Statement Of Cash Flows [Abstract]
| Concept |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||||||||||||||||||||
| Cash flows from (used in) operating activities [abstract] | ||||||||||||||||||||||
| Profit (loss) | — |
-
GBP
|
-
GBP
|
26,106,000
GBP
|
17 ,612
GBP
|
8,494,000
GBP
|
857,000
GBP
|
25,249,000
GBP
|
17 ,612
GBP
|
-
GBP
|
-
GBP
|
215,000
GBP
|
-
GBP
|
1,491,000
GBP
|
— |
-
GBP
|
600,000
GBP
|
1, 106
GBP
|
-
GBP
|
-
GBP
|
1, 7 06
GBP
|
1,491,000
GBP
|
| Adjustments to reconcile profit (loss) [abstract] | ||||||||||||||||||||||
| Adjustments for decrease (increase) in inventories | — | — | — |
4,009,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
2, 105
GBP
|
— |
| Adjustments for unrealised foreign exchange losses (gains) | — | — | — |
270,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
121,000
GBP
|
— |
| Adjustments for share-based payments | — | — | — |
405,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
-
GBP
|
— |
| Cash flows from (used in) operations | — | — | — |
39, 180
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
5,425,000
GBP
|
— |
| Interest paid, classified as operating activities | — | — | — |
7 28
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
7 99
GBP
|
— |
| Interest received, classified as operating activities | — | — | — |
1 75
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
22,000
GBP
|
— |
| Income taxes paid (refund), classified as operating activities | — | — | — |
7 ,929
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
216,000
GBP
|
— |
| Cash flows from (used in) operating activities | — | — | — |
30,698,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
4,432,000
GBP
|
— |
| Cash flows from (used in) investing activities [abstract] | ||||||||||||||||||||||
| Proceeds from sales of property, plant and equipment, classified as investing activities | — | — | — |
20,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
-
GBP
|
— |
| Purchase of property, plant and equipment, classified as investing activities | — | — | — |
8,480,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
1, 7 81
GBP
|
— |
| Cash flows from (used in) investing activities | — | — | — |
16,584,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
2, 7 06
GBP
|
— |
| Cash flows from (used in) financing activities [abstract] | ||||||||||||||||||||||
| Proceeds from borrowings, classified as financing activities | — | — | — |
524,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
46,000
GBP
|
— |
| Cash flows from (used in) financing activities | — | — | — |
7 ,206
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
271,000
GBP
|
— |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — | — | — |
6,908,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
1,455,000
GBP
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | ||||||||||||||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — | — |
25,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
105,000
GBP
|
— |
| Cash and cash equivalents |
10,590,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
3,018,000
GBP
|
— | — | — | — | — | — | — |