Statement Of Cash Flows [Abstract]
| Concept |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
As at 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
As at 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
As at 2023-03-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||||||||
| Profit (loss) |
–
GBP
|
–
GBP
|
–
GBP
|
— |
5,400,000
GBP
|
–
GBP
|
5,400,000
GBP
|
–
GBP
|
–
GBP
|
192,500,000
GBP
|
192,500,000
GBP
|
— |
–
GBP
|
–
GBP
|
— |
| Cash flows from (used in) operations | — | — | — | — |
105,100,000
GBP
|
— | — | — | — | — |
8 7. 7
GBP
|
— | — | — | — |
| Interest paid, classified as operating activities | — | — | — | — |
28,500,000
GBP
|
— | — | — | — | — |
33,800,000
GBP
|
— | — | — | — |
| Cash flows from (used in) operating activities | — | — | — | — |
76,600,000
GBP
|
— | — | — | — | — |
53,900,000
GBP
|
— | — | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||||||
| Purchase of property, plant and equipment, classified as investing activities | — | — | — | — |
1,800,000
GBP
|
— | — | — | — | — |
400,000
GBP
|
— | — | — | — |
| Purchase of intangible assets, classified as investing activities | — | — | — | — |
0 .4
GBP
|
— | — | — | — | — |
800,000
GBP
|
— | — | — | — |
| Proceeds from government grants, classified as investing activities | — | — | — | — |
700,000
GBP
|
— | — | — | — | — |
1,500,000
GBP
|
— | — | — | — |
| Other inflows (outflows) of cash, classified as investing activities | — | — | — | — |
–
GBP
|
— | — | — | — | — |
1,200,000
GBP
|
— | — | — | — |
| Cash flows from (used in) investing activities | — | — | — | — |
16,500,000
GBP
|
— | — | — | — | — |
45,900,000
GBP
|
— | — | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||||||
| Payments to acquire or redeem entity's shares | — | — | — | — |
0 .4
GBP
|
— | — | — | — | — |
200,000
GBP
|
— | — | — | — |
| Proceeds from borrowings, classified as financing activities | — | — | — | — |
341,500,000
GBP
|
— | — | — | — | — |
156,000,000
GBP
|
— | — | — | — |
| Repayments of borrowings, classified as financing activities | — | — | — | — |
355,500,000
GBP
|
— | — | — | — | — |
211,000,000
GBP
|
— | — | — | — |
| Dividends paid, classified as financing activities | — | — | — | — |
56,300,000
GBP
|
— | — | — | — | — |
50. 7
GBP
|
— | — | — | — |
| Cash flows from (used in) financing activities | — | — | — | — |
72,000,000
GBP
|
— | — | — | — | — |
106,700,000
GBP
|
— | — | — | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — | — | — | — |
21. 1
GBP
|
— | — | — | — | — |
6,900,000
GBP
|
— | — | — | — |
| Cash and cash equivalents | — | — | — |
32,700,000
GBP
|
— | — | — | — | — | — | — |
11,600,000
GBP
|
— | — |
18,500,000
GBP
|