Disclosure Of Investment Property [Text Block]
| Concept |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
2022-01-01 to 2022-12-31 |
As at 2022-12-31 |
|---|---|---|---|---|
| Disclosure of investment property [text block] | — |
|
— | — |
| Disclosure of detailed information about investment property [text block] | — | — | — | — |
| Disclosure of detailed information about investment property [abstract] | ||||
| Disclosure of detailed information about investment property [line items] | ||||
| Reconciliation of changes in investment property [abstract] | ||||
| Investment property |
2,779 .3
GBP
|
— | — |
2,796,300,000
GBP
|
| Changes in investment property [abstract] | ||||
| Gains (losses) on fair value adjustment, investment property | — |
53,000,000
GBP
|
61,500,000
GBP
|
— |
| Rental income from investment property, net of direct operating expense [abstract] | ||||
| Rental income from investment property | — |
169 .8
GBP
|
154,100,000
GBP
|
— |
| Direct operating expense from investment property [abstract] | ||||
| Direct operating expense from investment property generating rental income | — |
18,800,000
GBP
|
12,600,000
GBP
|
— |
| Rental income from investment property, net of direct operating expense | — |
151,000,000
GBP
|
141,500,000
GBP
|
— |