Analysis Of Income And Expense [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 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | ||||||||||||||||||
| Revenue [abstract] | ||||||||||||||||||
| Revenue | — | — | — |
45,000,000
GBP
|
797,000,000
GBP
|
— |
8 42
GBP
|
— | — | — | — | — | — |
8 24
GBP
|
58,000,000
GBP
|
76 6
GBP
|
— | — |
| Material income and expense [abstract] | ||||||||||||||||||
| Gains (losses) on disposals of investment properties [abstract] | ||||||||||||||||||
| Gains (losses) on disposals of investment properties | — | — | — |
1 5
GBP
|
–
GBP
|
— |
1 5
GBP
|
— | — | — | — | — | — |
1 6
GBP
|
1 6
GBP
|
–
GBP
|
— | — |
| Share of profit (loss) of associates and joint ventures accounted for using equity method [abstract] | ||||||||||||||||||
| Share of profit (loss) of joint ventures accounted for using equity method | — | — | — |
14,000,000
GBP
|
23,000,000
GBP
|
— |
37,000,000
GBP
|
— | — | — | — | — | — |
2,000,000
GBP
|
19,000,000
GBP
|
21,000,000
GBP
|
— | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||||||||
| Comprehensive income |
–
GBP
|
405,000,000
GBP
|
–
GBP
|
— | — |
–
GBP
|
40 5
GBP
|
–
GBP
|
4 05
GBP
|
22,000,000
GBP
|
–
GBP
|
3 21
GBP
|
3 2 1
GBP
|
343,000,000
GBP
|
— | — |
–
GBP
|
–
GBP
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — | — | — | — |
40 5
GBP
|
— | — | — | — | — | — |
3 21
GBP
|
— | — | — | — |
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | ||||||||||||||||||
| Comprehensive income, attributable to non-controlling interests | — | — | — | — | — | — |
–
GBP
|
— | — | — | — | — | — |
22,000,000
GBP
|
— | — | — | — |