Disclosure Of Employee Benefits [Text Block]
| Concept |
2023-04-05 to 2024-04-04 |
2023-04-05 to 2024-04-04 |
2023-04-05 to 2024-04-04 |
2023-04-05 to 2024-04-04 |
2023-04-05 to 2024-04-04 |
2023-04-05 to 2024-04-04 |
2023-04-05 to 2024-04-04 |
2023-04-05 to 2024-04-04 |
2022-04-05 to 2023-04-04 |
2022-04-05 to 2023-04-04 |
2022-04-05 to 2023-04-04 |
2022-04-05 to 2023-04-04 |
2022-04-05 to 2023-04-04 |
2022-04-05 to 2023-04-04 |
2022-04-05 to 2023-04-04 |
2022-04-05 to 2023-04-04 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of employee benefits [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of information about defined benefit plans [abstract] | ||||||||||||||||
| Disclosure of defined benefit plans [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of defined benefit plans [abstract] | ||||||||||||||||
| Disclosure of defined benefit plans [line items] | ||||||||||||||||
| Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans [abstract] | ||||||||||||||||
| Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans |
-
GBP
|
190,000,000
GBP
|
-
GBP
|
-
GBP
|
-
GBP
|
-
GBP
|
-
GBP
|
190,000,000
GBP
|
56,000,000
GBP
|
-
GBP
|
-
GBP
|
-
GBP
|
56,000,000
GBP
|
-
GBP
|
-
GBP
|
-
GBP
|
| Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans [abstract] | ||||||||||||||||
| Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans | — |
380,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
85,000,000
GBP
|
— | — | — |