Statement Of Cash Flows [Abstract]
| Concept |
2023-02-01 to 2024-01-31 |
2022-02-01 to 2023-01-31 |
|---|---|---|
| Statement of cash flows [abstract] | ||
| Cash flows from (used in) investing activities [abstract] | ||
| Dividends received from investments accounted for using equity method, classified as investing activities |
–
GBP
|
3,000,000
GBP
|
| Purchase of property, plant and equipment, intangible assets other than goodwill, investment property and other non-current assets |
363,000,000
GBP
|
449,000,000
GBP
|
| Proceeds from disposals of property, plant and equipment, intangible assets other than goodwill, investment property and other non-current assets |
2,000,000
GBP
|
2,000,000
GBP
|
| Cash flows from (used in) financing activities [abstract] | ||
| Dividends paid to equity holders of parent, classified as financing activities |
237,000,000
GBP
|
24 6
GBP
|