Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2024-09-14 |
As at 2023-09-16 |
|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | ||
| Property, plant and equipment [abstract] | ||
| Property, plant and equipment |
6,098,000,000
GBP
|
5,674,000,000
GBP
|
| Intangible assets and goodwill [abstract] | ||
| Intangible assets and goodwill |
1,896,000,000
GBP
|
1,870,000,000
GBP
|
| Investment property [abstract] | ||
| Investment property |
105,000,000
GBP
|
107,000,000
GBP
|
| Investments in subsidiaries, joint ventures and associates reported in separate financial statements [abstract] | ||
| Investments in joint ventures reported in separate financial statements |
286,000,000
GBP
|
303,000,000
GBP
|
| Investments in associates reported in separate financial statements |
95,000,000
GBP
|
91,000,000
GBP
|
| Trade and other non-current receivables [abstract] | ||
| Trade and other non-current receivables |
30,000,000
GBP
|
63,000,000
GBP
|
| Miscellaneous non-current assets [abstract] | ||
| Non-current net defined benefit asset |
1,506,000,000
GBP
|
1,446,000,000
GBP
|
| Trade and other current receivables [abstract] | ||
| Trade and other current receivables |
1,697,000,000
GBP
|
1,778,000,000
GBP
|
| Classes of current inventories [abstract] | ||
| Current inventories |
2,942,000,000
GBP
|
3,207,000,000
GBP
|
| Classes of current inventories, alternative [abstract] | ||
| Cash and cash equivalents [abstract] | ||
| Cash and cash equivalents |
1,323,000,000
GBP
|
1,457,000,000
GBP
|
| Miscellaneous current assets [abstract] | ||
| Current derivative financial assets |
28,000,000
GBP
|
96,000,000
GBP
|
| Current investments |
334,000,000
GBP
|
–
GBP
|
| Borrowings [abstract] | ||
| Non-current portion of non-current borrowings |
454,000,000
GBP
|
394,000,000
GBP
|
| Current borrowings and current portion of non-current borrowings [abstract] | ||
| Current borrowings |
159,000,000
GBP
|
168,000,000
GBP
|
| Non-current portion of non-current borrowings, by type [abstract] | ||
| Trade and other current payables [abstract] | ||
| Trade and other current payables |
2,934,000,000
GBP
|
2,953,000,000
GBP
|
| Miscellaneous non-current liabilities [abstract] | ||
| Non-current net defined benefit liability |
74,000,000
GBP
|
69,000,000
GBP
|
| Miscellaneous current liabilities [abstract] | ||
| Current derivative financial liabilities |
97,000,000
GBP
|
69,000,000
GBP
|
| Issued capital [abstract] | ||
| Issued capital |
42,000,000
GBP
|
44,000,000
GBP
|
| Retained earnings [abstract] | ||
| Retained earnings |
11,395,000,000
GBP
|
10,910,000,000
GBP
|
| Accumulated other comprehensive income [abstract] | ||
| Reserve of exchange differences on translation |
383,000,000
GBP
|
42,000,000
GBP
|
| Reserve of cash flow hedges |
45,000,000
GBP
|
2,000,000
GBP
|
| Net assets (liabilities) [abstract] | ||
| Assets |
19,014,000,000
GBP
|
18,844,000,000
GBP
|
| Liabilities |
7,736,000,000
GBP
|
7,651,000,000
GBP
|
| Assets (liabilities) |
11,278,000,000
GBP
|
11,193,000,000
GBP
|
| Net current assets (liabilities) [abstract] | ||
| Current assets |
6,520,000,000
GBP
|
6,739,000,000
GBP
|
| Current liabilities |
3,668,000,000
GBP
|
3,689,000,000
GBP
|
| Assets less current liabilities [abstract] |