Disclosure Of Interests In Other Entities [Text Block]
| Concept |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2022-01-01 to 2023-12-31 |
2022-01-01 to 2023-12-31 |
2022-01-01 to 2023-12-31 |
2022-01-01 to 2023-12-31 |
2022-01-01 to 2023-12-31 |
2022-01-01 to 2023-12-31 |
2022-01-01 to 2023-12-31 |
2022-01-01 to 2023-12-31 |
2022-01-01 to 2023-12-31 |
2022-01-01 to 2023-12-31 |
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 |
As at 2022-01-01 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of interests in other entities [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of interests in subsidiaries [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of subsidiaries [text block] |
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of subsidiaries [abstract] | ||||||||||||||||||||||||
| Disclosure of subsidiaries [line items] | ||||||||||||||||||||||||
| Profit (loss) | — | — |
—
GBP
|
222,900,000
GBP
|
222,900,000
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
222,900,000
GBP
|
— |
—
GBP
|
—
GBP
|
231,900,000
GBP
|
231,900,000
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
231,900,000
GBP
|
—
GBP
|
— |
| Comprehensive income | — | — |
—
GBP
|
223,000,000
GBP
|
225,500,000
GBP
|
—
GBP
|
200,000
GBP
|
2,700,000
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
225,500,000
GBP
|
— |
—
GBP
|
—
GBP
|
239,500,000
GBP
|
239,200,000
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
600,000
GBP
|
239,500,000
GBP
|
300,000
GBP
|
— |
| Disclosure of interests in associates [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of associates [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of associates [abstract] | ||||||||||||||||||||||||
| Disclosure of associates [line items] | ||||||||||||||||||||||||
| Other comprehensive income |
2,600,000
GBP
|
— |
—
GBP
|
100,000
GBP
|
2,600,000
GBP
|
—
GBP
|
200,000
GBP
|
2,700,000
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
2,600,000
GBP
|
— |
—
GBP
|
—
GBP
|
7,600,000
GBP
|
7,300,000
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
600,000
GBP
|
7,600,000
GBP
|
300,000
GBP
|
— |
| Disclosure of interests in joint arrangements [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of joint ventures [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of joint ventures [abstract] | ||||||||||||||||||||||||
| Disclosure of joint ventures [line items] | ||||||||||||||||||||||||
| Cash and cash equivalents | — |
1,772,200,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
1,003,600,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
955,700,000
GBP
|
| Tax expense (income) |
54,500,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
69,900,000
GBP
|
— | — | — | — | — | — | — | — |