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] | ||
| Adjustments for interest expense |
122,000,000.000000
GBP
|
57,000,000.000000
GBP
|
| Adjustments for interest income |
1,104,000,000.000000
GBP
|
638,000,000.000000
GBP
|
| Adjustments for decrease (increase) in trade and other receivables |
3,000,000.000000
GBP
|
13,000,000.000000
GBP
|
| Adjustments for increase (decrease) in trade and other payables |
75,000,000.000000
GBP
|
10,000,000.000000
GBP
|
| Adjustments for amortisation expense |
3,000,000.000000
GBP
|
2,000,000.000000
GBP
|
| Adjustments for depreciation expense |
2,000,000.000000
GBP
|
4,000,000.000000
GBP
|
| Income taxes paid, classified as operating activities |
6,000,000.000000
GBP
|
16,000,000.000000
GBP
|