Disclosure Of Analysis Of Other Comprehensive Income By Item [Text Block]
| 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 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of analysis of other comprehensive income by item [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of analysis of other comprehensive income by item [abstract] | ||||||||||||||||
| Disclosure of analysis of other comprehensive income by item [line items] | ||||||||||||||||
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations |
33,000,000
GBP
|
33,000,000
GBP
|
32,000,000
GBP
|
1,000,000
GBP
|
–
GBP
|
–
GBP
|
1,000,000
GBP
|
–
GBP
|
–
GBP
|
101,000,000
GBP
|
–
GBP
|
2,000,000
GBP
|
101,000,000
GBP
|
99,000,000
GBP
|
2,000,000
GBP
|
–
GBP
|
| Other comprehensive income, net of tax, gains (losses) from investments in equity instruments |
105,000,000
GBP
|
— | — | — | — | — | — | — | — |
18,000,000
GBP
|
— | — | — | — | — | — |
| Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans |
49,000,000
GBP
|
–
GBP
|
49,000,000
GBP
|
49,000,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
82,000,000
GBP
|
–
GBP
|
82,000,000
GBP
|
–
GBP
|
82,000,000
GBP
|
–
GBP
|
–
GBP
|