costs	79,855,000	46,569,000	47,101,000
Later than 5 years
Less: non-current portion
Transfer fees and other associated costs	£ 479,000	£ 0	£ 0

The amount of liabilities to pay for goods or services that have been received or supplied but have not been paid, invoiced or formally agreed with the supplier, including amounts due to employees.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2021-01-01
-Paragraph 78
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_78&doctype=Standard
-URIDate 2021-03-24

+ Details

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

- Definition

The amount of non-current trade payables and non-current other payables. [Refer: Other non-current payables; Non-current trade payables]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2021-01-01
-Paragraph 54
-Subparagraph k
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_54_k&doctype=Standard
-URIDate 2021-03-24

+ Details

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

- References

No definition available.

+ Details

Name:	ifrs-full_NoncurrentPayablesAbstract
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The non-current amount of payment due to suppliers for goods and services used in the entity's business. [Refer: Trade payables]

+ References

+ Details

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

- Definition

The amount of non-current payables that the entity does not separately disclose in the same statement or note.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2021-01-01
-Paragraph 55
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_55&doctype=Standard
-URIDate 2021-03-24

+ Details

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

- Definition

Amounts payable that the entity does not separately disclose in the same statement or note.

+ References

+ Details

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

- Definition

The amount of payment due on social security and taxes other than income tax. Income taxes include all domestic and foreign taxes that are based on taxable profits. Income taxes also include taxes, such as withholding taxes, that are payable by a subsidiary, associate or joint arrangement on distributions to the reporting entity.

+ References

+ Details

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

- Definition

The amount of current trade payables and current other payables. [Refer: Current trade payables; Other current payables]

+ References

+ Details

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

- Definition

The amount of trade payables and other payables. [Refer: Trade payables; Other payables]

+ References

+ Details

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

- Definition

The amount of payment due to suppliers for goods and services used in the entity's business.

+ References

+ Details

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

- Definition

The amount of contractual undiscounted cash flows in relation to trade and other payables. [Refer: Trade and other payables]

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IFRS
-Number 7
-IssueDate 2021-01-01
-Paragraph B11D
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_B11D&doctype=Appendix&subtype=B
-URIDate 2021-03-24

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Name IFRS
-Number 7
-IssueDate 2021-01-01
-Paragraph IG31A
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_IG31A&doctype=Implementation%20Guidance
-URIDate 2021-03-24

+ Details

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

- Definition

not applicable

+ References

No definition available.

+ Details

Name:	manu_TradeAndOtherPayablesLineItems
Namespace Prefix:	manu_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The amount of Trade payables include transfer fees and other associated costs in relation to the acquisition of registration.

+ References

No definition available.

+ Details

Name:	manu_TransferFeesAndOtherAssociatedCosts
Namespace Prefix:	manu_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

Name:	ifrs-full_MaturityAxis=ifrs-full_LaterThanOneYearMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_MaturityAxis=ifrs-full_LaterThanOneYearAndNotLaterThanTwoYearsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_MaturityAxis=ifrs-full_LaterThanTwoYearsAndNotLaterThanFiveYearsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_MaturityAxis=ifrs-full_LaterThanFiveYearsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: