Statement Of Comprehensive Income [Abstract]
| Concept |
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 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||
| Profit (loss) |
–
GBP
|
–
GBP
|
60,900,000
GBP
|
–
GBP
|
60,900,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
97,900,000
GBP
|
97,900,000
GBP
|
| Other comprehensive income [abstract] | ||||||||||
| Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract] | ||||||||||
| Exchange differences on translation [abstract] | ||||||||||
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations | — | — |
2,100,000
GBP
|
— | — | — | — | — |
200,000
GBP
|
— |
| Other comprehensive income that will be reclassified to profit or loss, net of tax | — | — |
2,100,000
GBP
|
— | — | — | — | — |
200,000
GBP
|
— |
| Other comprehensive income |
–
GBP
|
2,100,000
GBP
|
2,100,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
200,000
GBP
|
–
GBP
|
200,000
GBP
|
–
GBP
|
| Comprehensive income |
–
GBP
|
2,100,000
GBP
|
63,000,000
GBP
|
–
GBP
|
60,900,000
GBP
|
–
GBP
|
200,000
GBP
|
–
GBP
|
97,700,000
GBP
|
97,900,000
GBP
|
| Comprehensive income attributable to [abstract] | ||||||||||
| Comprehensive income, attributable to owners of parent | — | — |
63,000,000
GBP
|
— | — | — | — | — |
97,700,000
GBP
|
— |