Disclosure Of Effect Of Changes In Foreign Exchange Rates [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 |
2021-04-01 to 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 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of effect of changes in foreign exchange rates [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of information when currency is not exchangeable into another currency [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of information when foreign operation’s functional currency is not exchangeable into presentation currency [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of summarised financial information about foreign operation [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of summarised financial information about foreign operation [abstract] | ||||||||||||||||||||||||
| Disclosure of summarised financial information about foreign operation [line items] | ||||||||||||||||||||||||
| Non-current assets | — | — | — | — | — | — | — | — |
7,032,000,000
GBP
|
— | — | — |
6,328,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
| Current assets | — | — | — | — | — | — | — | — |
134,000,000
GBP
|
— | — | — |
236,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
| Non-current liabilities | — | — | — | — | — | — | — | — |
2,675,000,000
GBP
|
— | — | — |
2,505,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
| Current liabilities | — | — | — | — | — | — | — | — |
434,000,000
GBP
|
— | — | — |
387,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
| Revenue | — | — | — | — | — | — | — |
410,000,000
GBP
|
— |
430,000,000
GBP
|
20,000,000
GBP
|
— | — | — | — |
468,000,000
GBP
|
–
GBP
|
468,000,000
GBP
|
— | — | — | — | — | — |
| Profit (loss) |
958,000,000
GBP
|
–
GBP
|
2,000,000
GBP
|
958,000,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
960,000,000
GBP
|
— |
257,000,000
GBP
|
703,000,000
GBP
|
–
GBP
|
— |
–
GBP
|
–
GBP
|
178,000,000
GBP
|
1,261,000,000
GBP
|
1,083,000,000
GBP
|
–
GBP
|
–
GBP
|
1,031,000,000
GBP
|
–
GBP
|
52,000,000
GBP
|
1,031,000,000
GBP
|
| Other comprehensive income |
11,000,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
12,000,000
GBP
|
11,000,000
GBP
|
— | — | — |
1,000,000
GBP
|
— |
–
GBP
|
24,000,000
GBP
|
— | — |
5,000,000
GBP
|
–
GBP
|
–
GBP
|
1 7
GBP
|
2,000,000
GBP
|
–
GBP
|
5,000,000
GBP
|
| Comprehensive income |
947,000,000
GBP
|
–
GBP
|
2,000,000
GBP
|
958,000,000
GBP
|
–
GBP
|
–
GBP
|
12,000,000
GBP
|
949,000,000
GBP
|
— | — | — |
1,000,000
GBP
|
— |
–
GBP
|
24,000,000
GBP
|
— | — |
1,088,000,000
GBP
|
–
GBP
|
–
GBP
|
1,014,000,000
GBP
|
2,000,000
GBP
|
52,000,000
GBP
|
1,036,000,000
GBP
|