Statement Of Cash Flows [Abstract]
| Concept |
2021-07-01 to 2022-06-30 |
2021-07-01 to 2022-06-30 |
As at 2022-06-30 |
2021-07-01 to 2022-06-30 |
2021-07-01 to 2022-06-30 |
2021-07-01 to 2022-06-30 |
2021-07-01 to 2022-06-30 |
2021-07-01 to 2022-06-30 |
2020-07-01 to 2021-06-30 |
2020-07-01 to 2021-06-30 |
As at 2021-06-30 |
2020-07-01 to 2021-06-30 |
2020-07-01 to 2021-06-30 |
2020-07-01 to 2021-06-30 |
As at 2020-06-30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||||||||
| Profit (loss) |
35,089,000
GBP
|
–
GBP
|
— |
–
GBP
|
45,511,000
GBP
|
35,089,000
GBP
|
10,422,000
GBP
|
–
GBP
|
33,872,000
GBP
|
–
GBP
|
— |
–
GBP
|
–
GBP
|
33,872,000
GBP
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||||||
| Adjustments for finance costs |
1,482,000
GBP
|
— | — | — | — | — | — | — |
1,749,000
GBP
|
— | — | — | — | — | — |
| Adjustments for decrease (increase) in inventories |
46,921,000
GBP
|
— | — | — | — | — | — | — |
23,626,000
GBP
|
— | — | — | — | — | — |
| Adjustments for provisions |
13,129,000
GBP
|
— | — | — | — | — | — | — |
–
GBP
|
— | — | — | — | — | — |
| Adjustments for share-based payments |
1,568,000
GBP
|
— | — | — | — | — | — | — |
1,089,000
GBP
|
— | — | — | — | — | — |
| Cash flows from (used in) operations |
19,937,000
GBP
|
— | — | — | — | — | — | — |
36,335,000
GBP
|
— | — | — | — | — | — |
| Cash flows from (used in) operating activities |
11,835,000
GBP
|
— | — | — | — | — | — | — |
24,185,000
GBP
|
— | — | — | — | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||||||
| Proceeds from sales of property, plant and equipment, classified as investing activities |
–
GBP
|
— | — | — | — | — | — | — |
7,000
GBP
|
— | — | — | — | — | — |
| Purchase of property, plant and equipment, classified as investing activities |
3,684,000
GBP
|
— | — | — | — | — | — | — |
3,839,000
GBP
|
— | — | — | — | — | — |
| Interest received, classified as investing activities |
20,000
GBP
|
— | — | — | — | — | — | — |
6,000
GBP
|
— | — | — | — | — | — |
| Cash flows from (used in) investing activities |
2,098,000
GBP
|
— | — | — | — | — | — | — |
2,968,000
GBP
|
— | — | — | — | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||||||
| Proceeds from issuing shares |
1,000
GBP
|
— | — | — | — | — | — | — |
4,000
GBP
|
— | — | — | — | — | — |
| Payments to acquire or redeem entity's shares |
403,000
GBP
|
— | — | — | — | — | — | — |
61,000
GBP
|
— | — | — | — | — | — |
| Repayments of borrowings, classified as financing activities |
–
GBP
|
— | — | — | — | — | — | — |
60,000,000
GBP
|
— | — | — | — | — | — |
| Payments of lease liabilities, classified as financing activities |
564,000
GBP
|
— | — | — | — | — | — | — |
723,000
GBP
|
— | — | — | — | — | — |
| Dividends paid, classified as financing activities |
9,338,000
GBP
|
— | — | — | — | — | — | — |
2,913,000
GBP
|
— | — | — | — | — | — |
| Cash flows from (used in) financing activities |
10,304,000
GBP
|
— | — | — | — | — | — | — |
63,693,000
GBP
|
— | — | — | — | — | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes |
567,000
GBP
|
— | — | — | — | — | — | — |
42,476,000
GBP
|
— | — | — | — | — | — |
| Cash and cash equivalents | — | — |
33,764,000
GBP
|
— | — | — | — | — | — | — |
34,331,000
GBP
|
— | — | — |
76,807,000
GBP
|