Disclosure Of Fair Value Measurement [Text Block]
| Concept |
As at 2023-06-30 |
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As at 2021-06-30 |
As at 2021-06-30 |
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As at 2021-06-30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of fair value measurement [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of fair value measurement of assets [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of fair value measurement of assets [abstract] | ||||||||||||||||||||||||
| Disclosure of fair value measurement of assets [line items] | ||||||||||||||||||||||||
| Assets | — | — | — | — | — |
1,0 08.7
GBP
|
— | — | — | — | — | — | — |
1,0 98.2
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Reconciliation of changes in fair value measurement, assets [abstract] | ||||||||||||||||||||||||
| Disclosure of fair value measurement of liabilities [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of fair value measurement of liabilities [abstract] | ||||||||||||||||||||||||
| Disclosure of fair value measurement of liabilities [line items] | ||||||||||||||||||||||||
| Liabilities | — | — | — | — | — |
95,700,000
GBP
|
— | — | — | — | — | — | — |
131,400,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Reconciliation of changes in fair value measurement, liabilities [abstract] | ||||||||||||||||||||||||
| Disclosure of fair value measurement of equity [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of fair value measurement of equity [abstract] | ||||||||||||||||||||||||
| Disclosure of fair value measurement of equity [line items] | ||||||||||||||||||||||||
| Equity |
7,700,000
GBP
|
875,400,000
GBP
|
14,200,000
GBP
|
898,800,000
GBP
|
15,600,000
GBP
|
913,000,000
GBP
|
–
GBP
|
100,000
GBP
|
901,000,000
GBP
|
15,600,000
GBP
|
21,800,000
GBP
|
33,200,000
GBP
|
945,000,000
GBP
|
966,800,000
GBP
|
4,900,000
GBP
|
100,000
GBP
|
932,700,000
GBP
|
46,200,000
GBP
|
15. 6
GBP
|
100,000
GBP
|
21,100,000
GBP
|
941,000,000
GBP
|
1,100,000
GBP
|
911,600,000
GBP
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |