Statement Of Financial Position [Abstract]
| Concept |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2020-03-31 |
As at 2020-03-31 |
As at 2020-03-31 |
As at 2020-03-31 |
As at 2020-03-31 |
As at 2020-03-31 |
As at 2020-03-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||
| Non-current assets [abstract] | |||||||||||||||||||||
| Property, plant and equipment | — | — | — | — | — |
2,656,000
GBP
|
— | — | — | — |
3,012,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Right-of-use assets | — | — | — | — | — |
8 , 260
GBP
|
— | — | — | — |
9,120,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — | — | — | — | — |
4 ,431
GBP
|
— | — | — | — |
3,012,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method | — | — | — | — | — |
—
GBP
|
— | — | — | — |
251,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Trade and other non-current receivables | — | — | — | — | — |
3 , 260
GBP
|
— | — | — | — |
3 , 41 1
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — | — |
615,000
GBP
|
— | — | — | — |
977,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Non-current assets | — | — | — | — | — |
2 5 , 979
GBP
|
— | — | — | — |
2 2 , 5 70
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | |||||||||||||||||||||
| Trade and other current receivables | — | — | — | — | — |
1 7, 9 4 7
GBP
|
— | — | — | — |
1 6 , 47 0
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — |
54 , 289
GBP
|
— | — | — | — |
39,431,000
GBP
|
— | — | — | — | — |
13 ,0 02
GBP
|
— | — | — | — |
| Current assets other than non-current assets or disposal groups classified as held for sale or as held for distribution to owners | — | — | — | — | — |
72, 815
GBP
|
— | — | — | — |
56 ,02 6
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Non-current assets or disposal groups classified as held for sale or as held for distribution to owners | — | — | — | — | — |
64,000
GBP
|
— | — | — | — |
64,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||
| Issued capital | — | — | — | — | — |
—
GBP
|
— | — | — | — |
—
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Retained earnings | — | — | — | — | — |
26 ,49 0
GBP
|
— | — | — | — |
7, 7 2 7
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Share premium | — | — | — | — | — |
32 ,0 40
GBP
|
— | — | — | — |
32,0 40
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Treasury shares | — | — | — | — | — |
4 5 4
GBP
|
— | — | — | — |
—
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Equity |
30,000
GBP
|
45 4
GBP
|
—
GBP
|
32 ,0 40
GBP
|
26 , 49 0
GBP
|
58, 587
GBP
|
48 1
GBP
|
—
GBP
|
—
GBP
|
7 ,727
GBP
|
3 9 ,797
GBP
|
—
GBP
|
32 ,0 4 0
GBP
|
3 0
GBP
|
30,000
GBP
|
101,000
GBP
|
1 5 , 8 3 3
GBP
|
—
GBP
|
—
GBP
|
1,000
GBP
|
15 ,701
GBP
|
| Liabilities [abstract] | |||||||||||||||||||||
| Non-current liabilities [abstract] | |||||||||||||||||||||
| Non-current provisions [abstract] | |||||||||||||||||||||
| Non-current provisions | — | — | — | — | — |
933,000
GBP
|
— | — | — | — |
—
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Trade and other non-current payables | — | — | — | — | — |
64,000
GBP
|
— | — | — | — |
29 5
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities | — | — | — | — | — |
1 ,1 9 8
GBP
|
— | — | — | — |
1 , 5 8 1
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Non-current liabilities | — | — | — | — | — |
13 , 33 1
GBP
|
— | — | — | — |
15 , 3 74
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | |||||||||||||||||||||
| Trade and other current payables | — | — | — | — | — |
2 3 , 978
GBP
|
— | — | — | — |
2 0 , 6 4 4
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Current liabilities | — | — | — | — | — |
26,940,000
GBP
|
— | — | — | — |
2 3 , 4 8 9
GBP
|
— | — | — | — | — | — | — | — | — | — |