Disclosure Of Entity's Operating Segments [Text Block]
| Concept |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
As at 2022-03-31 |
2021-04-01 to 2022-03-31 |
As at 2021-03-31 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of entity's operating segments [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of operating segments [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of operating segments [abstract] | ||||||||||||||||||||
| Disclosure of operating segments [line items] | ||||||||||||||||||||
| Revenue | — | — | — | — | — | — | — |
4,079,000,000
GBP
|
— | — | — | — | — | — | — | — |
1, 9 3 1
GBP
|
— | — | — |
| Interest income | — | — | — | — | — | — | — |
–
GBP
|
— | — | — | — | — | — | — | — |
1,000,000
GBP
|
— | — | — |
| Interest expense | — | — | — | — | — | — | — |
53,000,000
GBP
|
— | — | — | — | — | — | — | — |
47,000,000
GBP
|
— | — | — |
| Tax expense (income) | — | — | — | — | — | — | — |
5,000,000
GBP
|
— | — | — | — | — | — | — | — |
–
GBP
|
— | — | — |
| Profit (loss) before tax | — | — | — | — | — | — | — |
4 , 0 18
GBP
|
— | — | — | — | — | — | — | — |
1, 8 5 5
GBP
|
— | — | — |
| Profit (loss) |
–
GBP
|
3 , 5 47
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
466,000,000
GBP
|
–
GBP
|
4 , 0 13
GBP
|
— |
–
GBP
|
— |
–
GBP
|
–
GBP
|
–
GBP
|
1, 7 0 7
GBP
|
–
GBP
|
1, 8 5 5
GBP
|
–
GBP
|
–
GBP
|
14 8
GBP
|
| Assets | — | — | — | — | — | — | — | — |
13 ,9 4 8
GBP
|
— |
10, 3 3 4
GBP
|
— | — | — | — | — | — | — | — | — |
| Liabilities | — | — | — | — | — | — | — | — |
1 ,1 9 4
GBP
|
— |
1,1 7 0
GBP
|
— | — | — | — | — | — | — | — | — |
| Cash flows from (used in) operating activities | — | — | — | — | — | — | — |
49 0
GBP
|
— | — | — | — | — | — | — | — |
559,000,000
GBP
|
— | — | — |
| Cash flows from (used in) investing activities | — | — | — | — | — | — | — |
–
GBP
|
— | — | — | — | — | — | — | — |
1,000,000
GBP
|
— | — | — |
| Cash flows from (used in) financing activities | — | — | — | — | — | — | — |
4 98
GBP
|
— | — | — | — | — | — | — | — |
7,000,000
GBP
|
— | — | — |
| Disclosure of products and services [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of products and services [abstract] | ||||||||||||||||||||
| Disclosure of products and services [line items] | ||||||||||||||||||||
| Disclosure of geographical areas [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of geographical areas [abstract] | ||||||||||||||||||||
| Disclosure of geographical areas [line items] | ||||||||||||||||||||
| Disclosure of major customers [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of major customers [abstract] | ||||||||||||||||||||
| Disclosure of major customers [line items] |