Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2025-03-29 |
As at 2024-03-30 |
|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | ||
| Property, plant and equipment [abstract] | ||
| Property, plant and equipment |
398,000,000
GBP
|
406,000,000
GBP
|
| Intangible assets and goodwill [abstract] | ||
| Intangible assets and goodwill |
229,000,000
GBP
|
267,000,000
GBP
|
| Trade and other non-current receivables [abstract] | ||
| Trade and other non-current receivables |
48,000,000
GBP
|
52,000,000
GBP
|
| Trade and other current receivables [abstract] | ||
| Trade and other current receivables |
309,000,000
GBP
|
340,000,000
GBP
|
| Classes of current inventories [abstract] | ||
| Current inventories |
424,000,000
GBP
|
507,000,000
GBP
|
| Classes of current inventories, alternative [abstract] | ||
| Cash and cash equivalents [abstract] | ||
| Cash and cash equivalents |
813,000,000
GBP
|
441,000,000
GBP
|
| Non-current assets or disposal groups classified as held for sale or as held for distribution to owners [abstract] | ||
| Non-current assets or disposal groups classified as held for sale or as held for distribution to owners |
–
GBP
|
12,000,000
GBP
|
| Miscellaneous current assets [abstract] | ||
| Current derivative financial assets |
11,000,000
GBP
|
2,000,000
GBP
|
| Borrowings [abstract] | ||
| Non-current portion of non-current borrowings |
438,000,000
GBP
|
299,000,000
GBP
|
| Current borrowings and current portion of non-current borrowings [abstract] | ||
| Current borrowings |
300,000,000
GBP
|
–
GBP
|
| Non-current portion of non-current borrowings, by type [abstract] | ||
| Trade and other non-current payables [abstract] | ||
| Trade and other non-current payables |
54,000,000
GBP
|
63,000,000
GBP
|
| Trade and other current payables [abstract] | ||
| Trade and other current payables |
405,000,000
GBP
|
439,000,000
GBP
|
| Miscellaneous non-current liabilities [abstract] | ||
| Non-current derivative financial liabilities |
3,000,000
GBP
|
–
GBP
|
| Miscellaneous current liabilities [abstract] | ||
| Current derivative financial liabilities |
1,000,000
GBP
|
4,000,000
GBP
|
| Issued capital [abstract] | ||
| Issued capital |
–
GBP
|
–
GBP
|
| Retained earnings [abstract] | ||
| Retained earnings |
466,000,000
GBP
|
675,000,000
GBP
|
| Accumulated other comprehensive income [abstract] | ||
| Reserve of exchange differences on translation |
173,000,000
GBP
|
198,000,000
GBP
|
| Miscellaneous equity [abstract] | ||
| Capital reserve |
41,000,000
GBP
|
41,000,000
GBP
|
| Net assets (liabilities) [abstract] | ||
| Assets |
3,427,000,000
GBP
|
3,370,000,000
GBP
|
| Liabilities |
2,506,000,000
GBP
|
2,216,000,000
GBP
|
| Assets (liabilities) |
921,000,000
GBP
|
1,154,000,000
GBP
|
| Net current assets (liabilities) [abstract] | ||
| Current assets |
1,652,000,000
GBP
|
1,424,000,000
GBP
|
| Current liabilities |
1,111,000,000
GBP
|
857,000,000
GBP
|
| Assets less current liabilities [abstract] |