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 |
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 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of effect of changes in foreign exchange rates [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Reserve of exchange differences on translation | — | — | — | — |
162,300,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
117,100,000
GBP
|
— | — | — |
| 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 | — | — | — | — |
1,892,800,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
1,484,300,000
GBP
|
— | — | — |
| Current assets | — | — | — | — |
895,600,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
712,700,000
GBP
|
— | — | — |
| Non-current liabilities | — | — | — | — |
848,300,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
430,000,000
GBP
|
— | — | — |
| Current liabilities | — | — | — | — |
341,200,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
363,900,000
GBP
|
— | — | — |
| Revenue | — |
–
GBP
|
1,852,800,000
GBP
|
— | — | — | — | — | — | — | — | — |
1,852,800,000
GBP
|
— | — | — | — | — | — | — | — |
1,525,300,000
GBP
|
— |
1,525,300,000
GBP
|
–
GBP
|
— |
| Profit (loss) |
–
GBP
|
54,100,000
GBP
|
288,400,000
GBP
|
–
GBP
|
— |
–
GBP
|
–
GBP
|
200,000
GBP
|
–
GBP
|
234,500,000
GBP
|
–
GBP
|
–
GBP
|
234,300,000
GBP
|
–
GBP
|
–
GBP
|
200,000
GBP
|
–
GBP
|
244,400,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
244,200,000
GBP
|
— |
247,900,000
GBP
|
3,700,000
GBP
|
–
GBP
|
| Other comprehensive income |
–
GBP
|
— | — |
–
GBP
|
— |
45,200,000
GBP
|
–
GBP
|
100,000
GBP
|
–
GBP
|
7,600,000
GBP
|
1,000,000
GBP
|
6,100,000
GBP
|
44,600,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
43,900,000
GBP
|
32,000,000
GBP
|
1,700,000
GBP
|
–
GBP
|
1,100,000
GBP
|
73,100,000
GBP
|
— | — | — |
–
GBP
|
| Comprehensive income |
–
GBP
|
— | — |
–
GBP
|
— |
45,200,000
GBP
|
–
GBP
|
300,000
GBP
|
–
GBP
|
226,900,000
GBP
|
1,000,000
GBP
|
6,100,000
GBP
|
278,900,000
GBP
|
–
GBP
|
–
GBP
|
200,000
GBP
|
43,900,000
GBP
|
276,400,000
GBP
|
1,700,000
GBP
|
–
GBP
|
1,100,000
GBP
|
317,300,000
GBP
|
— | — | — |
–
GBP
|