Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2022-04-30 |
As at 2021-05-01 |
|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | ||
| Property, plant and equipment [abstract] | ||
| Property, plant and equipment |
162,000,000
GBP
|
1 84
GBP
|
| Intangible assets and goodwill [abstract] | ||
| Intangible assets other than goodwill [abstract] | ||
| Intangible assets other than goodwill |
385,000,000
GBP
|
4 26
GBP
|
| Goodwill |
2 , 814
GBP
|
2 , 8 51
GBP
|
| Trade and other non-current receivables [abstract] | ||
| Trade and other non-current receivables |
1 23
GBP
|
138,000,000
GBP
|
| Miscellaneous non-current assets [abstract] | ||
| Non-current finance lease receivables |
3,000,000
GBP
|
3,000,000
GBP
|
| Trade and other current receivables [abstract] | ||
| Trade and other current receivables |
696,000,000
GBP
|
587,000,000
GBP
|
| Classes of current inventories [abstract] | ||
| Current inventories |
1, 28 6
GBP
|
1 ,1 78
GBP
|
| Classes of current inventories, alternative [abstract] | ||
| Cash and cash equivalents [abstract] | ||
| Cash and cash equivalents |
1 26
GBP
|
175,000,000
GBP
|
| Miscellaneous current assets [abstract] | ||
| Current derivative financial assets |
28,000,000
GBP
|
24,000,000
GBP
|
| Current finance lease receivables |
1,000,000
GBP
|
1,000,000
GBP
|
| Borrowings [abstract] | ||
| Non-current portion of non-current borrowings |
8 0
GBP
|
–
GBP
|
| Current borrowings and current portion of non-current borrowings [abstract] | ||
| Current borrowings |
2,000,000
GBP
|
6,000,000
GBP
|
| Non-current portion of non-current borrowings, by type [abstract] | ||
| Trade and other non-current payables [abstract] | ||
| Trade and other non-current payables |
96,000,000
GBP
|
97,000,000
GBP
|
| Trade and other current payables [abstract] | ||
| Trade and other current payables |
2, 368
GBP
|
2 , 23 3
GBP
|
| Miscellaneous non-current liabilities [abstract] | ||
| Non-current net defined benefit liability |
257,000,000
GBP
|
4 8 2
GBP
|
| Miscellaneous current liabilities [abstract] | ||
| Current derivative financial liabilities |
11,000,000
GBP
|
4 2
GBP
|
| Issued capital [abstract] | ||
| Issued capital |
1,000,000
GBP
|
1,000,000
GBP
|
| Retained earnings [abstract] | ||
| Retained earnings |
1,0 40
GBP
|
881,000,000
GBP
|
| Net assets (liabilities) [abstract] | ||
| Assets |
6 ,9 1 3
GBP
|
6, 880
GBP
|
| Liabilities |
4,41 2
GBP
|
4 , 4 9 9
GBP
|
| Assets (liabilities) |
2, 501
GBP
|
2 , 381
GBP
|
| Net current assets (liabilities) [abstract] | ||
| Current assets |
2 ,1 37
GBP
|
1 ,9 6 5
GBP
|
| Current liabilities |
2,703,000,000
GBP
|
2, 62 1
GBP
|
| Assets less current liabilities [abstract] |