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) operations | — |
71,774,000
GBP
|
75,468,000
GBP
|
— | — |
| Income taxes paid (refund), classified as operating activities | — |
12,967,000
GBP
|
6,454,000
GBP
|
— | — |
| Cash flows from (used in) operating activities | — |
58,807,000
GBP
|
69,014,000
GBP
|
— | — |
| Cash flows from (used in) investing activities [abstract] | |||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — |
–
GBP
|
22,908,000
GBP
|
— | — |
| Proceeds from sales of property, plant and equipment, classified as investing activities | — |
–
GBP
|
1,484,000
GBP
|
— | — |
| Purchase of property, plant and equipment, classified as investing activities | — |
3,369,000
GBP
|
5,662,000
GBP
|
— | — |
| Interest received, classified as investing activities | — |
6,027,000
GBP
|
4,336,000
GBP
|
— | — |
| Cash flows from (used in) investing activities | — |
7,862,000
GBP
|
27,153,000
GBP
|
— | — |
| Cash flows from (used in) financing activities [abstract] | |||||
| Proceeds from issuing shares | — |
65,000
GBP
|
2,858,000
GBP
|
— | — |
| Payments to acquire or redeem entity's shares | — |
22,552,000
GBP
|
–
GBP
|
— | — |
| Payments of lease liabilities, classified as financing activities | — |
1,121,000
GBP
|
466,000
GBP
|
— | — |
| Dividends paid, classified as financing activities | — |
35,748,000
GBP
|
30,422,000
GBP
|
— | — |
| Interest paid, classified as financing activities | — |
333,000
GBP
|
334,000
GBP
|
— | — |
| Cash flows from (used in) financing activities | — |
59,689,000
GBP
|
28,364,000
GBP
|
— | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — |
6,980,000
GBP
|
13,497,000
GBP
|
— | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||
| Effect of exchange rate changes on cash and cash equivalents | — |
250,000
GBP
|
241,000
GBP
|
— | — |
| Cash and cash equivalents |
128,288,000
GBP
|
— | — |
121,558,000
GBP
|
108,302,000
GBP
|