Statement Of Cash Flows [Abstract]
| Concept |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
As at 2022-03-31 |
2021-04-01 to 2022-03-31 |
As at 2021-03-31 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
As at 2020-03-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||||||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||||||||||||
| Profit (loss) |
-
GBP
|
-
GBP
|
464,000
GBP
|
35,467,000
GBP
|
-
GBP
|
-
GBP
|
35,003,000
GBP
|
— |
-
GBP
|
— |
-
GBP
|
-
GBP
|
-
GBP
|
32,559,000
GBP
|
-
GBP
|
-
GBP
|
32,577,000
GBP
|
1 8
GBP
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||||||||||
| Adjustments for decrease (increase) in inventories | — | — | — | — | — | — |
2, 173
GBP
|
— | — | — | — | — | — |
1, 694
GBP
|
— | — | — | — | — |
| Adjustments for share-based payments | — | — | — | — | — | — |
960,000
GBP
|
— | — | — | — | — | — |
1,3 77
GBP
|
— | — | — | — | — |
| Adjustments for losses (gains) on disposal of non-current assets | — | — | — | — | — | — |
940,000
GBP
|
— | — | — | — | — | — |
47,000
GBP
|
— | — | — | — | — |
| Income taxes paid (refund), classified as operating activities | — | — | — | — | — | — |
11,528,000
GBP
|
— | — | — | — | — | — |
10,945,000
GBP
|
— | — | — | — | — |
| Cash flows from (used in) operating activities | — | — | — | — | — | — |
51,295,000
GBP
|
— | — | — | — | — | — |
43,357,000
GBP
|
— | — | — | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||||||||||
| Proceeds from sales of property, plant and equipment, classified as investing activities | — | — | — | — | — | — |
1,56 7
GBP
|
— | — | — | — | — | — |
100,000
GBP
|
— | — | — | — | — |
| Purchase of property, plant and equipment, classified as investing activities | — | — | — | — | — | — |
2, 196
GBP
|
— | — | — | — | — | — |
2,582,000
GBP
|
— | — | — | — | — |
| Purchase of intangible assets, classified as investing activities | — | — | — | — | — | — |
7 , 7 47
GBP
|
— | — | — | — | — | — |
7 ,457
GBP
|
— | — | — | — | — |
| Interest received, classified as investing activities | — | — | — | — | — | — |
136,000
GBP
|
— | — | — | — | — | — |
98,000
GBP
|
— | — | — | — | — |
| Cash flows from (used in) investing activities | — | — | — | — | — | — |
8,2 40
GBP
|
— | — | — | — | — | — |
9,84 1
GBP
|
— | — | — | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||||||||||
| Proceeds from issuing shares | — | — | — | — | — | — |
2,032,000
GBP
|
— | — | — | — | — | — |
1,206,000
GBP
|
— | — | — | — | — |
| Proceeds from borrowings, classified as financing activities | — | — | — | — | — | — |
65,000,000
GBP
|
— | — | — | — | — | — |
30, 000
GBP
|
— | — | — | — | — |
| Repayments of borrowings, classified as financing activities | — | — | — | — | — | — |
55,000,000
GBP
|
— | — | — | — | — | — |
35, 000
GBP
|
— | — | — | — | — |
| Payments of lease liabilities, classified as financing activities | — | — | — | — | — | — |
1,530,000
GBP
|
— | — | — | — | — | — |
1,321,000
GBP
|
— | — | — | — | — |
| Dividends paid, classified as financing activities | — | — | — | — | — | — |
44 , 78 7
GBP
|
— | — | — | — | — | — |
44, 708
GBP
|
— | — | — | — | — |
| Interest paid, classified as financing activities | — | — | — | — | — | — |
2,630,000
GBP
|
— | — | — | — | — | — |
2,002,000
GBP
|
— | — | — | — | — |
| Cash flows from (used in) financing activities | — | — | — | — | — | — |
3 7,7 5 2
GBP
|
— | — | — | — | — | — |
52,0 71
GBP
|
— | — | — | — | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — | — | — | — | — | — |
5,303,000
GBP
|
— | — | — | — | — | — |
18,555,000
GBP
|
— | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — | — |
30,359,000
GBP
|
— |
25,056,000
GBP
|
— | — | — | — | — | — | — | — |
43,611,000
GBP
|