Statement Of Changes In Equity [Abstract]

Dunelm Group PLC - Filing #3494000

Concept	2022-07-03 to 2023-07-01	2022-07-03 to 2023-07-01	2022-07-03 to 2023-07-01	2022-07-03 to 2023-07-01	2022-07-03 to 2023-07-01	2022-07-03 to 2023-07-01	2021-06-27 to 2022-07-02	2021-06-27 to 2022-07-02	2021-06-27 to 2022-07-02	2021-06-27 to 2022-07-02	2021-06-27 to 2022-07-02	2021-06-27 to 2022-07-02
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Increase (decrease) through transactions with owners, equity	— GBP	— GBP	165,600,000 GBP	19,700,000 GBP	— GBP	185,300,000 GBP	— GBP	100,000 GBP	2,600,000 GBP	298,700,000 GBP	— GBP	301,200,000 GBP
Purchase of treasury shares	— GBP	— GBP	7,000,000 GBP	— GBP	— GBP	7,000,000 GBP	— GBP	— GBP	— GBP	28,300,000 GBP	— GBP	28,300,000 GBP
Sale or issue of treasury shares	— GBP	— GBP	2,400,000 GBP	— GBP	— GBP	2,400,000 GBP	— GBP	— GBP	— GBP	3,900,000 GBP	— GBP	3,900,000 GBP