Disclosure Of Effect Of Changes In Foreign Exchange Rates [Text Block]
| Concept |
2022-04-01 to 2023-03-31 |
2022-04-01 to 2023-03-31 |
2022-04-01 to 2023-03-31 |
2022-04-01 to 2023-03-31 |
As at 2023-03-31 |
2022-04-01 to 2023-03-31 |
2022-04-01 to 2023-03-31 |
2022-04-01 to 2023-03-31 |
2022-04-01 to 2023-03-31 |
2022-04-01 to 2023-03-31 |
2022-04-01 to 2023-03-31 |
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 |
2021-04-01 to 2022-03-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | — | — | — | — |
1,872,200,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
2,463,500,000
GBP
|
— | — | — | — |
| Current assets | — | — | — | — |
1,437,700,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
2,137,200,000
GBP
|
— | — | — | — |
| Non-current liabilities | — | — | — | — |
1,245,500,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
1,416,500,000
GBP
|
— | — | — | — |
| Current liabilities | — | — | — | — |
1,693,500,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
2,482,700,000
GBP
|
— | — | — | — |
| Revenue | — | — | — | — | — | — | — | — | — | — |
4,438,600,000
GBP
|
— | — | — | — | — | — | — |
4,101,800,000
GBP
|
— | — | — |
| Profit (loss) |
–
GBP
|
35,000,000
GBP
|
–
GBP
|
–
GBP
|
— |
–
GBP
|
–
GBP
|
1,700,000
GBP
|
–
GBP
|
35,000,000
GBP
|
33,300,000
GBP
|
164,200,000
GBP
|
–
GBP
|
3,700,000
GBP
|
–
GBP
|
164,200,000
GBP
|
–
GBP
|
— |
167,900,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
| Other comprehensive income |
–
GBP
|
302,300,000
GBP
|
–
GBP
|
1,000,000
GBP
|
— |
300,000
GBP
|
–
GBP
|
2,000,000
GBP
|
–
GBP
|
301,600,000
GBP
|
304,300,000
GBP
|
297,000,000
GBP
|
–
GBP
|
900,000
GBP
|
8,000,000
GBP
|
258,300,000
GBP
|
–
GBP
|
— |
297,900,000
GBP
|
–
GBP
|
46,700,000
GBP
|
–
GBP
|
| Comprehensive income |
–
GBP
|
337,300,000
GBP
|
–
GBP
|
1,000,000
GBP
|
— |
300,000
GBP
|
–
GBP
|
300,000
GBP
|
–
GBP
|
336,600,000
GBP
|
337,600,000
GBP
|
461,200,000
GBP
|
–
GBP
|
4,600,000
GBP
|
8,000,000
GBP
|
422,500,000
GBP
|
–
GBP
|
— |
465,800,000
GBP
|
–
GBP
|
46,700,000
GBP
|
–
GBP
|