Profit Or Loss [Abstract]
| Concept |
2022-10-01 to 2023-09-30 |
2022-10-01 to 2023-09-30 |
2022-10-01 to 2023-09-30 |
2022-10-01 to 2023-09-30 |
2022-10-01 to 2023-09-30 |
2022-10-01 to 2023-09-30 |
2022-10-01 to 2023-09-30 |
2021-10-01 to 2022-09-30 |
2021-10-01 to 2022-09-30 |
2021-10-01 to 2022-09-30 |
2021-10-01 to 2022-09-30 |
2021-10-01 to 2022-09-30 |
2021-10-01 to 2022-09-30 |
2021-10-01 to 2022-09-30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Profit or loss [abstract] | ||||||||||||||
| Profit (loss) [abstract] | ||||||||||||||
| Revenue | — | — | — | — | — |
32,475,000,000
GBP
|
— |
32,551,000,000
GBP
|
— | — | — | — | — | — |
| Cost of sales | — | — | — | — | — |
25,795,000,000
GBP
|
— |
26,513,000,000
GBP
|
— | — | — | — | — | — |
| Gross profit | — | — | — | — | — |
6,680,000,000
GBP
|
— |
6,038,000,000
GBP
|
— | — | — | — | — | — |
| Distribution costs | — | — | — | — | — |
2,338,000,000
GBP
|
— |
2,021,000,000
GBP
|
— | — | — | — | — | — |
| Administrative expenses | — | — | — | — | — |
940,000,000
GBP
|
— |
1,334,000,000
GBP
|
— | — | — | — | — | — |
| Profit (loss) from operating activities | — | — | — | — | — |
3,402,000,000
GBP
|
— |
2,683,000,000
GBP
|
— | — | — | — | — | — |
| Finance costs | — | — | — | — | — |
1,205,000,000
GBP
|
— |
1,717,000,000
GBP
|
— | — | — | — | — | — |
| Share of profit (loss) of associates and joint ventures accounted for using equity method | — | — | — | — | — |
7,000,000
GBP
|
— |
15,000,000
GBP
|
— | — | — | — | — | — |
| Profit (loss) before tax | — | — | — | — | — |
3,111,000,000
GBP
|
— |
2,551,000,000
GBP
|
— | — | — | — | — | — |
| Tax expense (income) | — | — | — | — | — |
655,000,000
GBP
|
— |
886,000,000
GBP
|
— | — | — | — | — | — |
| Profit (loss) |
–
GBP
|
–
GBP
|
–
GBP
|
2,328,000,000
GBP
|
128,000,000
GBP
|
2,456,000,000
GBP
|
2,328,000,000
GBP
|
1,665,000,000
GBP
|
–
GBP
|
–
GBP
|
95,000,000
GBP
|
1,570,000,000
GBP
|
–
GBP
|
1,570,000,000
GBP
|
| Profit (loss), attributable to [abstract] | ||||||||||||||
| Profit (loss), attributable to owners of parent | — | — | — | — | — |
2,328,000,000
GBP
|
— |
1,570,000,000
GBP
|
— | — | — | — | — | — |
| Profit (loss), attributable to non-controlling interests | — | — | — | — | — |
128,000,000
GBP
|
— |
95,000,000
GBP
|
— | — | — | — | — | — |
| Earnings per share [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Earnings per share [abstract] | ||||||||||||||
| Earnings per share [line items] | ||||||||||||||
| Basic earnings per share [abstract] | ||||||||||||||
| Basic earnings (loss) per share | — | — | — | — | — |
2.524
|
— |
1.659
|
— | — | — | — | — | — |
| Diluted earnings per share [abstract] | ||||||||||||||
| Diluted earnings (loss) per share | — | — | — | — | — |
2.508
|
— |
1.647
|
— | — | — | — | — | — |