Statement Of Changes In Equity [Abstract]
| Concept |
2023-09-17 to 2024-09-14 |
As at 2024-09-14 |
As at 2024-09-14 |
2023-09-17 to 2024-09-14 |
2023-09-17 to 2024-09-14 |
As at 2024-09-14 |
As at 2024-09-14 |
As at 2024-09-14 |
As at 2024-09-14 |
2023-09-17 to 2024-09-14 |
2023-09-17 to 2024-09-14 |
As at 2024-09-14 |
2023-09-17 to 2024-09-14 |
2023-09-17 to 2024-09-14 |
As at 2024-09-14 |
2023-09-17 to 2024-09-14 |
As at 2023-09-16 |
As at 2023-09-16 |
2022-09-18 to 2023-09-16 |
As at 2023-09-16 |
2022-09-18 to 2023-09-16 |
2022-09-18 to 2023-09-16 |
2022-09-18 to 2023-09-16 |
2022-09-18 to 2023-09-16 |
2022-09-18 to 2023-09-16 |
2022-09-18 to 2023-09-16 |
2022-09-18 to 2023-09-16 |
As at 2023-09-16 |
As at 2023-09-16 |
As at 2023-09-16 |
As at 2023-09-16 |
As at 2023-09-16 |
As at 2022-09-17 |
As at 2022-09-17 |
As at 2022-09-17 |
As at 2022-09-17 |
As at 2022-09-17 |
As at 2022-09-17 |
As at 2022-09-17 |
As at 2022-09-17 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||||||||||||||||||||
| Equity | — |
11,278,000,000
GBP
|
92,000,000
GBP
|
— | — |
383,000,000
GBP
|
177,000,000
GBP
|
11,395,000,000
GBP
|
45,000,000
GBP
|
— | — |
42,000,000
GBP
|
— | — |
11,186,000,000
GBP
|
— |
2,000,000
GBP
|
42,000,000
GBP
|
— |
11,193,000,000
GBP
|
— | — | — | — | — | — | — |
11,093,000,000
GBP
|
10,910,000,000
GBP
|
100,000,000
GBP
|
179,000,000
GBP
|
44,000,000
GBP
|
11,554,000,000
GBP
|
178,000,000
GBP
|
45,000,000
GBP
|
154,000,000
GBP
|
422,000,000
GBP
|
10,649,000,000
GBP
|
106,000,000
GBP
|
11,448,000,000
GBP
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||||||||||||
| Profit (loss) |
1,480,000,000
GBP
|
— | — |
–
GBP
|
–
GBP
|
— | — | — | — |
1,455,000,000
GBP
|
1,455,000,000
GBP
|
— |
25,000,000
GBP
|
–
GBP
|
— |
–
GBP
|
— | — |
1,068,000,000
GBP
|
— |
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
1,044,000,000
GBP
|
1,044,000,000
GBP
|
24,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Other comprehensive income |
316,000,000
GBP
|
— | — |
341,000,000
GBP
|
4,000,000
GBP
|
— | — | — | — |
296,000,000
GBP
|
87,000,000
GBP
|
— |
20,000,000
GBP
|
38,000,000
GBP
|
— |
–
GBP
|
— | — |
669,000,000
GBP
|
— |
–
GBP
|
–
GBP
|
220,000,000
GBP
|
464,000,000
GBP
|
647,000,000
GBP
|
37,000,000
GBP
|
22,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income |
1,164,000,000
GBP
|
— | — |
341,000,000
GBP
|
4,000,000
GBP
|
— | — | — | — |
1,159,000,000
GBP
|
1,542,000,000
GBP
|
— |
5,000,000
GBP
|
38,000,000
GBP
|
— |
–
GBP
|
— | — |
399,000,000
GBP
|
— |
–
GBP
|
–
GBP
|
220,000,000
GBP
|
464,000,000
GBP
|
397,000,000
GBP
|
1,081,000,000
GBP
|
2,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — |