Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2023-04-29 |
As at 2022-04-30 |
|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | ||
| Property, plant and equipment [abstract] | ||
| Property, plant and equipment |
155,000,000
GBP
|
162,000,000
GBP
|
| Intangible assets and goodwill [abstract] | ||
| Intangible assets other than goodwill [abstract] | ||
| Intangible assets other than goodwill |
350,000,000
GBP
|
385,000,000
GBP
|
| Goodwill |
2 , 2 70
GBP
|
2 , 814
GBP
|
| Trade and other non-current receivables [abstract] | ||
| Trade and other non-current receivables |
14 8
GBP
|
1 23
GBP
|
| Miscellaneous non-current assets [abstract] | ||
| Non-current finance lease receivables |
4,000,000
GBP
|
3,000,000
GBP
|
| Trade and other current receivables [abstract] | ||
| Trade and other current receivables |
6 31
GBP
|
696,000,000
GBP
|
| Classes of current inventories [abstract] | ||
| Current inventories |
1 ,1 51
GBP
|
1, 286
GBP
|
| Classes of current inventories, alternative [abstract] | ||
| Cash and cash equivalents [abstract] | ||
| Cash and cash equivalents |
97,000,000
GBP
|
1 26
GBP
|
| Miscellaneous current assets [abstract] | ||
| Current derivative financial assets |
23,000,000
GBP
|
28,000,000
GBP
|
| Current finance lease receivables |
1,000,000
GBP
|
1,000,000
GBP
|
| Borrowings [abstract] | ||
| Non-current portion of non-current borrowings |
17 8
GBP
|
8 0
GBP
|
| Current borrowings and current portion of non-current borrowings [abstract] | ||
| Current borrowings |
1 6
GBP
|
2,000,000
GBP
|
| Non-current portion of non-current borrowings, by type [abstract] | ||
| Trade and other non-current payables [abstract] | ||
| Trade and other non-current payables |
1 03
GBP
|
9 6
GBP
|
| Trade and other current payables [abstract] | ||
| Trade and other current payables |
2 ,0 67
GBP
|
2 , 3 6 8
GBP
|
| Miscellaneous non-current liabilities [abstract] | ||
| Non-current net defined benefit liability |
2 49
GBP
|
257,000,000
GBP
|
| Miscellaneous current liabilities [abstract] | ||
| Current derivative financial liabilities |
13,000,000
GBP
|
11,000,000
GBP
|
| Issued capital [abstract] | ||
| Issued capital |
1,000,000
GBP
|
1,000,000
GBP
|
| Retained earnings [abstract] | ||
| Retained earnings |
432,000,000
GBP
|
1,040,000,000
GBP
|
| Net assets (liabilities) [abstract] | ||
| Assets |
5,849,000,000
GBP
|
6 ,9 1 3
GBP
|
| Liabilities |
3 ,957
GBP
|
4 , 4 1 2
GBP
|
| Assets (liabilities) |
1 ,892
GBP
|
2, 501
GBP
|
| Net current assets (liabilities) [abstract] | ||
| Current assets |
1 ,90 4
GBP
|
2 ,137
GBP
|
| Current liabilities |
2,387,000,000
GBP
|
2 , 70 3
GBP
|
| Assets less current liabilities [abstract] |