Statement Of Cash Flows [Abstract]
| Concept |
2023-01-01 to 2023-12-31 |
2022-01-01 to 2022-12-31 |
|---|---|---|
| Statement of cash flows [abstract] | ||
| Cash flows from (used in) operating activities [abstract] | ||
| Income taxes paid, classified as operating activities |
3,800,000
GBP
|
4,600,000
GBP
|
| Cash flows from (used in) investing activities [abstract] | ||
| Purchase of investment property |
–
GBP
|
83,400,000
GBP
|
| Proceeds from sales of investment property |
17,000,000
GBP
|
56,200,000
GBP
|
| Payments for development project expenditure |
46,400,000
GBP
|
57,200,000
GBP
|