Profit Or Loss [Abstract]
| Concept |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Profit or loss [abstract] | ||||||||||||||||||||||
| Profit (loss) [abstract] | ||||||||||||||||||||||
| Revenue | — | — |
–
GBP
|
454,000,000
GBP
|
454,000,000
GBP
|
— | — | — | — | — | — | — |
174,000,000
GBP
|
401,000,000
GBP
|
— | — |
57 5
GBP
|
— | — | — | — | — |
| Finance income | — | — |
–
GBP
|
2,000,000
GBP
|
2,000,000
GBP
|
— | — | — | — | — | — | — |
–
GBP
|
1,000,000
GBP
|
— | — |
1,000,000
GBP
|
— | — | — | — | — |
| Finance costs | — | — |
43,000,000
GBP
|
62,000,000
GBP
|
105,000,000
GBP
|
— | — | — | — | — | — | — |
41,000,000
GBP
|
56,000,000
GBP
|
— | — |
97,000,000
GBP
|
— | — | — | — | — |
| Share of profit (loss) of associates and joint ventures accounted for using equity method | — | — |
–
GBP
|
90,000,000
GBP
|
90,000,000
GBP
|
— | — | — | — | — | — | — |
179,000,000
GBP
|
100,000,000
GBP
|
— | — |
79,000,000
GBP
|
— | — | — | — | — |
| Profit (loss) before tax | — | — |
63,000,000
GBP
|
279,000,000
GBP
|
342,000,000
GBP
|
— | — | — | — | — | — | — |
254,000,000
GBP
|
269,000,000
GBP
|
— | — |
15,000,000
GBP
|
— | — | — | — | — |
| Tax expense (income) | — | — |
–
GBP
|
4,000,000
GBP
|
4,000,000
GBP
|
— | — | — | — | — | — | — |
11,000,000
GBP
|
3,000,000
GBP
|
— | — |
14,000,000
GBP
|
— | — | — | — | — |
| Profit (loss) |
–
GBP
|
338,000,000
GBP
|
63,000,000
GBP
|
275,000,000
GBP
|
338,000,000
GBP
|
338,000,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
265,000,000
GBP
|
266,000,000
GBP
|
1,000,000
GBP
|
–
GBP
|
1,000,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
1,000,000
GBP
|
2,000,000
GBP
|
| Profit (loss), attributable to [abstract] | ||||||||||||||||||||||
| Profit (loss), attributable to owners of parent | — | — |
63,000,000
GBP
|
27 5
GBP
|
338,000,000
GBP
|
— | — | — | — | — | — | — |
266,000,000
GBP
|
265,000,000
GBP
|
— | — |
1,000,000
GBP
|
— | — | — | — | — |
| Profit (loss), attributable to non-controlling interests | — | — |
–
GBP
|
–
GBP
|
–
GBP
|
— | — | — | — | — | — | — |
1,000,000
GBP
|
1,000,000
GBP
|
— | — |
2,000,000
GBP
|
— | — | — | — | — |
| Earnings per share [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Earnings per share [abstract] | ||||||||||||||||||||||
| Earnings per share [line items] | ||||||||||||||||||||||
| Basic earnings per share [abstract] | ||||||||||||||||||||||
| Basic earnings (loss) per share | — | — | — | — |
0.351
|
— | — | — | — | — | — | — | — | — | — | — |
0.001
|
— | — | — | — | — |
| Diluted earnings per share [abstract] | ||||||||||||||||||||||
| Diluted earnings (loss) per share | — | — | — | — |
0.350
|
— | — | — | — | — | — | — | — | — | — | — |
0.001
|
— | — | — | — | — |