Statement Of Cash Flows [Abstract]
| Concept |
2023-08-01 to 2024-07-31 |
2023-08-01 to 2024-07-31 |
2023-08-01 to 2024-07-31 |
2023-08-01 to 2024-07-31 |
2023-08-01 to 2024-07-31 |
2023-08-01 to 2024-07-31 |
2023-08-01 to 2024-07-31 |
2023-08-01 to 2024-07-31 |
2023-08-01 to 2024-07-31 |
As at 2024-07-31 |
2023-08-01 to 2024-07-31 |
2022-08-01 to 2023-07-31 |
2022-08-01 to 2023-07-31 |
2022-08-01 to 2023-07-31 |
2022-08-01 to 2023-07-31 |
2022-08-01 to 2023-07-31 |
2022-08-01 to 2023-07-31 |
2022-08-01 to 2023-07-31 |
2022-08-01 to 2023-07-31 |
2022-08-01 to 2023-07-31 |
As at 2023-07-31 |
2022-08-01 to 2023-07-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||||||||||||||||||||
| Cash flows from (used in) operating activities [abstract] | ||||||||||||||||||||||
| Profit (loss) |
115,000,000
GBP
|
250,000,000
GBP
|
–
GBP
|
–
GBP
|
366,000,000
GBP
|
251,000,000
GBP
|
–
GBP
|
250,000,000
GBP
|
1,000,000
GBP
|
— |
–
GBP
|
–
GBP
|
113,000,000
GBP
|
345,000,000
GBP
|
–
GBP
|
231,000,000
GBP
|
231,000,000
GBP
|
232,000,000
GBP
|
–
GBP
|
1,000,000
GBP
|
— |
–
GBP
|
| Cash flows from (used in) operating activities | — | — | — | — | — |
418,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
293,000,000
GBP
|
— | — | — | — |
| Cash flows from (used in) investing activities [abstract] | ||||||||||||||||||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — | — | — | — | — |
–
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
7,000,000
GBP
|
— | — | — | — |
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — | — | — | — | — |
65,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
22,000,000
GBP
|
— | — | — | — |
| Proceeds from sales of property, plant and equipment, classified as investing activities | — | — | — | — | — |
–
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
2,000,000
GBP
|
— | — | — | — |
| Purchase of property, plant and equipment, classified as investing activities | — | — | — | — | — |
68,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
53,000,000
GBP
|
— | — | — | — |
| Purchase of intangible assets, classified as investing activities | — | — | — | — | — |
4,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
7,000,000
GBP
|
— | — | — | — |
| Cash flows from (used in) investing activities | — | — | — | — | — |
39,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
108,000,000
GBP
|
— | — | — | — |
| Cash flows from (used in) financing activities [abstract] | ||||||||||||||||||||||
| Payments to acquire or redeem entity's shares | — | — | — | — | — |
70,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
207,000,000
GBP
|
— | — | — | — |
| Repayments of borrowings, classified as financing activities | — | — | — | — | — |
–
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
527,000,000
GBP
|
— | — | — | — |
| Payments of lease liabilities, classified as financing activities | — | — | — | — | — |
39,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
36,000,000
GBP
|
— | — | — | — |
| Dividends paid, classified as financing activities | — | — | — | — | — |
147,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
143,000,000
GBP
|
— | — | — | — |
| Cash flows from (used in) financing activities | — | — | — | — | — |
269,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
945,000,000
GBP
|
— | — | — | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — | — | — | — | — |
188,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
760,000,000
GBP
|
— | — | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | ||||||||||||||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — | — | — | — |
14,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
10,000,000
GBP
|
— | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — | — | — | — |
459,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
285,000,000
GBP
|
— |