Statement Of Cash Flows [Abstract]
| Concept |
As at 2025-03-31 |
2024-04-01 to 2025-03-31 |
2023-04-01 to 2024-03-31 |
As at 2024-03-31 |
As at 2023-03-31 |
|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||
| Cash flows from (used in) operating activities [abstract] | |||||
| Cash flows from (used in) operating activities | — |
58,000,000
GBP
|
61,600,000
GBP
|
— | — |
| Cash flows from (used in) investing activities [abstract] | |||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — |
5,700,000
GBP
|
–
GBP
|
— | — |
| Proceeds from sales of property, plant and equipment, classified as investing activities | — |
100,000
GBP
|
–
GBP
|
— | — |
| Purchase of property, plant and equipment, classified as investing activities | — |
8,800,000
GBP
|
5,800,000
GBP
|
— | — |
| Purchase of intangible assets, classified as investing activities | — |
100,000
GBP
|
2,400,000
GBP
|
— | — |
| Interest received, classified as investing activities | — |
1,000,000
GBP
|
700,000
GBP
|
— | — |
| Cash flows from (used in) investing activities | — |
13,500,000
GBP
|
7,600,000
GBP
|
— | — |
| Cash flows from (used in) financing activities [abstract] | |||||
| Payments to acquire or redeem entity's shares | — |
11,100,000
GBP
|
–
GBP
|
— | — |
| Proceeds from borrowings, classified as financing activities | — |
–
GBP
|
2,200,000
GBP
|
— | — |
| Repayments of borrowings, classified as financing activities | — |
19,400,000
GBP
|
10,100,000
GBP
|
— | — |
| Payments of lease liabilities, classified as financing activities | — |
21,200,000
GBP
|
18,400,000
GBP
|
— | — |
| Cash flows from (used in) financing activities | — |
57,200,000
GBP
|
33,000,000
GBP
|
— | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — |
12,700,000
GBP
|
21,000,000
GBP
|
— | — |
| Cash and cash equivalents |
27,400,000
GBP
|
— | — |
40,100,000
GBP
|
19,100,000
GBP
|