Disclosure Of Analysis Of Other Comprehensive Income By Item [Text Block]
| Concept |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of analysis of other comprehensive income by item [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of analysis of other comprehensive income by item [abstract] | ||||||||||||||
| Disclosure of analysis of other comprehensive income by item [line items] | ||||||||||||||
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations |
491,000,000
GBP
|
— | — | — | — |
302,000,000
GBP
|
— | — | — | — | — | — |
672,000,000
GBP
|
— |
| Other comprehensive income, net of tax, cash flow hedges |
103,000,000
GBP
|
— | — | — | — |
663,000,000
GBP
|
— | — | — | — | — | — |
943,000,000
GBP
|
— |
| Other comprehensive income, net of tax, financial assets measured at fair value through other comprehensive income |
144,000,000
GBP
|
— | — | — | — |
439,000,000
GBP
|
— | — | — | — | — | — |
1,886,000,000
GBP
|
— |
| Other comprehensive income, net of tax, gains (losses) from investments in equity instruments |
2,000,000
GBP
|
— |
2,000,000
GBP
|
— |
2,000,000
GBP
|
1,000,000
GBP
|
— |
1,000,000
GBP
|
— |
1,000,000
GBP
|
— | — |
—
GBP
|
— |
| Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans |
2,000,000
GBP
|
— | — |
2,000,000
GBP
|
2,000,000
GBP
|
2,000,000
GBP
|
2,000,000
GBP
|
2,000,000
GBP
|
— | — | — |
38,000,000
GBP
|
38,000,000
GBP
|
38,000,000
GBP
|
| Other comprehensive income, net of tax, change in fair value of financial liability attributable to change in credit risk of liability |
40,000,000
GBP
|
— | — |
40,000,000
GBP
|
40,000,000
GBP
|
132,000,000
GBP
|
132,000,000
GBP
|
132,000,000
GBP
|
— | — | — |
329,000,000
GBP
|
329,000,000
GBP
|
329,000,000
GBP
|
| Other comprehensive income, net of tax, insurance finance income (expenses) from insurance contracts issued excluded from profit or loss that will be reclassified to profit or loss |
108,000,000
GBP
|
108,000,000
GBP
|
— | — |
108,000,000
GBP
|
298,000,000
GBP
|
— |
298,000,000
GBP
|
298,000,000
GBP
|
— |
1,408,000,000
GBP
|
1,408,000,000
GBP
|
1,408,000,000
GBP
|
— |