Disclosure Of Fair Value Measurement [Text Block]
| Concept |
2022-04-01 to 2023-03-31 |
As at 2023-03-31 |
As at 2023-03-31 |
As at 2023-03-31 |
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As at 2021-03-31 |
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| Disclosure of fair value measurement [text block] |
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| 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 | — |
586,422,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
6 46 ,810
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 | — |
212 , 407
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
2 7 7, 9 3 2
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 | — |
37 4,015
GBP
|
46,236,000
GBP
|
70, 573
GBP
|
1,509,000
GBP
|
2 ,901
GBP
|
306, 349
GBP
|
50 ,5 3 5
GBP
|
2 81
GBP
|
1 ,094
GBP
|
7 3 ,1 9 3
GBP
|
3 26, 242
GBP
|
46,236,000
GBP
|
36 8 ,878
GBP
|
75,980,000
GBP
|
—
GBP
|
3 82
GBP
|
329, 730
GBP
|
49,334,000
GBP
|
39 9,549
GBP
|
73, 29 9
GBP
|
4 6,23 6
GBP
|
—
GBP
|
49,334,000
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
3 82
GBP
|
73, 29 9
GBP
|
9 68
GBP
|
9 68
GBP
|
330,698,000
GBP
|
4 0 0 , 517
GBP
|
—
GBP
|
—
GBP
|
4 6,23 6
GBP
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |