Disclosure Of Interests In Other Entities [Text Block]
| Concept |
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 |
As at 2022-09-30 |
2021-10-01 to 2022-09-30 |
2021-10-01 to 2022-09-30 |
2021-10-01 to 2022-09-30 |
2020-10-01 to 2021-09-30 |
2020-10-01 to 2021-09-30 |
2020-10-01 to 2021-09-30 |
2020-10-01 to 2021-09-30 |
As at 2021-09-30 |
2020-10-01 to 2021-09-30 |
2020-10-01 to 2021-09-30 |
2020-10-01 to 2021-09-30 |
2020-10-01 to 2021-09-30 |
As at 2020-09-30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of interests in other entities [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of interests in subsidiaries [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of subsidiaries [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of subsidiaries [abstract] | |||||||||||||||||||
| Disclosure of subsidiaries [line items] | |||||||||||||||||||
| Current assets | — | — | — | — | — |
883,000,000
GBP
|
— | — | — | — | — | — | — |
924,000,000
GBP
|
— | — | — | — | — |
| Non-current assets | — | — | — | — | — |
3,013,000,000
GBP
|
— | — | — | — | — | — | — |
2,405,000,000
GBP
|
— | — | — | — | — |
| Current liabilities | — | — | — | — | — |
1,326,000,000
GBP
|
— | — | — | — | — | — | — |
1,3 80
GBP
|
— | — | — | — | — |
| Non-current liabilities | — | — | — | — | — |
1,173,000,000
GBP
|
— | — | — | — | — | — | — |
838,000,000
GBP
|
— | — | — | — | — |
| Revenue | — | — |
2,000,000
GBP
|
1,949,000,000
GBP
|
— | — | — | — |
1,947,000,000
GBP
|
— | — | — | — | — | — |
–
GBP
|
1,84 6
GBP
|
1,846,000,000
GBP
|
— |
| Profit (loss) |
–
GBP
|
260,000,000
GBP
|
3,000,000
GBP
|
263,000,000
GBP
|
–
GBP
|
— |
–
GBP
|
–
GBP
|
260,000,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
— |
285,000,000
GBP
|
35,000,000
GBP
|
250,000,000
GBP
|
285,000,000
GBP
|
— |
| Comprehensive income |
–
GBP
|
293,000,000
GBP
|
— | — |
164,000,000
GBP
|
— |
–
GBP
|
–
GBP
|
457,000,000
GBP
|
81,000,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
— |
287,000,000
GBP
|
— | — |
206,000,000
GBP
|
— |
| Disclosure of interests in associates [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of associates [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of associates [abstract] | |||||||||||||||||||
| Disclosure of associates [line items] | |||||||||||||||||||
| Other comprehensive income | — | — | — | — | — | — | — | — |
197,000,000
GBP
|
— | — | — | — | — | — | — | — |
79,000,000
GBP
|
— |
| Disclosure of interests in joint arrangements [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of joint ventures [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of joint ventures [abstract] | |||||||||||||||||||
| Disclosure of joint ventures [line items] | |||||||||||||||||||
| Cash and cash equivalents | — | — | — | — | — |
489,000,000
GBP
|
— | — | — | — | — | — | — |
567,000,000
GBP
|
— | — | — | — |
848,000,000
GBP
|
| Tax expense (income) | — | — |
6,000,000
GBP
|
83,000,000
GBP
|
— | — | — | — |
77,000,000
GBP
|
— | — | — | — | — | — |
21,000,000
GBP
|
83,000,000
GBP
|
62,000,000
GBP
|
— |