Disclosure Of Effect Of Changes In Foreign Exchange Rates [Text Block]
| Concept |
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 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of effect of changes in foreign exchange rates [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Reserve of exchange differences on translation |
–
GBP
|
— | — | — | — | — | — | — |
100,000
GBP
|
— | — | — | — | — |
| Disclosure of information when currency is not exchangeable into another currency [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of information when foreign operation’s functional currency is not exchangeable into presentation currency [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of summarised financial information about foreign operation [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of summarised financial information about foreign operation [abstract] | ||||||||||||||
| Disclosure of summarised financial information about foreign operation [line items] | ||||||||||||||
| Non-current assets |
44,400,000
GBP
|
— | — | — | — | — | — | — |
44,800,000
GBP
|
— | — | — | — | — |
| Current assets |
39,600,000
GBP
|
— | — | — | — | — | — | — |
50,700,000
GBP
|
— | — | — | — | — |
| Non-current liabilities |
16,600,000
GBP
|
— | — | — | — | — | — | — |
17,200,000
GBP
|
— | — | — | — | — |
| Current liabilities |
24,000,000
GBP
|
— | — | — | — | — | — | — |
18,100,000
GBP
|
— | — | — | — | — |
| Revenue | — | — | — | — | — |
83,200,000
GBP
|
— | — | — | — |
78,900,000
GBP
|
— | — | — |
| Profit (loss) | — |
–
GBP
|
–
GBP
|
— |
19,200,000
GBP
|
19,200,000
GBP
|
19,200,000
GBP
|
20,300,000
GBP
|
— |
–
GBP
|
20,300,000
GBP
|
–
GBP
|
–
GBP
|
20,300,000
GBP
|
| Other comprehensive income | — |
–
GBP
|
–
GBP
|
100,000
GBP
|
100,000
GBP
|
100,000
GBP
|
–
GBP
|
–
GBP
|
— |
–
GBP
|
100,000
GBP
|
100,000
GBP
|
–
GBP
|
100,000
GBP
|
| Comprehensive income | — |
–
GBP
|
–
GBP
|
100,000
GBP
|
19,100,000
GBP
|
19,100,000
GBP
|
19,200,000
GBP
|
20,300,000
GBP
|
— |
–
GBP
|
20,400,000
GBP
|
100,000
GBP
|
–
GBP
|
20,400,000
GBP
|